35 Exon Genotypesa Exon Genotypesa 1b M1V (1A>G) (11) 24 3523-28TϾC (12) R18W (52C>T) (11) 25 G1203D (3608G>A)b 3 250_251insCAAA (7) 27 R1300X (3898C>T) (12) N96K (288C>A) R1300Q (3899G>A) (11) 302 ϩ 26 GϾA (13) 28 P1380L (4139CϾT) (14) 4 P143L (428C>T) (10) P1401P (4203CϾA) (15) 5 R152Q (455G>A) (4) 4253 ϩ 43GϾA (12) 6 571-1GϾT (4) 29 4253 ϩ 13GϾA (12) R212H (635G>A) (16) 4354-38GϾA (4) C230S (688T>A) (12) 30a 4466 ϩ 3GϾA (4) 641delG (9) 30b C1490Y (4469G>A) (17) 10 1240-14CϾT (13) P1512R (4535C>G) (4) H423R (1268ϾG) (13) 31 T1526M (4577C>T) (14) 1357 ϩ 11delG (16) 33/34 A1598D (4793C>A) (4) H423H (1269CϾT) (13) 35 4947delC (14) 11 1387delTT (4) 5018 ؉ 2T>C (7) R500R (1500GϾA) (4) 39 H1838Y (5512C>T) (14) 12 L541P (1622T>C) (14) 40 N1868I (5603AϾT) (13) R572Q (1715G>A) (17) L1894L (5682GϾC) (15) 13 Y639X (1917C>G) (17) 5714 ؉ 5G>A C641S (1922G>C) (4) 41 L1938L (5814AϾG) (12) 14 R653C (1957C>T) (12) 42 5836-43CϾA W700X (2099G>A) (4) 5836-11GϾA (15) 3607 ϩ 49TϾC P1948I (5843CϾT) (15) 15 V767D (2300T>A) (7) P1948P (5844AϾG) (15) 16 W821R (2461T>A) (14) G1961E (5882G>A) (14) 17 2588-33CϾTb 43 L1970F (5908C>T) (11) G863A (2588G>C) (17) 44 6006-16AϾG (16) 18 2654-36CϾT (4) I2023I (6069CϾT) (14) T897I (2690C>T) (7) L2027F (6079C>T) (14) 19 R943Q (2828GϾA) (13) 45 V2050L (6148G>C) (14) Y954D (2860T>G) (4) 46 R2107H (6320G>A) (18) N965S (2894A>G) (14) 6386 ؉ 2G>C (10) 20 G978D (2933G>A) (4) 47 R2139W (6415C>T) (14) L988L (2964CϾT) (4) R2149L (6446G>T) (4) 21 E1022K (3064G>A) (4) C2150Y (6449G>A) (19) A1038V (3113C>T) (14) 48 D2177N (6529G>A) (17) G1050D (3149G>A) (4) L2241V (6721C>G) (12) 3211_3212insGT (14) 6729 ϩ 21CϾT (15) 22 E1087K (3259G>A) (14) 49 6730-3TϾC (15) R1098C (3292C>T) (12) S2255I (6764GϾT) (13) S1099P (3295T>C) (4) 6816 ϩ 28GϾC (4) R1108C (3322C>T) (14) R1129L (3386G>T) (17) a Bold indicates disease-causing mutations.

X

ABCA4 p.Glu1022Lys 15192030:35:1688

status: NEW

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34 Exon Genotypesa Exon Genotypesa 1b M1V (1A>G) (11) 24 3523-28Tb0e;C (12) R18W (52C>T) (11) 25 G1203D (3608G>A)b 3 250_251insCAAA (7) 27 R1300X (3898C>T) (12) N96K (288C>A) R1300Q (3899G>A) (11) 302 af9; 26 Gb0e;A (13) 28 P1380L (4139Cb0e;T) (14) 4 P143L (428C>T) (10) P1401P (4203Cb0e;A) (15) 5 R152Q (455G>A) (4) 4253 af9; 43Gb0e;A (12) 6 571-1Gb0e;T (4) 29 4253 af9; 13Gb0e;A (12) R212H (635G>A) (16) 4354-38Gb0e;A (4) C230S (688T>A) (12) 30a 4466 af9; 3Gb0e;A (4) 641delG (9) 30b C1490Y (4469G>A) (17) 10 1240-14Cb0e;T (13) P1512R (4535C>G) (4) H423R (1268b0e;G) (13) 31 T1526M (4577C>T) (14) 1357 af9; 11delG (16) 33/34 A1598D (4793C>A) (4) H423H (1269Cb0e;T) (13) 35 4947delC (14) 11 1387delTT (4) 5018 d19; 2T>C (7) R500R (1500Gb0e;A) (4) 39 H1838Y (5512C>T) (14) 12 L541P (1622T>C) (14) 40 N1868I (5603Ab0e;T) (13) R572Q (1715G>A) (17) L1894L (5682Gb0e;C) (15) 13 Y639X (1917C>G) (17) 5714 d19; 5G>A C641S (1922G>C) (4) 41 L1938L (5814Ab0e;G) (12) 14 R653C (1957C>T) (12) 42 5836-43Cb0e;A W700X (2099G>A) (4) 5836-11Gb0e;A (15) 3607 af9; 49Tb0e;C P1948I (5843Cb0e;T) (15) 15 V767D (2300T>A) (7) P1948P (5844Ab0e;G) (15) 16 W821R (2461T>A) (14) G1961E (5882G>A) (14) 17 2588-33Cb0e;Tb 43 L1970F (5908C>T) (11) G863A (2588G>C) (17) 44 6006-16Ab0e;G (16) 18 2654-36Cb0e;T (4) I2023I (6069Cb0e;T) (14) T897I (2690C>T) (7) L2027F (6079C>T) (14) 19 R943Q (2828Gb0e;A) (13) 45 V2050L (6148G>C) (14) Y954D (2860T>G) (4) 46 R2107H (6320G>A) (18) N965S (2894A>G) (14) 6386 d19; 2G>C (10) 20 G978D (2933G>A) (4) 47 R2139W (6415C>T) (14) L988L (2964Cb0e;T) (4) R2149L (6446G>T) (4) 21 E1022K (3064G>A) (4) C2150Y (6449G>A) (19) A1038V (3113C>T) (14) 48 D2177N (6529G>A) (17) G1050D (3149G>A) (4) L2241V (6721C>G) (12) 3211_3212insGT (14) 6729 af9; 21Cb0e;T (15) 22 E1087K (3259G>A) (14) 49 6730-3Tb0e;C (15) R1098C (3292C>T) (12) S2255I (6764Gb0e;T) (13) S1099P (3295T>C) (4) 6816 af9; 28Gb0e;C (4) R1108C (3322C>T) (14) R1129L (3386G>T) (17) a Bold indicates disease-causing mutations.

X

ABCA4 p.Glu1022Lys 15192030:34:1688

status: NEW

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102 Thirty-Three Truncated and 98 Amino Acid-Changing Variants in the ABCA4 Gene Exon Nucleotide Change Effect (A) (B) AMD (n ‫؍‬ 182) Control (n ‫؍‬ 96) STGD (n ‫؍‬ 374) Allele Prevalence 2 106delT FS NS 0 0 1 Ͻ0.01 2 160 ϩ 1g 3 a Splice site NS 0 0 1 Ͻ0.01 3 161G 3 A Cys54Tyr NS 0 0 6 Ͻ0.01 3 179C 3 T Ala60Val NS 0 0 2 Ͻ0.01 3 194G 3 A Gly65Glu NS 0 0 2 Ͻ0.01 3 223T 3 G Cys75Gly NS 0 0 2 Ͻ0.01 3 247delCAAA FS NS 0 0 2 Ͻ0.01 3 298C 3 T Ser100Pro NS 0 0 1 Ͻ0.01 5 454C 3 T Arg152Stop NS 0 0 2 Ͻ0.01 6 574G 3 A Ala192Thr NS 0 0 1 Ͻ0.01 6 618C 3 G Ser206Arg NS 0 0 3 Ͻ0.01 6 634C 3 T Arg212Cys 0.02 Yes 0 0 7 0.01 6 635G 3 A Arg212His NS 2 2 6 0.01 6 658C 3 T Arg220Cys NS 0 0 2 Ͻ0.01 6 661delG FS NS 0 0 1 Ͻ0.01 666delAAAGACGGTGC 6 GC FS NS 0 0 1 Ͻ0.01 6 746A 3 C Asp249Gly NS 0 0 1 Ͻ0.01 8 899C 3 A Thr300Asn NS 0 0 1 Ͻ0.01 8 997C 3 T Arg333Trp NS 0 0 1 Ͻ0.01 9 1140T 3 A Asn380Lys NS 0 0 1 Ͻ0.01 9 1222C 3 T Arg408Stop NS 0 0 1 Ͻ0.01 10 1268A 3 G His423Arg NS 1 0 7 0.01 10 1335C 3 G Ser445Arg NS 0 0 1 Ͻ0.01 10 1344delG FS NS 0 0 1 Ͻ0.01 11 1411G 3 A Glu471Lys NS 0 0 3 Ͻ0.01 11 1513delATCAC FS NS 0 0 1 Ͻ0.01 12 1622T 3 C Leu541Pro 0.001 Yes 0 0 11 0.01 13 1804C 3 T Arg602Trp NS 0 0 3 Ͻ0.01 13 1805G 3 A Arg602Gln NS 0 0 1 Ͻ0.01 13 1819G 3 T Gly607Trp NS 0 0 1 Ͻ0.01 13 1823T 3 A Phe608Ile NS 0 0 1 Ͻ0.01 13 1927G 3 A Val643Met NS 0 0 1 Ͻ0.01 14 1989G 3 T Trp663Stop NS 0 0 1 Ͻ0.01 14 2005delAT FS NS 0 0 3 Ͻ0.01 14 2041C 3 T Arg681Stop NS 0 0 2 Ͻ0.01 14 2147C 3 T Thr716Met NS 0 0 1 Ͻ0.01 15 2291G 3 A Cys764Tyr NS 0 0 1 Ͻ0.01 15 2294G 3 A Ser765Asn NS 0 0 1 Ͻ0.01 15 2300T 3 A Val767Asp NS 0 0 2 Ͻ0.01 16 2385del16bp FS NS 0 0 1 Ͻ0.01 16 2453G 3 A Gly818Glu NS 0 0 1 Ͻ0.01 16 2461T 3 A Trp821Arg NS 0 0 1 Ͻ0.01 16 2546T 3 C Val849Ala NS 0 0 4 Ͻ0.01 16 2552G 3 A Gly851Asp NS 0 0 1 Ͻ0.01 16 2560G 3 A Ala854Thr NS 0 0 1 Ͻ0.01 17 2588G 3 C Gly863Ala 0.0006 No 2 2 28 0.02 17 2617T 3 C Phe873Leu NS 0 0 1 Ͻ0.01 18 2690C 3 T Thr897Ile NS 0 0 1 Ͻ0.01 18 2701A 3 G Thr901Ala NS 0 1 0 Ͻ0.01 18 2703A 3 G Thr901Arg NS 0 0 2 Ͻ0.01 19 2828G 3 A Arg943Gln NS 20 13 37 0.05 19 2883delC FS NS 0 0 1 Ͻ0.01 20 2894A 3 G Asn965Ser NS 0 0 3 Ͻ0.01 19 2912C 3 A Thr971Asn NS 0 0 1 Ͻ0.01 19 2915C 3 A Thr972Asn NS 0 0 1 Ͻ0.01 20 2920T 3 C Ser974Pro NS 0 0 1 Ͻ0.01 20 2966T 3 C Val989Ala NS 0 0 2 Ͻ0.01 20 2977del8bp FS NS 0 0 1 Ͻ0.01 20 3041T 3 G Leu1014Arg NS 0 0 1 Ͻ0.01 21 3055A 3 G Thr1019Ala NS 0 0 1 Ͻ0.01 21 3064G 3 A Glu1022Lys NS 0 0 1 Ͻ0.01 21 3091A 3 G Lys1031Glu NS 0 0 1 Ͻ0.01 21 3113G 3 T Ala1038Val 0.001 Yes 1 0 17 0.01 22 3205insAA FS NS 0 0 1 Ͻ0.01 22 3261G 3 A Glu1087Lys NS 0 0 2 Ͻ0.01 22 3322C 3 T Arg1108Cys 0.04 Yes 0 0 6 Ͻ0.01 22 3323G 3 A Arg1108His NS 0 0 1 Ͻ0.01 23 3364G 3 A Glu1122Lys NS 0 0 1 Ͻ0.01 (continues) Exon Nucleotide Change Effect (A) (B) AMD (n ‫؍‬ 182) Control (n ‫؍‬ 96) STGD (n ‫؍‬ 374) Allele Prevalence 23 3386G 3 T Arg1129Leu NS 0 0 3 Ͻ0.01 24 3531C 3 A Cys1158Stop NS 0 0 1 Ͻ0.01 25 3749T 3 C Leu1250Pro NS 0 0 1 Ͻ0.01 26 3835delGATTCT FS NS 0 0 1 Ͻ0.01 27 3940C 3 A Pro1314Thr NS 0 1 0 Ͻ0.01 28 4139C 3 T Pro1380Leu 0.001 Yes 0 0 10 0.01 28 4222T 3 C Trp1408Arg NS 0 0 2 Ͻ0.01 28 4223G 3 T Trp1408Leu NS 0 0 2 Ͻ0.01 28 4234C 3 T Gln1412stop NS 0 0 1 Ͻ0.01 29 4297G 3 A Val1433Ile NS 1 0 0 Ͻ0.01 29 4319T 3 C Phe1440Ser NS 0 0 1 Ͻ0.01 30 4353 - 1g 3 t Splice site NS 0 0 1 Ͻ0.01 30 4457C 3 T Pro1486Leu NS 0 0 1 Ͻ0.01 30 4462T 3 C Cys1488Arg NS 0 0 3 Ͻ0.01 30 4463G 3 T Cys1488Phe NS 0 0 2 Ͻ0.01 30 4469G 3 A Cys1490Tyr NS 0 0 3 Ͻ0.01 30 4531insC FS NS 0 0 2 Ͻ0.01 32 4538A 3 G Gln1513Arg NS 0 0 1 Ͻ0.01 30 4539 ϩ 1g 3 t Splice site NS 0 0 1 Ͻ0.01 31 4574T 3 C Leu1525Pro NS 0 0 1 Ͻ0.01 33 4733delGTTT FS NS 0 0 1 Ͻ0.01 4859delATAACAinsTCC 35 T FS NS 0 0 1 Ͻ0.01 36 4909G 3 A Ala1637Thr NS 0 0 1 Ͻ0.01 35 4918C 3 T Arg1640Trp NS 0 0 1 Ͻ0.01 35 4919G 3 A Arg1640Gln NS 0 0 1 Ͻ0.01 35 4954T 3 G Tyr1652Asp NS 0 0 1 Ͻ0.01 36 5077G 3 A Val1693Ile NS 0 0 1 Ͻ0.01 36 5186T 3 C Leu1729Pro NS 0 0 2 Ͻ0.01 36 5206T 3 C Ser1736Pro NS 0 0 1 Ͻ0.01 36 5212del11bp FS NS 0 0 1 Ͻ0.01 37 5225delTGGTGGTGGGC FS NS 0 0 1 Ͻ0.01 del LPA 37 5278del9bp 1760 NS 0 0 1 Ͻ0.01 37 5288delG FS NS 0 0 1 Ͻ0.01 38 5395A 3 G Asn1799Asp NS 0 0 1 Ͻ0.01 38 5451T 3 G Asp1817Glu NS 1 0 4 Ͻ0.01 39 5584 ϩ 5g 3 a Splice site 0.02 Yes 0 0 6 Ͻ0.01 40 5603A 3 T Asn1868Ile 0.0006 No 20 7 79 0.08 40 5651T 3 A Val1884GLu NS 0 0 1 Ͻ0.01 40 5657G 3 A Gly1886Glu NS 0 0 1 Ͻ0.01 40 5687T 3 A Val1896Asp NS 0 0 1 Ͻ0.01 40 5693G 3 A Arg1898His NS 0 0 1 Ͻ0.01 40 5714 ϩ 5g 3 a Splice site NS 0 0 1 Ͻ0.01 42 5843CA 3 TG Pro1948Leu NS 11 7 28 0.04 42 5882G 3 A Gly1961Glu Ͻ0.0001 Yes 1 0 43 0.03 43 5908C 3 T Leu1970Phe NS 1 0 1 Ͻ0.01 43 5917delG FS NS 0 0 1 Ͻ0.01 44 6079C 3 T Leu2027Phe 0.01 Yes 0 0 9 0.01 44 6088C 3 T Arg2030Stop NS 0 0 2 Ͻ0.01 44 6089G 3 A Arg2030Gln NS 0 0 1 Ͻ0.01 44 6112A 3 T Arg2038Trp NS 0 0 1 Ͻ0.01 45 6148A 3 C Val2050Leu NS 1 0 0 Ͻ0.01 46 6212A 3 T Tyr2071Phe NS 0 0 1 Ͻ0.01 45 6229C 3 T Arg2077Trp NS 0 0 2 Ͻ0.01 46 6320G 3 A Arg2107His 0.01 Yes 0 0 10 0.01 46 6383A 3 G His2128Arg NS 0 0 1 Ͻ0.01 47 6446G 3 T Arg2149Leu NS 0 0 1 Ͻ0.01 47 6449G 3 A Cys2150Tyr NS 0 0 5 Ͻ0.01 48 6529G 3 A Asp2177Asn NS 2 0 0 Ͻ0.01 48 6686T 3 C Leu2229Pro NS 0 0 1 Ͻ0.01 48 6707delTCACACAG FS NS 0 0 1 Ͻ0.01 48 6729 ϩ 1g 3 a Splice site NS 0 0 1 Ͻ0.01 49 6764G 3 T Ser2255Ile 0.009 No 16 4 54 0.06 49 6788G 3 T Arg2263Leu NS 0 0 1 Ͻ0.01 (A) The probability under the null hypothesis of similar prevalence of each variant in Stargardt (STGD) compared with non-STGD alleles (two-tailed Fisher`s exact test); (B) compatability of the variant existing in a ratio of 100:1 in STGD to control alleles, calculated using the binomial distribution.

X

ABCA4 p.Glu1022Lys 11328725:102:2801

status: NEW

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103 Thirty-Three Truncated and 98 Amino Acid-Changing Variants in the ABCA4 Gene Exon Nucleotide Change Effect (A) (B) AMD (n d1d; 182) Control (n d1d; 96) STGD (n d1d; 374) Allele Prevalence 2 106delT FS NS 0 0 1 b0d;0.01 2 160 af9; 1g 3 a Splice site NS 0 0 1 b0d;0.01 3 161G 3 A Cys54Tyr NS 0 0 6 b0d;0.01 3 179C 3 T Ala60Val NS 0 0 2 b0d;0.01 3 194G 3 A Gly65Glu NS 0 0 2 b0d;0.01 3 223T 3 G Cys75Gly NS 0 0 2 b0d;0.01 3 247delCAAA FS NS 0 0 2 b0d;0.01 3 298C 3 T Ser100Pro NS 0 0 1 b0d;0.01 5 454C 3 T Arg152Stop NS 0 0 2 b0d;0.01 6 574G 3 A Ala192Thr NS 0 0 1 b0d;0.01 6 618C 3 G Ser206Arg NS 0 0 3 b0d;0.01 6 634C 3 T Arg212Cys 0.02 Yes 0 0 7 0.01 6 635G 3 A Arg212His NS 2 2 6 0.01 6 658C 3 T Arg220Cys NS 0 0 2 b0d;0.01 6 661delG FS NS 0 0 1 b0d;0.01 666delAAAGACGGTGC 6 GC FS NS 0 0 1 b0d;0.01 6 746A 3 C Asp249Gly NS 0 0 1 b0d;0.01 8 899C 3 A Thr300Asn NS 0 0 1 b0d;0.01 8 997C 3 T Arg333Trp NS 0 0 1 b0d;0.01 9 1140T 3 A Asn380Lys NS 0 0 1 b0d;0.01 9 1222C 3 T Arg408Stop NS 0 0 1 b0d;0.01 10 1268A 3 G His423Arg NS 1 0 7 0.01 10 1335C 3 G Ser445Arg NS 0 0 1 b0d;0.01 10 1344delG FS NS 0 0 1 b0d;0.01 11 1411G 3 A Glu471Lys NS 0 0 3 b0d;0.01 11 1513delATCAC FS NS 0 0 1 b0d;0.01 12 1622T 3 C Leu541Pro 0.001 Yes 0 0 11 0.01 13 1804C 3 T Arg602Trp NS 0 0 3 b0d;0.01 13 1805G 3 A Arg602Gln NS 0 0 1 b0d;0.01 13 1819G 3 T Gly607Trp NS 0 0 1 b0d;0.01 13 1823T 3 A Phe608Ile NS 0 0 1 b0d;0.01 13 1927G 3 A Val643Met NS 0 0 1 b0d;0.01 14 1989G 3 T Trp663Stop NS 0 0 1 b0d;0.01 14 2005delAT FS NS 0 0 3 b0d;0.01 14 2041C 3 T Arg681Stop NS 0 0 2 b0d;0.01 14 2147C 3 T Thr716Met NS 0 0 1 b0d;0.01 15 2291G 3 A Cys764Tyr NS 0 0 1 b0d;0.01 15 2294G 3 A Ser765Asn NS 0 0 1 b0d;0.01 15 2300T 3 A Val767Asp NS 0 0 2 b0d;0.01 16 2385del16bp FS NS 0 0 1 b0d;0.01 16 2453G 3 A Gly818Glu NS 0 0 1 b0d;0.01 16 2461T 3 A Trp821Arg NS 0 0 1 b0d;0.01 16 2546T 3 C Val849Ala NS 0 0 4 b0d;0.01 16 2552G 3 A Gly851Asp NS 0 0 1 b0d;0.01 16 2560G 3 A Ala854Thr NS 0 0 1 b0d;0.01 17 2588G 3 C Gly863Ala 0.0006 No 2 2 28 0.02 17 2617T 3 C Phe873Leu NS 0 0 1 b0d;0.01 18 2690C 3 T Thr897Ile NS 0 0 1 b0d;0.01 18 2701A 3 G Thr901Ala NS 0 1 0 b0d;0.01 18 2703A 3 G Thr901Arg NS 0 0 2 b0d;0.01 19 2828G 3 A Arg943Gln NS 20 13 37 0.05 19 2883delC FS NS 0 0 1 b0d;0.01 20 2894A 3 G Asn965Ser NS 0 0 3 b0d;0.01 19 2912C 3 A Thr971Asn NS 0 0 1 b0d;0.01 19 2915C 3 A Thr972Asn NS 0 0 1 b0d;0.01 20 2920T 3 C Ser974Pro NS 0 0 1 b0d;0.01 20 2966T 3 C Val989Ala NS 0 0 2 b0d;0.01 20 2977del8bp FS NS 0 0 1 b0d;0.01 20 3041T 3 G Leu1014Arg NS 0 0 1 b0d;0.01 21 3055A 3 G Thr1019Ala NS 0 0 1 b0d;0.01 21 3064G 3 A Glu1022Lys NS 0 0 1 b0d;0.01 21 3091A 3 G Lys1031Glu NS 0 0 1 b0d;0.01 21 3113G 3 T Ala1038Val 0.001 Yes 1 0 17 0.01 22 3205insAA FS NS 0 0 1 b0d;0.01 22 3261G 3 A Glu1087Lys NS 0 0 2 b0d;0.01 22 3322C 3 T Arg1108Cys 0.04 Yes 0 0 6 b0d;0.01 22 3323G 3 A Arg1108His NS 0 0 1 b0d;0.01 23 3364G 3 A Glu1122Lys NS 0 0 1 b0d;0.01 (continues) Exon Nucleotide Change Effect (A) (B) AMD (n d1d; 182) Control (n d1d; 96) STGD (n d1d; 374) Allele Prevalence 23 3386G 3 T Arg1129Leu NS 0 0 3 b0d;0.01 24 3531C 3 A Cys1158Stop NS 0 0 1 b0d;0.01 25 3749T 3 C Leu1250Pro NS 0 0 1 b0d;0.01 26 3835delGATTCT FS NS 0 0 1 b0d;0.01 27 3940C 3 A Pro1314Thr NS 0 1 0 b0d;0.01 28 4139C 3 T Pro1380Leu 0.001 Yes 0 0 10 0.01 28 4222T 3 C Trp1408Arg NS 0 0 2 b0d;0.01 28 4223G 3 T Trp1408Leu NS 0 0 2 b0d;0.01 28 4234C 3 T Gln1412stop NS 0 0 1 b0d;0.01 29 4297G 3 A Val1433Ile NS 1 0 0 b0d;0.01 29 4319T 3 C Phe1440Ser NS 0 0 1 b0d;0.01 30 4353 afa; 1g 3 t Splice site NS 0 0 1 b0d;0.01 30 4457C 3 T Pro1486Leu NS 0 0 1 b0d;0.01 30 4462T 3 C Cys1488Arg NS 0 0 3 b0d;0.01 30 4463G 3 T Cys1488Phe NS 0 0 2 b0d;0.01 30 4469G 3 A Cys1490Tyr NS 0 0 3 b0d;0.01 30 4531insC FS NS 0 0 2 b0d;0.01 32 4538A 3 G Gln1513Arg NS 0 0 1 b0d;0.01 30 4539 af9; 1g 3 t Splice site NS 0 0 1 b0d;0.01 31 4574T 3 C Leu1525Pro NS 0 0 1 b0d;0.01 33 4733delGTTT FS NS 0 0 1 b0d;0.01 4859delATAACAinsTCC 35 T FS NS 0 0 1 b0d;0.01 36 4909G 3 A Ala1637Thr NS 0 0 1 b0d;0.01 35 4918C 3 T Arg1640Trp NS 0 0 1 b0d;0.01 35 4919G 3 A Arg1640Gln NS 0 0 1 b0d;0.01 35 4954T 3 G Tyr1652Asp NS 0 0 1 b0d;0.01 36 5077G 3 A Val1693Ile NS 0 0 1 b0d;0.01 36 5186T 3 C Leu1729Pro NS 0 0 2 b0d;0.01 36 5206T 3 C Ser1736Pro NS 0 0 1 b0d;0.01 36 5212del11bp FS NS 0 0 1 b0d;0.01 37 5225delTGGTGGTGGGC FS NS 0 0 1 b0d;0.01 del LPA 37 5278del9bp 1760 NS 0 0 1 b0d;0.01 37 5288delG FS NS 0 0 1 b0d;0.01 38 5395A 3 G Asn1799Asp NS 0 0 1 b0d;0.01 38 5451T 3 G Asp1817Glu NS 1 0 4 b0d;0.01 39 5584 af9; 5g 3 a Splice site 0.02 Yes 0 0 6 b0d;0.01 40 5603A 3 T Asn1868Ile 0.0006 No 20 7 79 0.08 40 5651T 3 A Val1884GLu NS 0 0 1 b0d;0.01 40 5657G 3 A Gly1886Glu NS 0 0 1 b0d;0.01 40 5687T 3 A Val1896Asp NS 0 0 1 b0d;0.01 40 5693G 3 A Arg1898His NS 0 0 1 b0d;0.01 40 5714 af9; 5g 3 a Splice site NS 0 0 1 b0d;0.01 42 5843CA 3 TG Pro1948Leu NS 11 7 28 0.04 42 5882G 3 A Gly1961Glu b0d;0.0001 Yes 1 0 43 0.03 43 5908C 3 T Leu1970Phe NS 1 0 1 b0d;0.01 43 5917delG FS NS 0 0 1 b0d;0.01 44 6079C 3 T Leu2027Phe 0.01 Yes 0 0 9 0.01 44 6088C 3 T Arg2030Stop NS 0 0 2 b0d;0.01 44 6089G 3 A Arg2030Gln NS 0 0 1 b0d;0.01 44 6112A 3 T Arg2038Trp NS 0 0 1 b0d;0.01 45 6148A 3 C Val2050Leu NS 1 0 0 b0d;0.01 46 6212A 3 T Tyr2071Phe NS 0 0 1 b0d;0.01 45 6229C 3 T Arg2077Trp NS 0 0 2 b0d;0.01 46 6320G 3 A Arg2107His 0.01 Yes 0 0 10 0.01 46 6383A 3 G His2128Arg NS 0 0 1 b0d;0.01 47 6446G 3 T Arg2149Leu NS 0 0 1 b0d;0.01 47 6449G 3 A Cys2150Tyr NS 0 0 5 b0d;0.01 48 6529G 3 A Asp2177Asn NS 2 0 0 b0d;0.01 48 6686T 3 C Leu2229Pro NS 0 0 1 b0d;0.01 48 6707delTCACACAG FS NS 0 0 1 b0d;0.01 48 6729 af9; 1g 3 a Splice site NS 0 0 1 b0d;0.01 49 6764G 3 T Ser2255Ile 0.009 No 16 4 54 0.06 49 6788G 3 T Arg2263Leu NS 0 0 1 b0d;0.01 (A) The probability under the null hypothesis of similar prevalence of each variant in Stargardt (STGD) compared with non-STGD alleles (two-tailed Fisher`s exact test); (B) compatability of the variant existing in a ratio of 100:1 in STGD to control alleles, calculated using the binomial distribution.

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ABCA4 p.Glu1022Lys 11328725:103:2753

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30 In 3 of the 6 patients with a historical diagnosis Table. Results From Direct Sequencing of the ABCA4 Gene in 50 Patients (continued) Subject No. Change 1 Change 2 Phase Segregation Age at Onset, y Phenotype Grade, Macula Flecks/ Cones/Rodsa Additional Variants Conclusion Nucleotide Amino Acid Nucleotide Amino Acid 11 4139Cb0e;T P1380L 5714 af9; 5Gb0e;A Splice NK NK 19 STGD m/0/0 0 2 PVs 12 4457Cb0e;T P1486L 4457Cb0e;T P1486L In trans Unaffected sibling carries 1 mutation 25 STGD maf9;af9;/1/1 0 2 PVs 13 4537dupC Q1513fs 6391Gb0e;A E2131K In trans Unaffected parents carriers 10 STGD maf9;/0/0 R152Q in cis with Q1513fs, E2131K in cis with E471K 2 PVs 14 6079Cb0e;T L2027F 6079Cb0e;T L2027F In trans Unaffected sibling carrier 28 STGD maf9;af9;/0/0 0 2 PVs 15 5018 af9; 2Tb0e;C NA 6316Cb0e;T R2106C In trans Affected sibling with same mutations 17 STGD m/0/1 0 2 PVs 16 3004Cb0e;T R1002Wb 1957Cb0e;T R653C In trans NK 16 STGD m/0/1 0 2 PVs 17 1253Tb0e;C F418S 2588Gb0e;C G863A NK NK 52 STGD maf9;/0/0 0 2 PVs 18 6709Ab0e;C T2237Pb 3064Gb0e;A E1022K In trans 2 Affected siblings with same mutations 6 STGD maf9;af9;/0/0 0 2 PVs 19 5260Tb0e;G Y1754D 4469Gb0e;A C1490Y In trans NK 12 STGD maf9;af9;/0/0 0 2 PVs 20 551Cb0e;T S184Fb 4793Cb0e;A A1598D NK 2 Affected siblings with same mutations 58 STGD m/NP/NP 0 2 PVs 21 550-551TCb0e;CG S184Rb 5882Gb0e;A G1961E In trans Affected sibling with same mutations 25 STGD maf9;af9;/0/0 0 2 PVs 22 5313-3Cb0e;G Spliceb 5882Gb0e;A G1961E In trans Unaffected parents carriers 47 STGD m/0/1 0 2 PVs 23 2588Gb0e;C G863A 5461-10Tb0e;C Disease-associated allele, unknown mechanism In trans NA 26 STGD maf9;af9;/3/1 1 In cis with G863A 2 PVs 24 5537Tb0e;C I1846T 5461-10Tb0e;C Disease-associated allele, unknown mechanism In trans Unaffected son carries I1846T only 17 STGD maf9;af9;/3/3 0 2 PVs 25 6089Gb0e;A R2030Q 5461-10Tb0e;C Disease-associated allele, unknown mechanism In trans Unaffected sibling carries R2030Q 4 STGD m/NP/NP 0 2 PVs 26 6730-1Gb0e;C Spliceb 2588Gb0e;C G863A NK NK 15 STGD NP/NP/NP 0 2 PVs 27 3291Ab0e;T R1097Sb 3056Cb0e;T T1019M In trans NK 9 STGD NP/NP/NP 1 In cis with R1097S 2 PVs 28 498delT L167HisfsX2b Not present NA NA NK 28 STGD m/1/1 0 1 PV 29 2345Gb0e;A W782Xb Not present NA NA Unaffected mother carries mutation 25 STGD m/1/1 0 1 PV 30 2588Gb0e;C G863A 4326Cb0e;A N1442K NK NK 36 STGD maf9;/0/0 0 1 PV af9; N1442K (unlikely) 31 2966Tb0e;C V989A Not present NA NA NK 49 STGD m/1/1 0 1 PV (continued) ARCH OPHTHALMOL/VOL 130 (NO. 11), NOV 2012 WWW.ARCHOPHTHALMOL.COM 1487 (c)2012 American Medical Association. All rights reserved. Downloaded From: http://archopht.jamanetwork.com/ by a Semmelweis University Budapest User on 12/06/2015 lopathy is genetically heterogeneous. A total of 10 novel mutations were identified (Table).

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ABCA4 p.Glu1022Lys 23143460:30:1117

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141 Allele Frequencies of 72 ABCA4 Variants Identified in a Comparison Groupa With the Typical Stargardt Disease (140 Patients Without Evidence of Foveal Sparing on Autofluorescence Imaging) Exon Nucleotide Substitution and Amino Acid Change Number of Alleles Allele Frequency 2 c.71G>A, p.Arg24His 1 0.36% 2 c.161G>A, p.Cys54Tyr 3 1.07% 3 c.223T>G, p.Cys75Gly 1 0.36% 5 c.455G>A, p.Arg152Gln 1 0.36% 5 c.454C>T, p.Arg152* 1 0.36% 5 c.466 A>G, p.Ile156Val 2 0.71% 6 c.634C>T, p. Arg212Cys 3 1.07% 6 c.656G>C, p.Arg219Thr 1 0.36% 6 c.666_678delAAAGACGGTGCGC, p.Lys223_Arg226delfs 2 0.71% 6 c.768G>T, Splicing site 4 1.42% 8 c.1037A>C, p.Lys346Thr 1 0.36% 10 c.1222C>T, p.Arg408* 3 1.07% 12 c.1622T>C, p.Leu541Pro 2 0.71% 12 c.1648 G>T, p.Gly550* 1 0.36% 13 c.1804C>T, p.Arg602Trp 1 0.36% 13 c.1817G>A, p.Gly606Asp 1 0.36% 13 c.1922G>C, p.Cys641Ser 1 0.36% Int 13 c.1937&#fe;1G>A, Splicing site 2 0.71% 14 c.1957C>T, p.Arg653Cys 2 0.71% 17 c.2588G>C, p.Gly863Ala 19 6.79% 18 c.2701A>G, p.Thr901Ala 1 0.36% 19 c.2791G>A, p.Val931Met 2 0.71% 19 c.2894A>G, p.Asn965Ser 1 0.36% 20 c.2966T>C, p.Vla989Ala 3 1.07% 20 c.2971G>C, p.Gly991Arg 2 0.71% 21 c.3056C>T, p.Thr1019Met 1 0.36% 21 c.3113C>T, p.Ala1038Val 3 1.07% 21 c.3064G>A, p.Glu1022Lys 2 0.71% 22 c.3211_3212insGT, p.Ser1071Cysfs 6 2.14% 22 c.3259G>A, p.Glu1087Lys 4 1.43% 22 c.3292C>T, p.Arg1098Cys 1 0.36% 22 c.3322C>T, p.Arg1108Cys 5 1.79% 22 c.3323G>A, p.Arg1108His 1 0.36% 23 c.3364G>A, p.Glu1122Lys 1 0.36% 23 c.3386G>A, p.Arg1129His 1 0.36% 24 c.3602T>G, p.Leu1201Arg 3 1.07% 27 c.3898C>T, p.Arg1300* 2 0.71% 28 c.4139C>T, p.Pro1380Leu 14 5.00% 28 c.4222T>C, p.Trp1408Arg 1 0.36% 28 c.4234C>T, p.Gly1412* 1 0.36% 28 c.4253&#fe;5G>T, Splice site 1 0.36% 28 c.4253&#fe;4C>T, Splice site 1 0.36% 29 c.4283C>T, p.Thr1428Met 1 0.36% 29 c.4319T>C, p.Phe1440Ser 1 0.36% 29 c.4462T>C, p.Cys1488Arg 1 0.36% 30 c.4469G>A, p.Cys1490Tyr 5 1.79% 30 c.4537_4538insC, p.Gly1513Profs 1 0.36% 31 c.4577C>T, p.Thr1526Met 2 0.71% 33 c.4715C>T, p.Thr1572Met 1 0.36% Continued on next page TABLE 3.

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ABCA4 p.Glu1022Lys 23953153:141:1222

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55 1 c.161G>A p.C54Y DC c.2297G>T p.G766V DC 2 2 c.223T>G p.C75G DC c.5088C>G p.S1696R DC 2 3 c.740A>C p.N247T DC c.1433T>C p.I478T B c.2345G>A p.W782* DC 2 4 c.768G>T Splice site DC 1 5 c.1222C>T p.R408* DC c.2568C>A p.Y856* DC 2 6 c.1804C>T p.R602W DC c.859-9T>C Splice site PDC 2 7 c.1805G>A p.R602Q DC c.5113C>T p.R1705W DC 2 8 c.1922G>C p.C641S DC 1 9 c.1957C>T p.R653C DC 1 10 c.1957C>T p.R653C DC 1 11 c.2588G>C p.G863A DC c.655A>T p.R219* DC 2 Allele 2 (p.R219*) was APEX-false-negative 12 c.2588G>C p.G863A DC c.1906C>T p.Q636* DC 2 13 c.2588G>C p.G863A DC c.1906C>T p.Q636* DC 2 14 c.2588G>C p.G863A DC 1 15 c.2588G>C p.G863A DC 1 16 c.2894A>G p.N965S DC c.3322C>T p.R1108C DC 2 Allele 2 (p.R1108C) was APEX-false-negative 17 c.3064G>A p.E1022K DC c.6729&#fe;4_&#fe;18delAGTTGGCCCTGGGGC Splice site DC 2 18 c.3064G>A p.E1022K DC 1 19 c.3208_3209insGT p.S1071fs DC c.2942C>T p.P981L DC c.6529G>A p.D2177N B 2 20 c.3208_3209insGT p.S1071fs DC c.1519G>T p.D507Y DC 2 21 c.3208_3209insGT p.S1071fs DC c.4634G>A p.S1545N DC 2 22 c.3208_3209insGT p.S1071fs DC 1 23 c.3292C>T p.R1098C DC c.3299T>A p.I1100N DC 2 24 c.3322C>T p.R1108C DC c.4978delC p.L1661* DC 2 25 c.3386G>A p.R1129H DC c.3208_3209insGT p.S1071fs DC c.4634G>A p.S1545N DC 3 Allele 2 (p.S1071fs) was APEX false-negative and allele 1 (p.R1129H) was NGS false-negative 26 c.4139C>T p.P1380L DC c.3191-1G>T Splice site DC 2 27 c.4139C>T p.P1380L DC c.3398T>C p.I1133T PDC 2 28 c.4139C>T p.P1380L DC c.4070C>A p.A1357E DC 2 29 c.4139C>T p.P1380L DC c.4773G>C Splice site DC 2 30 c.4139C>T p.P1380L DC 1 31 c.4139C>T p.P1380L DC 1 32 c.4139C>T p.P1380L DC 1 33 c.4234C>T p.Q1412* DC 1 34 c.4319T>C p.F1440S DC 1 35 c.4328G>A p.R1443H DC c.180delG p.M61fs DC 2 36 c.4469G>A p.C1490Y DC c.1726G>C p.D576H DC 2 37 c.4469G>A p.C1490Y DC 1 38 c.4537_4538insC p.Q1513fs DC c.5578C>T p.R1860W DC 2 Allele 1 (p.Q1513fs) was NGS-false-negative 39 c.4577C>T p.T1526M DC 1 T ABLE 2. Continued Pt Allele 1 Detected by APEX Allele 2 Detected by NGS Allele 3 Detected by NGS Total N of DC Variants Comments DNA Change Protein Change/ Effect Pred. Patho. DNA Change Protein Change/ Effect Pred. Patho. DNA Change Protein Change/ Effect Pred. Patho.

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ABCA4 p.Glu1022Lys 23982839:55:745

status: NEW

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ABCA4 p.Glu1022Lys 23982839:55:826

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62 Hum Var Score (0-1) Site Wt CV Mt CV CV % Variation 3 c.161G>A p.C54Y 1 1 [ [ Lewis RA, et al. 11 Tol. 0.11 PRD 0.994 No change 1/13006 db SNP (rs150774447) 3 c.223T>G p.C75G 1 2 [ [ Lewis RA, et al. 11 Del. NA POD 0.603 No change ND 5 c.466A>G p.I156V 2 77, 78 [ [ Papaioannou M, et al. 16 Tol. 0.46 B 0.003 No change 16/13006 db SNP (rs112467008) Benign 6 c.655A>T p.R219* 1 11 [ Xi Q, et al. 27 ND 6 c.740A>C p.N247T 1 3 [ [ APEX Del. NA B 0.135 No change ND 6 c.768G>T Splice site 1 4 [ [ Klevering BJ, et al. 22 Tol. 0.56 NA Don. 70.4 58 Site broken (17.51) ND 9 c.1222C>T p.R408* 1 5 [ [ Webster AR, et al. 7 ND 12 c.1726G>C p.D576H 1 36 [ Downs K, et al. 25 POD 0.688 Acc. 68.1 39.1 Site broken (42.54) 1/13006 13 c.1804C>T p.R602W 1 6 [ [ Lewis RA, et al. 11 Del. 0.00 B 0.129 No change ND db SNP (rs 6179409) 13 c.1805G>A p.R602Q 1 7 [ [ Webster AR, et al. 7 Del. 0.04 PRD 0.513 Acc. 48.9 77.9 New site (&#fe;59.14) 2/13006 db SNP (rs61749410) 13 c.1906C>T p.Q636* 3 12, 13, 60 [ Zernant J, et al. 5 No change 1/13006 db SNP (rs145961131) 13 c.1922G>C p.C641S 1 8 [ [ Stenirri S, et al. 24 Del. 0.00 No change ND db SNP (rs61749416) 14 c.1957C>T p.R653C 2 9, 10 [ [ Rivera A, et al. 17 Del. 0.00 PRD 0.999 No change ND db SNP (rs61749420) 17 c.2588G>C p.G863A/ p.DelG863 5 11, 12, 13, 14, 15 [ [ Lewis RA, et al. 11 / Maugeri A, et al. 29 Del. 0.00 PRD 0.996 No change 68/13006 db SNP (rs76157638) 18 c.2701A>G p.T901A 1 74 [ [ APEX Tol. 0.82 B 0.008 23/13006 db SNP (rs139655975) Benign 19 c.2894A>G p.N965S 1 16 [ [ Lewis RA, et al. 11 Del. 0.03 PRD 0.981 Acc. 53.4 82.3 New site (&#fe;54.26) ND db SNP (rs201471607) 20 c.2971G>C p.G991R 1 67 [ [ Yatsenko AN, et al. 13 Del. 0.02 PRD 0.999 No change 28/13006 db SNP (rs147484266) Benign 22 c.3064G>A p.E1022K 2 17, 18 [ [ Webster AR, et al. 7 Del. 0.00 PRD 1.000 No change ND db SNP (rs61749459) 22 c.3208_3209insGT p.S1071fs 5 19, 20, 21, 22, 25 [ [ APEX ND False-negative in APEX in patient 25 22 c.3292C>T p.R1098C 1 23 [ [ Rivera A, et al. 17 Del. NA PRD 0.999 No change ND 22 c.3322C>T p.R1108C 3 16, 24, 61 [ [ Rozet JM, et al. 10 Del. 0.00 PRD 0.986 No change 1/13006 db SNP (rs61750120) False-negative in APEX in patients 16 and 61 23 c.3386G>A p.R1129H 1 25 [ Zernant J, et al. 5 PRD 0.989 No change ND False-negative in NGS in patient 25 24 c.3602T>G p.L1201R 4 72, 73, 74, 79 [ [ Lewis RA, et al. 11 Tol. 0.37 B 0.052 Don. 61.3 73.7 New site (20.08) 416/13006 db SNP (rs61750126) Benign 28 c.4139C>T p.P1380L 7 30, 31, 32, 33, 34, 35, 36 [ [ Lewis RA, et al. 11 Del. 0.01 B 0.377 No change 2/13006 db SNP (rs61750130) 28 c.4234C>T p.Q1412* 1 33 [ [ Rivera A, et al. 17 ND db SNP (rs61750137) 29 c.4283C>T p.T1428M 1 76 [ [ APEX Tol. 0.15 B 0.010 No change 2/13006 db SNP (rs1800549) Benign 29 c.4319T>C p.F1440S 1 34 [ [ Lewis RA, et al. 11 Del. 0.00 POD 0.744 No change ND dbSNP (rs61750141) 29 c.4326C>A p.N1442K 1 64 [ Zernant J, et al. 5 Tol. NA POD 0.374 No change ND 29 c.4328G>A p.R1443H 1 35 [ [ Rivera A, et al. 17 Del. 0.02 PRD 0.999 No change 1/13006 dbSNP (rs61750142) IVS29 c.4352&#fe;1G>A Splice site 1 73 [ Zernant J, et al. 5 Don. 82.3 55.4 WT site broken (32.62) ND 30 c.4469G>A p.C1490Y 2 36, 37 [ [ Lewis RA, et al. 11 Del. 0.00 PRD 0.994 No change ND dbSNP (rs61751402) 30 c.4538A>G p.Q1513R 1 67 [ Webster AR, et al. 7 Tol. NA Benign 0.043 Acc. 91.7 62.8 Site broken (31.55) ND T ABLE 3. Continued Exon/ IVS Nucleotide Substitution Protein Change/ Effect N of Alleles Identified Pt Method Previous Report SIFT Polyphen 2 HSF Matrix Allele Freq. by EVS Reference Comment APEX NGS Pred. Tol. Index (0-1) Pred.

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ABCA4 p.Glu1022Lys 23982839:62:1765

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103 Four homozygous variants (p.Glu905fs, p.Glu1022Lys, p.Tyr1027*, and c.6479&#fe;1G>A) were identified in patients from consanguineous families and the other 42 variants were detected in heterozygous state.

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ABCA4 p.Glu1022Lys 25312043:103:40

status: NEW

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