120 Novel Variants Detected by NGS in the ABCA4 Gene and Results of Analysis Using Bioinformatics Software Nucleotide Change Protein Splicing Score Original Splicing Score for New Variant Average Difference Polyphen SIFT SpliceSite Finder-like Gene Splicer SpliceSite Finder-like Gene Splicer c.91Tb0e;C p.W31R 0 0 0 0 0 Probably damaging (0.999) W c.184Cb0e;T p.P62S 0 0 0 0 0 Probably damaging (0.999) P c.770Tb0e;G p.L257R 0 0 0 0 0 Possibly damaging (0.308) m i F L c.1253Tb0e;C p.F418S 0 0 0 0 0 Probably damaging (0.999) F c.1531Cb0e;T p.R511C 0 0 0 0 0 Probably damaging (1.000) R c.1745Ab0e;G p.N582S 0 0 0.74 0.82 77.8 Probably damaging (0.894) d K N c.1868Ab0e;G p.Q623R 0 0.24 0 0 12.1 Probably damaging (0.937) Q c.1964Tb0e;G p.F655C 0 0 0 0 0 Probably damaging (0.999) F c.1977Gb0e;A p.M659I 0 0 0.75 0.85 79.8 Probably damaging (0.999) M c.2243Gb0e;A p.C748Y 0 0 0 0 0 Probably damaging (0.928) g S A C c.2401Gb0e;A p.A801T 0 0 0 0 0 Probably damaging (0.98) A c.2893Ab0e;T p.N965Y 0 0 0 0 0 Probably damaging (0.999) N c.3148Gb0e;A p.G1050S 0 0 0 0 0 Possibly damaging (0.786) G c.3205Ab0e;G p.K1069E 0 0 0 0 0 Probably damaging (0.993) K c.3279Cb0e;A p.D1093E 0 0 0 0 0 Probably damaging (0.99) D c.3350Cb0e;T p.T1117I 0 0 0 0 0 Probably damaging (0.995) T c.3655Gb0e;C p.A1219P 0.77 0 0.74 0 1.5 Probably damaging (0.991) A c.3812Ab0e;G p.E1271G 0.8 0.35 0.71 0 21.8 Probably damaging (0.995) E c.4177Gb0e;A p.V1393I 0 0 0 0 0 Benign (0.000) VI c.4217Ab0e;G p.H1406R 0 0 0 0 0 Probably damaging (0.986) r p q a t k e g n S D H c.4248Cb0e;A p.F1416L 0.79 0.1 0.79 0.1 0.27 Probably damaging (0.891) F c.4326Cb0e;A p.N1442K 0 0 0 0 0 Possibly damaging (0.374) a g d s T N c.4467Gb0e;T p.R1489S 0.85 0.43 0.78 0.24 12.8 Benign (0.047) p h l s n a e T Q K R c.4670Ab0e;G p.Y1557C 0.85 0.13 0.80 0 8.8 Probably damaging (0.999) f W Y c.5138Ab0e;G p.Q1713R 0 0 0 0 0 Probably damaging (0.997) Q c.5177Cb0e;A p.T1726N 0 0 0 0 0 Probably damaging (0.880) s A T c.5646Gb0e;A p.M1882I 0 0 0.75 0 37.4 Probably damaging (0.999) M c.6306Cb0e;A p.D2102E 0 0 0 0 0 Probably damaging (0.99) D c.6718Ab0e;G p.T2240A 0 0 0 0 0 Probably damaging (0.991) T c.160af9;2Tb0e;C 0.81 0.86 0.79 0 44.4 c.1240afa;2Ab0e;G 0.82 0.81 0 0 81.5 c.2382af9;1Gb0e;A 0.79 0.64 0 0 71.7 c.2919afa;2Ab0e;G 0.9 0.92 0 0 90.9 c.3522af9;5delG 0.87 0.57 0 0.18 63 c.3523afa;1Gb0e;A 0.9 0.89 0 0 89 Splice site shift of 1 bp c.3814afa;2Ab0e;G 0.91 0.9 0 0 90.6 c.4352af9;1Gb0e;A 0.74 0.82 0 0 78 c.4635afa;1Gb0e;T 0.86 0.89 0 0 87.5 New splice site 7 bp downstream c.5312af9;1Gb0e;A 0.81 0.91 0 0 86.1 c.5836afa;2Ab0e;C 0.89 0.87 0 0 88 c.6387afa;1Gb0e;T 0.77 0.87 0 0 82 c.6479af9;1Gb0e;A 0.82 0.87 0 0 85 c.6479af9;1Gb0e;C 0.82 0.31 0 0 56.6 c.1100afa;6Tb0e;A 0 0 0.9 0.93 91.6 Creates new splice site c.351_352delAG p.S119fs Frameshift c.564delA p.E189Cfs Frameshift c.885delC p.L296Cfs Frameshift c.1374delA p.T459Qfs Frameshift c.3543delT p.K1182Rfs Frameshift c.3846delA p.G1283Dfs Frameshift c.4734delG p.L1580* Stop codon c.5932delA p.T1979Qfs Frameshift c.6317_6323del p.R2107_ GCCGCAT M2108delfs Frameshift c.121Gb0e;A p.W41* Stop codon c.318Tb0e;G p.Y106* Stop codon c.1906Cb0e;T p.Q636* Stop codon c.4639Ab0e;T p.K1547* Stop codon For SpliceSiteFinder and GeneSplicer, 1 is the highest score for splice site activity and 0 is the lowest.

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ABCA4 p.Asn965Tyr 21911583:120:1022

status: NEW

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62 Continued Subject Sex Age Race/ Ethnicity Relationship to Proband ABCA4 Mutation BCVA, logMAR Eye Segmented qAF8 OD OS OD OS S38.3 M 50.9 White Father p.C2150Y 0.00 0.00 OS 336 380 S39.3 F 42.5 White Mother c.5714&#fe;5G>A 0.00 0.00 n/a 462 393 S39.4 F 18.4 White Sister c.5714&#fe;5G>A 0.00 0.00 n/a 222 212 S40.2 F 50.1 White Mother p.R2030Q 0.00 0.00 OD 433 n/a S40.3 M 48.8 White Father p.K1547* 0.00 0.00 OS n/a 477 S41.2 F 60.3 White Mother p.C54Y 0.00 0.00 OS n/a n/a S42.2 F 44.5 White Mother p.Q1412* 0.10 0.00 OS 264 291 S42.3 M 44.2 White Father p.R1108C 0.30 0.18 OD 264 232 S43.2 F 44.9 White Mother p.G1961E 0.00 0.00 OS 404 n/a S44.3 M 37.1 Asian Father c.4248_4250del 0.00 0.00 OD 307 317 S45.2 F 66.3 White Mother p.N965Y 0.18 0.40 n/a n/a n/a S45.3 M 68.0 White Father p.P1486L 0.00 0.00 n/a n/a n/a S46 M 32.3 White Spouseߤ p.T897I 0.12 0.12 OD 194 200 BCVA, best-corrected visual acuity; logMAR, logarithm of the minimum angle of resolution; OD, right eye; OS, left eye; qAF8, average quantitative autofluorescence of the 8 measurement sites from all available images per eye; n/a, not available.

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ABCA4 p.Asn965Tyr 26551331:62:733

status: NEW

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75 [W1408R;R1640W] 1.00 1.00 n/a n/a P 33.1&#a7; M 23.0 White p.R2030Q p.G1961E 1.00 1.00 334 347 P 34.1 M 46.9 White p.C1490Y p.G1961E 0.40 0.30 376 384 P 35.1ߥ M 24.8 White c.3050&#fe;5G>A p.G1961E 0.00 0.00 381 451 P 36.1ߥ F 29.3 Hispanic p.L541P p.G1961E 0.40 0.40 479 487 P 37.1ߤ F 24.7 White p.G1961E p.C2150R 0.88 0.88 405 396 P 38.1&#a7; M 11.7 White p.W821R p.C2150Y 0.40 0.40 306 n/a P 39.1 F 12.8 White p.P1380L c.5714&#fe;5G>A 0.60 0.40 558 573 P 39.2 M 14.1 White p.P1380L c.5714&#fe;5G>A 0.88 0.88 395 462 P 40.1ߤ F 16.2 White p.K1547* p.R2030Q 0.70 0.40 481 513 P 41.1 F 19.0 White p.C54Y 0.88 0.88 n/a n/a P 42.1ߤ F 13.0 White p.R1108C p.Q1412* 1.30 1.00 511 528 P 43.1ߤ M 17.4 White p.A1773V p.G1961E 0.88 0.88 340 366 P 44.1 M 14.0 Asian p.R408* c.4248_4250del 1.30 1.30 n/a n/a P 44.2 F 7.0 Asian p.R408* c.4248_4250del 1.30 1.30 n/a n/a P 45.1 F 42.4 White p.N965Y p.P1486L 0.10 0.40 n/a n/a BCVA, best-corrected visual acuity; logMAR, logarithm of the minimum angle of resolution; OD, right eye; OS, left eye; qAF8, average quantitative autofluorescence of the 8 measurement sites from all available images per eye; n/a, not available.

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ABCA4 p.Asn965Tyr 26551331:75:912

status: NEW

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