ABCMdb

ABCC6 p.Ser1121Trp

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Publications

PMID: 11536079 [PubMed] Le Saux O et al: "A spectrum of ABCC6 mutations is responsible for pseudoxanthoma elasticum."

No. Sentence Comment

85 PXE Mutations The most-prevalent mutations detected in the ABCC6 gene were missense substitutions (21 [58.3%] mutations, Table 1 ABCC6 Mutations in a Cohort of Patients with PXE CHANGE IN STATUS a ORIGIN(S)b EXON(S)c REFERENCE(S)Amino Acid Nucleotide … 179-195del ht Belgium 2 Present study … 938-939insT ch, ht SA, UK 8 Present study N411K 1233TrG ht US 10 Present study A455P 1363GrC Nd Nd 11 Uitto et al. (2001) R518Q 1553GrA ch, ht Belgium 12 Present study, Uitto et al. (2001) F568S 1703TrC ch US 13 Present study … ABCC6del15 hm SA 15 Present study … 1944del22 ht Holland 16 Bergen et al. (2000) … 1995delG ht Germany 16 Present study L673P 2018TrC ch SA 16 Present study R765Q 2294GrA ht Germany 18 Present study Y768X 2304CrA ch, ht SA 18 Present study … 2322delC ht US 18 Present study … 2542delG Nd Nd 19 Uitto et al. (2001) … IVS21ϩ1GrT ch US, Germany i-21 Present study, Uitto et al. (2001) R1030X 3088CrT ht SA, UK 23 Present study R1114P 3341GrC hm UK 24 Present study S1121W 3362CrG ch Germany 24 Present study R1138W 3412CrT hm Nd 24 Ringpfeil et al. (2000) R1138P 3413GrC ch Germany 24 Present study R1138Q 3413GrA ch UK, US 24 Present study, Ringpfeil et al. (2000) R1141X 3421CrT All All 24 Present study and othersd R1164X 3490CrT ch Germany, UK 24 Ringpfeil et al. (2001) G1203D 3608GrA ch Germany 25 Present study … IVS26-1GrA ch Belgium i-26 Present study, Ringpfeil et al. (2000, 2001) Q1237X 3709CrT ch Belgium 26 Present study … 3775delT ht, hm SA, US, Holland 27 Present study, Bergen et al. (2000) V1298F 3892GrT ht US 28 Present study T1301I 3902CrT ch Belgium 28 Present study G1302R 3904GrA hm US 28 Present study A1303P 3907GrC ch Belgium 28 Present study R1314W 3940CrT hm US 28 Present study R1314Q 3941GrA ch Germany 28 Present study G1321S 3961GrA ht US 28 Present study R1339C 4015CrT All SA, US 28 Present study, Struk et al. (2000) Q1347H 4041GrC hm US 28 Present study D1361N 4081GrA ch Germany 29 Present study … 4104delC ch Belgium 29 Present study R1398X 4192CrT ch Belgium 29 Present study … ABCC6del23-29 ch US 23-29 Present study, Ringpfeil et al. (2001) … 4220insAGAA ht Holland 30 Bergen et al. (2000) I1424T 4271TrC ht US 30 Present study … ABCC6del ht Holland all Bergen et al. (2000) a Nd p not determined; hm p homozygote; ht p heterozygote; ch p compound heterozygote. Login to comment
94 Although most of the mutations reported here appear to be unique, a few disease-causing variants have been found to occur frequently in apparently unrelated individuals; R1141X was found at Table 2 Frequencies of Mutant Alleles Found in a Cohort of 101 Unrelated Patients with PXE MUTATION a OVERALL EUROPE UNITED STATES No. of Alleles Frequency (%) No. of Alleles Frequency (%) No. of Alleles Frequency (%) R1141X 38 18.8 33 28.4 3 4.1 ABCC6del23-29 26 12.9 5 4.3 21 28.4 IVS21ϩ1GrT 7 3.5 4 3.4 3 4.1 G1302R 4 2.0 0 .0 4 5.4 A1303P 4 2.0 3 2.6 1 1.4 R1314W 3 1.5 0 .0 3 4.1 R518Q* 3 1.5 1 .9 1 1.4 3775delT* 3 1.5 2 1.7 0 .0 R1138Q 2 1.0 1 .9 1 1.4 V1298F 2 1.0 0 .0 2 2.7 R1339C 2 1.0 0 .0 2 2.7 Q1347H 2 1.0 0 .0 2 2.7 4104delC* 2 1.0 1 .9 0 .0 179-195del 1 .5 1 .9 0 .0 938-939insT* 1 .5 0 .0 0 .0 N411K 1 .5 0 .0 1 1.4 F568S 1 .5 0 .0 1 1.4 1995delG 1 .5 1 .9 0 .0 R765Q 1 .5 1 .9 0 .0 2322delC 1 .5 0 .0 1 1.4 R1030X* 1 .5 0 .0 0 .0 R1114P 1 .5 1 .9 0 .0 S1121W 1 .5 1 .9 0 .0 R1138P 1 .5 1 .9 0 .0 G1203D 1 .5 1 .9 0 .0 IVS26-1GrA 1 .5 1 .9 0 .0 Q1237X 1 .5 1 .9 0 .0 W1241C 1 .5 1 .9 0 .0 T1301I 1 .5 1 .9 0 .0 R1314Q 1 .5 1 .9 0 .0 D1361N 1 .5 1 .9 0 .0 R1398X 1 .5 1 .9 0 .0 G1321S 1 .5 0 .0 1 1.4 I1424T 1 .5 0 .0 1 1.4 ? Login to comment

PMID: 12673275 [PubMed] Hu X et al: "ABCC6/MRP6 mutations: further insight into the molecular pathology of pseudoxanthoma elasticum."

No. Sentence Comment

38 Table 2 Summary of ABCC6/MRP6 mutations associated with PXE known today: our data combined with those of the literature Mutation Protein alteration Nucleotide substitution Location Reference Nonsense Q378X 1132C > T Exon 9 19,20 R518X 1552C > T Exon 2 41 Q749X 2247C > T Exon 17 This study Y768X 2304C > A Exon 18 22 R1030X 3088C > T Exon 23 22 R1141X 3421C > T Exon 24 12,20,22,38,39, this study R1164X 3490C > T Exon 24 12,41 Q1237X 3709C > T Exon 26 22 R1398X 4192C >T Exon 29 22 T364R Missense N411K 1091C > G Exon 9 20 A455P 1233T > G Exon 10 22 R518Q 1363G > C Exon 11 38 F568S 1553G > A Exon 12 22,38 L673P 1703T > C Exon 13 22 R765Q 2018T > C Exon 16 22 R1114P 2294G > A Exon 18 22, this study R1114H 3341G > C Exon 24 22 S1121W 3341G > A Exon 24 This study T1130M 3362C > G Exon 24 22 R1138W 3390C > T Exon 24 This study R1138Q 3412C > T Exon 24 12 R1138P 3413G > A Exon 24 12,22 G1203D 3413G > C Exon 24 22 R1221C 3608G > A Exon 25 22 V1298F 3663C > T Exon 26 This study T1301I 3892G > T Exon 28 22 G1302R 3902C > T Exon 28 22 A1303P 3904G > A Exon 28 22, this study R1314W 3907G > C Exon 28 22, this study R1314Q 3940C > T Exon 28 22 G1321S 3941G > A Exon 28 22 R1339C 3961G > A Exon 28 22 Q1347H 4015C > T Exon 28 22,39 G1354R 4041G > C Exon 28 22 D1361N 4060G > C Exon 29 20,38 K1394N 4081G > A Exon 29 22 I1424T 4182G > T Exon 29 This study R1459C 4271T > C Exon 30 22 4377C > T Exon 30 This study Frameshift IVS17-12delT T Intron 17 This study IVS21+1G>T Intron 21 22,38 IVS26-1G>A Intron 26 12,21,22 179del 9 Exon 2 20 179-195del Exon 2 22 960del C Exon 8 41 1944del22 Exon 16 This study 1995delG Exon 16 22 2322delC Exon 18 22 2542delG Exon 19 41 3775delT Exon 27 This study 4104delC Exon 29 22 4182delG Exon 29 This study 938-939insT Exon 8 22 4220insAGAA Exon 30 This study Large deletion Exons 23-29 21, This study Exon 15 22 ABCC1, ABCC6 41, this study Mutation types The mutation types found in this study are summarized in Table 1. Login to comment

PMID: 12850230 [PubMed] Hu X et al: "Pseudoxanthoma elasticum: a clinical, histopathological, and molecular update."

No. Sentence Comment

193 TABLE 3 Summary of ABCC6 Mutations in PXE Patients Mutation Protein Alteration Nucleotide Substitution Location Reference Nonsense Q378X 1132C Ͼ T Exon 9 16,107 R518X 1552C Ͼ T Exon 12 88 Y768X 2304C Ͼ A Exon 18 67 R1030X 3088C Ͼ T Exon 23 67 R1141X 3421C Ͼ T Exon 24 12,45,67,107,111,112,133 R1164X 3490C Ͼ T Exon 24 88,112 Q1237X 3709C Ͼ T Exon 26 67 R1398X 4192C Ͼ T Exon 29 67 Missense T364R 1091C Ͼ G Exon 9 107 N411K 1233T Ͼ G Exon 10 67 A455P 1363G Ͼ C Exon 11 142 R518Q 1553G Ͼ A Exon 12 67,142 F568S 1703T Ͼ C Exon 13 67 L673P 2018T Ͼ C Exon 16 67 R765Q 2294G Ͼ A Exon 18 67 R1114P 3341G Ͼ C Exon 24 67 S1121W 3362C Ͼ G Exon 24 67 R1138W 3412C Ͼ T Exon 24 111 R1138Q 3413G Ͼ A Exon 24 67,111 R1138P 3413G Ͼ C Exon 24 67 G1203D 3608G Ͼ A Exon 25 67 V1298F 3892G Ͼ T Exon 28 67 T13011 3902C Ͼ T Exon 28 67 G1302R 3904G Ͼ A Exon 28 67 A1303P 3907G Ͼ C Exon 28 67 R1314W 3940C Ͼ T Exon 28 67 R1314Q 3941G Ͼ A Exon 28 67 G1321S 3961G Ͼ A Exon 28 67 R1339C 4015C Ͼ T Exon 28 67,133 Q1347H 4041G Ͼ C Exon 28 67 G1354R 4060G Ͼ C Exon 29 107,142 D1361N 4081G Ͼ A Exon 29 67 11424T 4271T Ͼ C Exon 30 67 Frameshift Splicing IVS21 ϩ 1G ϾT Intron 21 67,142 IVS26-1G ϾA Intron 26 67,111,112 Deletion 179del9 Exon 2 107 179-195del Exon 2 67 960delC Exon 8 88 1944del22 Exon 16 12 1995delG Exon 16 67 2322delC Exon 18 67 2542delG Exon 19 67 3775delT Exon 27 12,67 4101delC Exon 29 67 Insertion 938-939insT Exon 8 67 4220insAGAA Exon 30 12 Intragenic deletion Exon 23-29 67,112 Exon 15 67 Intergenic deletion ABCC6 12,88 LOCAL RETINAL TRANSPORT FUNCTION OF ABCC6 ABCC6 Expression in the Retina Bergen et al detected ABCC6 expression in various tissues in man.12 Low expression levels of ABCC6 were observed in the retina as well as other tissues usually affected by PXE, including skin and vessel wall. Login to comment

PMID: 15894595 [PubMed] Chassaing N et al: "Pseudoxanthoma elasticum: a clinical, pathophysiological and genetic update including 11 novel ABCC6 mutations."

No. Sentence Comment

378 Interestingly, among the 49 different missense mutations in ABCC6 (42 previously published and seven new ones in the present study), the majority (43) replace critical amino acids in intracellular domains (seven and 19 mutations are located in I1424T R1459C 4220insAGAA 4318delA G1354R D1361N K1394N E1400K R1298X 410delC 418delG 3775delT R1275X R1221C D1238H W1223X Q1237X IVS26-1G→A R1114C R1114H R1114P S1121W M1127T T1130M R1138P R1138Q R1138W R1141X R1164X R765Q A766D Y768X A781V 2322delC IVS19-2delAG T364R R391G Q378X Q363_R373del 938_939insT 960delC IVS8+2delTG G199X Y227X 179_195del 179_187del G226R V74del Q749X IVS17-12delTT IVS14-5T→G IVS13-29T→A R600G V1298F G1299S T1301I G1302R A1303P S1307P R1314Q R1314W G1321S L1335P R1339C P1346S Q1347H R1030X F1048del R807Q V810M A820P 254delG L673P 1944_1966del 1995delG R518Q R518X K502M A455P G992R IVS21+1G→T G1203DF568SN411K C440G IVS25-3C→A 3544dupC Ex23_29del 30 Ex15del ABCC6del 252015105 Figure 10 Position of the mutations in the ABCC6 gene. Login to comment

PMID: 16763870 [PubMed] Ladewig MS et al: "[Pseudoxanthoma elasticum]."

No. Sentence Comment

272 Internetadressen PXE-Selbsthilfegruppe Deutschland : http://www.pxe-groenblad.de PXE International: http://www.pxe.org Tabelle 5 PXE verursachende Mutationen imabcc6-Gen Klassifikation Lokalisation Gen Protein Missense Exon 9 Exon 9 Exon 10 Exon 10 Exon 11 Exon 12 Exon 13 Exon 14 Exon 16 Exon 18 Exon 18 Exon 18 Exon 18 Exon 19 Exon 19 Exon 19 Exon 22 Exon 24 Exon 24 Exon 24 Exon 24 Exon 24 Exon 24 Exon 24 Exon 24 Exon 24 Exon 25 Exon 26 Exon 26 Exon 26 Exon 28 Exon 28 Exon 28 Exon 28 Exon 28 Exon 28 Exon 28 Exon 28 Exon 28 Exon 28 Exon 28 Exon 28 Exon 28 Exon 29 Exon 29 Exon 29 Exon 29 Exon 29 Exon 30 Exon 30 Exon 30 c.1091CaG c.1171AaG c.1233TaG c.1318TaG c.1363GaC c.1553GaA c.1703TaC c.1798CaT c.2018TaC c.2252TaA c.2278CaT c.2294GaA c.2297CaA c.2428GaA c.2458GaC c.2552TaC c.2855TaG c.3340CaT c.3341GaA c.3341GaC c.3362CaG c.3380CaT c.3389CaT c.3412CaT c.3413GaA c.3413GaC c.3608GaA c.3661CaT c.3712GaC c.3715TaC c.3892GaT c.3902CaT c.3904GaA c.3907GaC c.3932GaA c.3940CaT c.3941GaA c.3961GaA c.3976GaA c.4004TaC c.4015CaT c.4036CaT c.4041GaC c.4060GaC c.4069CaT c.4081GaA c.4182GaT c.4198GaA c.4209CaA c.4271TaC c.4377CaT p.T364R p.R391G p.N411K p.C440G p.A455P p.R518Q p.F568S p.R600G p.L673P p.M751K p.R760W p.R765Q p.A766D p.V810M p.A820P p.L851P p.F952C p.R1114C p.R1114H p.R1114P p.S1121W p.M1127T p.T1130M p.R1138W p.R1138Q p.R1138P p.G1203D p.R1221C p.D1238H p.Y1239H p.V1298F p.T1301I p.G1302R p.A1303P p.G1311E p.R1314W p.R1314Q p.G1321S p.D1326N p.L1335P p.R1339C p.P1346S p.Q1347H p.G1354R p.R1357W p.D1361N p.K1394N p.E1400K p.S1403R p.I1424T p.R1459C Klassifikation Lokalisation Gen Protein Nonsense Exon 9 Exon 12 Exon 17 Exon 18 Exon 23 Exon 24 Exon 24 Exon 26 Exon 26 Exon 27 Exon 29 c.1132CaT c.1552CaT c.2247CaT c.2304CaA c.3088CaT c.3421CaT c.3490CaT c.3668GaA c.3709CaT c.3823CaT c.4192CaT p.Q378X p.R518X p.Q749X p.Y768X p.R1030X p.R1141X p.R1164X p.W1223X p.Q1237X p.R1275X p.R1398X Spleißstellen Intron 21 Intron 25 Intron 26 c.2787+1GaT c.3634-3CaA c.3736-1GaA Insertion Exon 8 Exon 25 Exon 30 c.938-939insT c.3544dupC c.4220insAGAA Deletion Exon 2 Exon 2 Exon 3 Exon 8 Exon 9 Exon 16 Exon 16 Exon 18 Exon 19 Exon 22 Exon 27 Exon 29 Exon 29 Exon 30 Exon 31 c.179del9 c.179-195del c.220-222del c.960delC c.1088-1120del c.1944del22 c.1995delG c.2322delC c.2542delG c.2835-2850del16 c.3775delT c.4101delC c.4182delG c.4318delA c.4434delA Intragenische Deletion Exon 15 Exon 18 Exon 23-29 delEx15 delEx18 delEx23-29 Intergenische Deletion ABCC6 delABCC6 Fazit für die Praxis Eine spezifische Behandlung der Grunderkrankung ist nicht bekannt. Login to comment

PMID: 24352041 [PubMed] Pomozi V et al: "Analysis of pseudoxanthoma elasticum-causing missense mutants of ABCC6 in vivo; pharmacological correction of the mislocalized proteins."

No. Sentence Comment

8 However, 4-PBA, a drug approved for clinical use, restored the plasma membrane localization of four ABCC6 mutants (R1114P, S1121W, Q1347H, and R1314W), suggesting that allele-specific therapy may be useful for selected patients with PXE and GACI. Login to comment
55 In nonpolarized cells, only S1121W and the transport-deficient V1298F were targeted to the plasma membrane. Login to comment
65 Interestingly, S1121W, which showed wt-like plasma membrane localization in both MDCKII expression systems, was mostly intracellular in mouse liver, similar to delABCC6. Login to comment
74 The efficacy of S1121W was somewhat better (7.9%), whereas that of the V1298F was significantly higher (32.0%). Login to comment
82 No 4-PBA-induced plasma membrane rescue was observed for R1138Q and T1301I in mouse liver, whereas Extracellular Walker B Q-loop Signature Missense mutations Intercellular 140 ABCC6 wt V1298F G1321S R1114P R1138Q R1314W R1459C S1121W T1301I Q1347H delABCC6 120 100 80 60 40 20 0 LTC4 transport activity (%) TMD0 L0 TMD1 L1 TMD2 R1114P S1121W R1138Q T1301I R1314W G1321S R1339C R1459C Q1347H Figure 1. Login to comment
113 MDCKII cell line in vitro Nonpolarized - 4-PBA 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m 20 &#b5;m Wild type R1114P S1121W R1138Q V1298F T1301I R1314W G1321S R1339C Q1347H R1459C deltaABCC6 - 4-PBA + 4-PBA + 4-PBA Not determined Polarized intended to correct their cellular localization, as described previously (Le Saux et al., 2011). Login to comment
126 Mouse liver in vivo - 4-PBA Not determined Not determined Not determined Wild type R1114P S1121W R1138Q V1298F T1301I R1314W G1321S R1339C Q1347H R1459C deltaABCC6 + 4-PBA Figure 4. Login to comment
143 The major finding of our study was that 4-PBA treatment restored the plasma membrane localization of three transport-competent missense mutants, R1114P, S1121W, and Q1347H in mouse liver, in addition to R1314W, which served as a positive control in the present study. Login to comment
150 Summary of the characterization and rescue of disease-causing ABCC6 mutants Localization in mouse liver Localization in MDCKII cell line Nonpolarized Polarized ABCC6 variant Sf9 transport activity Without treatment After 4-PBA treatment Without treatment After 4-PBA treatment Without treatment After 4-PBA treatment Zebrafish &#fe; mRNA rescue (%) Wild type Active PM1 PM PM PM PM PM 90.6 R1114P Active IC4PM PM (rescue) ICoPM PM (rescue) PM PM 0.0 S1121W Active IC4PM PM (rescue) PM PM PM PM 7.9 R1138Q Active IC4PM IC4PM (no effect) IC PM (rescue) PM PM 1.8 V1298F o20% PM ND PM PM PM ND 32.0 T1301I Active IC4PM IC4PM (no effect) IC4PM PM (rescue) PM PM 5.1 R1314W1 Active IC4PM PM (rescue) IC PM (rescue) IC4PM PM (rescue) 0.0 G1321S o20% IC ND IC4PM IC4PM (no effect) IC IC (no effect) 0.0 R1339C Not stable IC IC (no effect) IC IC (no effect) IC IC (no effect) 0.0 Q1347H Active IC4PM PM (rescue) IC4PM PM (rescue) IC &#bc; PM IC&#bc; PM (no effect) 0.8 R1459C Active PM ND IC &#bc; PM PM (rescue) ICoPM ICoPM (no effect) 0.0 delABCC6 o20% IC IC IC IC IC IC ND R1141X Stop ND ND ND ND ND ND 4.8 Abbreviations: IC, intracellular; ND, not determined; PM, plasma membrane. Login to comment