ABCMdb

ABCB1 p.Phe204Ser

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Publications

PMID: 10331089 [PubMed] Ambudkar SV et al: "Biochemical, cellular, and pharmacological aspects of the multidrug transporter."

No. Sentence Comment

47 Table 1 List of mutations in human, mouse, and hamster P-glycoproteins that affect substrate specificitya aa mutation Region Sourceb Reference H61R, F, K, M, W, Y TM 1 Human MDR1 149, 150 ABC20c G64R TM 1 Human MDR1 150 L65R TM 1 Human MDR1 150 aa78-97 EC 1 Human MDR1 151 Q128Hd TM 2 Mouse mdr3 152 R138H IC 1 Mouse mdr3 152 Q139H, R IC 1 Mouse mdr3 152 Q141V IC 1 Human MDR1 15319, Q145H IC 1 Mouse mdr3 152 E155G, K IC 1 Mouse mdr3 152 F159I IC 1 Mouse mdr3 152 D174G IC 1 Mouse mdr3 152 S176G, P IC 1 Mouse mdr3 152 K177I IC 1 Mouse mdr3 152 N179S IC 1 Mouse mdr3 152 N183S/G185V IC 1 Human MDR1 154 G183D IC 1 Mouse mdr3 152 G185V IC 1 Human MDR1 155-157 G187V IC 1 Human MDR1 153 A192T TM 3 Mouse mdr3 152 F204S EC 2 Mouse mdr3 152 W208G EC 2 Mouse mdr3 152 K209E EC 2 Mouse mdr3 152 L210I TM 4 Mouse mdr3 152 T211P TM 4 Mouse mdr3 152 I214T TM 4 Mouse mdr3 152 P223A TM 4 Human MDR1 158 G288V IC 2 Human MDR1 153 I299M, T319S, L322I, TM 5, EC3, Human MDR1 159 G324K, S351N IC 3 F335A TM 6 Human MDR1 19 F335 TM 6 Human MDR1 160 V338A TM 6 Human MDR1 161 G338A, A339P TM 6 Hamster PGY1 162, 163 A339P TM 6 Hamster PGY1 163 G341V TM 6 Human MDR1 161 K536R, Q N-NBD Human MDR1 164 ERGA → DKGT N-NBD Mouse mdr3 165 aa 522-525 T578C N-NBD Mouse mdr3 165 (Continued) G830V IC 4 Human MDR1 P866A TM 10 Human MDR1 158 F934A TM 11 Mouse mdr3 166 G935A TM 11 Mouse mdr3 166 I936A TM 11 Mouse mdr3 166 F938A TM 11 Mouse mdr3 166 S939A TM 11 Mouse mdr3 166 S939F TM 11 Mouse mdr3 167, 168 S941F TM 11 Mouse mdr1 167, 168 T941A TM 11 Mouse mdr3 166 Q942A TM 11 Mouse mdr3 166 A943G TM 11 Mouse mdr3 166 Y946A TM 11 Mouse mdr3 166 S948A TM 11 Mouse mdr3 166 Y949A TM 11 Mouse mdr3 166 C952A TM 11 Mouse mdr3 166 F953A TM 11 Mouse mdr3 166 F983A TM 12 Human MDR1 169 L975A, V981A, F983A TM 12 Human MDR1 169 M986A, V988A, Q990A, TM 12 Human MDR1 169 V991A V981A, F983A TM 12 Human MDR1 169 L975A, F983A TM 12 Human MDR1 169 L975A, V981A TM 12 Human MDR1 169 F978A TM 12 Human MDR1 19 a aa,amino acid; EC, extracellular loop; IC, intracellular loop; TM,transmembrane domain; NBD, nucleotide binding/utilization domain. Login to comment

PMID: 9521654 [PubMed] Kwan T et al: "Mutational analysis of the P-glycoprotein first intracellular loop and flanking transmembrane domains."

No. Sentence Comment

191 Group 2 comprised 19 mutants with intermediate phenotypes: Q128H, A136V, Q139H, Q139P, Q139R, E155G, E155K, S176P, K177I, E180G, G183D, D184N, A192T, F200L, F204S, R206L, L210I, T211P, and V213A; these were found throughout the mutagenized segment, with a cluster at the C-terminal portion of IC1. Login to comment
194 Such mutants showed near wild-type transport Table 1: Summary of Mutations Identifieda TM2 IC1 TM3 EC2 TM4 Q128H R138H F159I S176P G187E R206L L210I Q128R Q139H V161E K177I A192T W208G T211P L134P Q139P H162R N179S F200L K209E V213A A136V Q139R T169I E180G F204S I214L Q145H R170L G181R I214T F147L L171P G183D S224P F148S T172P D184N E155G D174G E155K S176F a Summary of the mutations identified in the current screen together with their position within the predicted secondary structure of P-glycoprotein, with respect to the second (TM2), third (TM3), and fourth (TM4) predicted transmembrane domains together with the first intracellular (IC1) and second extracellular loop (EC2). Login to comment

PMID: 16545467 [PubMed] Shilling RA et al: "New light on multidrug binding by an ATP-binding-cassette transporter."

No. Sentence Comment

58 Although mutation of only one of these residues (L975A, V981A and F983A) has no effect on the phenotype of the protein [20], double mutations either completely inhibit (V981A/F983A and L975A/V981A) or cause 50% inhibition (L975A/F983A) of Table 1. Login to comment
59 Published mutations in human and murine P-glycoprotein that alter drug transport in cells Location of mutation Mutation Refs Mutation Refs Mutation Refs Transmembrane helices H61A and others [14] I214L [60] L868W [59] G64R [15] P223A [65] I936A [21] L65R [15] S224P [60] F938A [21] Q139[H/P/R] [60] I306R [18] S939[A/C/T/Y/W/D/F] [21,22] G141V [17] F335A [16] T941A [21] G185V [61,62] V338A [66] Q942A [21] I186N [61] G338A [67,68] A943G [21] G187V [17] A339P [67,68] Y946A [21] G187E [60] G341A [66] S948A [21] A192T [60] S344[A/T/C/Y] [66] Y949A [21] F200L [60] N350I [19] C952A [21] F204S [60] P709A [65] F953A [21] R206L [60] G830V [17] L975A [20] W208G [60] I837L [23] F978A [16] K209E [60] N839I [23] V981A [20] L210I [60] I862F [19] F983A [20] T211P [60] L865F [19] F978A [16] V213A [60] P866A [65] N988D [59] Intracellular domain T169I [60] K177I [60] G288V [17] R170L [60] E180G [60] A931T [19] L171P [60] G181R [60] F934A [21] T172P [60] G183D [60] G935A [21] S176P [60] D184N [60] NBD D555N [63] K1076M [69] E1197Q [64] D558N [64] D1093N [64] D1203N [64] D592N [64] E1125Q [64] D1237N [64] E604Q [64] S1173A [70] E1249Q [64] Review TRENDS in Pharmacological Sciences Vol.27 No. Login to comment

PMID: 11428917 [PubMed] Hrycyna CA et al: "Molecular genetic analysis and biochemical characterization of mammalian P-glycoproteins involved in multidrug resistance."

No. Sentence Comment

27 List of mutations in human, mouse and hamster P-gp`s that affect substrate specificity f aaa Mutation Regionb Sourcec Reference aa 78-97 EC 1 human MDR1 78 (ABC20)d Q128He TM 2 mouse mdr3 79 R138H IC 1 mouse mdr3 79 Q139H, R IC 1 mouse mdr3 79 G141V IC 1 human MDR1 25,80 Q145H IC 1 mouse mdr3 79 E155G, K IC 1 mouse mdr3 79 F159I IC 1 mouse mdr3 79 D174G IC 1 mouse mdr3 79 S176F, P IC 1 mouse mdr3 79 K177I IC 1 mouse mdr3 79 N179S IC1 mouse mdr3 79 N183S/G185V IC 1 human MDR1 81 G183D IC1 mouse mdr3 79 G185V IC 1 human MDR1 82-84 G187V IC 1 human MDR1 80 A192T TM 3 mouse mdr3 79 F204S EC 2 mouse mdr3 79 W208G EC 2 mouse mdr3 79 K209E EC 2 mouse mdr3 79 L210I TM 4 mouse mdr3 79 T211P TM 4 mouse mdr3 79 I214T TM 4 mouse mdr3 79 P223A TM 4 human MDR1 85 K285T IC 2 human MDR1 1 G288V IC 2 human MDR1 80 I299M, T319S, L322I, TM 5, EC3, IC 3 human MDR1 86 G324K, S351N V334 TM 6 human MDR1 1 F335A TM 6 human MDR1 25 F335 TM 6 human MDR1 87 V338A TM 6 human MDR1 88 G338A, A339P TM 6 hamster PGY 1 89,90 A339P TM 6 hamster PGY 1 90 G341V TM 6 human MDR1 88 K536R,Q N-NBD human MDR1 91 ERGA→DKGT N-NBD mouse mdr3 92 (aa 522-525) T578C N-NBD mouse mdr3 92 G812V IC 4 human MDR1 80 G830V IC 4 human MDR1 25,80 P866A TM 10 human MDR1 85 F934A TM 11 mouse mdr3 93 G935A TM 11 mouse mdr3 93 I936A TM 11 mouse mdr3 93 F938A TM 11 mouse mdr3 93 S939A TM 11 mouse mdr3 93 S939F TM 11 mouse mdr3 94,95 S941F TM 11 mouse mdr1 94,95 T941A TM 11 mouse mdr3 93 Q942A TM 11 mouse mdr3 93 Table 1-continued aaa Mutation Regionb Sourcec Reference A943G TM 11 mouse mdr3 93 Y946A TM 11 mouse mdr3 93 S948A TM 11 mouse mdr3 93 Y949A TM 11 mouse mdr3 93 C952A TM 11 mouse mdr3 93 F953A TM 11 mouse mdr3 93 F983A TM 12 human MDR1 96 L975A, V981A, F983A TM 12 human MDR1 96 M986A, V988A, TM 12 human MDR1 96 Q990A, V991A V981A, F983A TM 12 human MDR1 96 L975A, F983A TM 12 human MDR1 96 L975A, V981A TM 12 human MDR1 96 F978 TM 12 human MDR1 1 F978A TM 12 human MDR1 25 a aa, amino acid. Login to comment