ABCMdb

ABCA1 p.Val1251Arg

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Publications

PMID: 15218032 [PubMed] Roosbeek S et al: "Phosphorylation by protein kinase CK2 modulates the activity of the ATP binding cassette A1 transporter."

No. Sentence Comment

144 Analysis of the S1255A mutant demonstrates the loss of one phosphorylation site in the Val-1251-Arg-1272 tryptic peptide (Table I). Login to comment
176 TABLE I Mass spectrometric analysis of NBD1ϩR1 phosphorylation NBD1ϩR1 Tryptic peptide Molecular mass Molecular mass after beta-elimination Phosphorylated residues Da Da WT Leu-1229-Arg-1269 4542.5 4249.5 Thr-1242, Thr-1243, Ser-1255 T1242A Leu-1229-Lys-1250 2483.6 2385.9 Thr-1243 T1242A Val-1251-Arg-1272 2411.6 2313.7 Ser-1255 T1243A Leu-1229-Lys-1250 2483.1 2385.2 Thr-1242 T1243A Val-1251-Arg-1272 2411.2 2313.2 Ser-1255 T1242A/T1243A Leu-1229-Lys-1250 2356.1 2356.1 T1242A/T1243A Val-1251-Arg-1272 2411.6 2313.7 Ser-1255 S1255A Val-1251-Arg-1272 2297.7 2297.7 compared with WT ABCA1. Login to comment
142 Analysis of the S1255A mutant demonstrates the loss of one phosphorylation site in the Val-1251-Arg-1272 tryptic peptide (Table I). Login to comment
174 TABLE I Mass spectrometric analysis of NBD1af9;R1 phosphorylation NBD1af9;R1 Tryptic peptide Molecular mass Molecular mass after beta-elimination Phosphorylated residues Da Da WT Leu-1229-Arg-1269 4542.5 4249.5 Thr-1242, Thr-1243, Ser-1255 T1242A Leu-1229-Lys-1250 2483.6 2385.9 Thr-1243 T1242A Val-1251-Arg-1272 2411.6 2313.7 Ser-1255 T1243A Leu-1229-Lys-1250 2483.1 2385.2 Thr-1242 T1243A Val-1251-Arg-1272 2411.2 2313.2 Ser-1255 T1242A/T1243A Leu-1229-Lys-1250 2356.1 2356.1 T1242A/T1243A Val-1251-Arg-1272 2411.6 2313.7 Ser-1255 S1255A Val-1251-Arg-1272 2297.7 2297.7 Protein Kinase CK2 Phosphorylation Modulates ABCA1 Activity compared with WT ABCA1. Login to comment