小中大
你的目的基因应该是下面这个吧
ABCB1 Order cDNA clone, Links
Official Symbol ABCB1 and Name: ATP-binding cassette, sub-family B (MDR/TAP), member 1 [Homo sapiens]
Other Aliases: ABC20, CD243, CLCS, GP170, MDR1, MGC163296, P-gp, PGY1
Other Designations: ATP-binding cassette sub-family B member 1; P glycoprotein 1; P-glycoprotein 1; colchicin sensitivity; doxorubicin resistance; multidrug resistance 1
Chromosome: 7; Location: 7q21.1
C3435T对应的RS number为rs1045642
序列为：CTCACAGTAACTTGGCAGTTTCAGTGTAAGAAATAATGATGTTAATTGTGCTACATTCAAAGTGTGCTGGTCCTGAAGTTGATCTGTGAACTCTTGTTTTCAGCTGCTTGATGGCAAAGAAATAAAGCGACTGAATGTTCAGTGGCTCCGAGCACACCTGGGCATCGTGTCCCAGGAGCCCATCCTGTTTGACTGCAGCATTGCTGAGAACATTGCCTATGGAGACAACAGCCGGGTGGTGTCACAGGAAGAGAT Y GTGAGGGCAGCAAAGGAGGCCAACATACATGCCTTCATCGAGTCACTGCCTAATGTAAGTCTCTCTTCAAATAAACAGCCTGGGAGCATGTGGCAGCCTCTCTGGCCTATAGTTTGATTTATAAGGGGCTGGTTTCCCAGAAGTGAAGAGAAATTAGCAACCAAATCACACCCTTACCTGTATACAAGCATCTGGCCACACTTCCTGTTTGGGTTAGTTGTTACCTTTACCTGATCACCTGACCCTCCTTGTGAG
链接如下：
cuturl('http://www.ncbi.nlm.nih.gov/SNP/snp_ref.cgi?rs=1045642')
补充说明：此处的C3435T 为ABCB1/MDR1基因mRNA position。起始密码子ATG中A为第1位碱基，向下数，第3435位即为你的目的SNP位点rs1045642。
