CD200 GI:90903247 CD200 antigen isoform a precursor 1 merlvirmpf shlstyslvw vmaavvlcta qvqvvtqder eqlytpaslk 50 51 cslqnaqeal ivtwqkkkav spenmvtfse nhgvviqpay kdkinitqlg 100 101 lqnstitfwn itledegcym clfntfgfgk isgtacltvy vqpivslhyk 150 151 fsedhlnitc satarpapmv fwkvprsgie nstvtlshpn gttsvtsilh 200 201 ikdpknqvgk evicqvlhlg tvtdfkqtvn kgywfsvpll lsivslvill 250 251 vlisillywk rhrnqdrep