Immunoglobulin iota chain (CD179 antigen-like family member A) (Protein VPreB1) (V(pre)B protein) (VpreB protein) (CD antigen CD179a)
1_MSWAP 6_ VLLML 11_ FVYCT 16_ GCGPQ 21_ PVLHQ 26_ PPAMS 31_ SALGT 36_ TIRLT 41_ CTLRN 46_ DHDIG 51_ VYSVY 56_ WYQQR 61_ PGHPP 66_ RFLLR 71_ YFSQS 76_ DKSQG 81_ PQVPP 86_ RFSGS 91_ KDVAR 96_ NRGYL 101_ SISEL 106_ QPEDE 111_ AMYYC 116_ AMGAR 121_ SSEKE 126_ ERERE 131_ WEEEM 136_EPTAA
1: Associates with the Ig-mu chain to form a molecular complex that is expressed on the surface of pre-B-cells. This complex presumably regulates Ig gene rearrangements in the early steps of B-cell differentiation