Uroplakin-1a (UP1a) (Tetraspanin-21) (Tspan-21) (Uroplakin Ia) (UPIa) (UPKa)
1_MASAA 6_ AAEAE 11_ KGSPV 16_ VVGLL 21_ VVGNI 26_ IILLS 31_ GLSLF 36_ AETIW 41_ VTADQ 46_ YRVYP 51_ LMGVS 56_ GKDDV 61_ FAGAW 66_ IAIFC 71_ GFSFF 76_ MVASF 81_ GVGAA 86_ LCRRR 91_ SMVLT 96_ YLVLM 101_ LIVYI 106_ FECAS 111_ CITSY 116_ THRDY 121_ MVSNP 126_ SLITK 131_ QMLTF 136_ YSADT 141_ DQGQE 146_ LTRLW 151_ DRVMI 156_ EQECC 161_ GTSGP 166_ MDWVN 171_ FTSAF 176_ RAATP 181_ EVVFP 186_ WPPLC 191_ CRRTG 196_ NFIPL 201_ NEEGC 206_ RLGHM 211_ DYLFT 216_ KGCFE 221_ HIGHA 226_ IDSYT 231_ WGISW 236_ FGFAI 241_ LMWTL 246_ PVMLI 251_AMYFY
1: Component of the asymmetric unit membrane (AUM); a highly specialized biomembrane elaborated by terminally differentiated urothelial cells. May play an important role in normal bladder epithelial physiology, possibly in regulating membrane permeability of superficial umbrella cells or in stabilizing the apical membrane through AUM/cytoskeletal interactions (By similarity)