Protein 4.1 (P4.1) (4.1R) (Band 4.1) (EPB4.1) (Erythrocyte membrane protein band 4.1)
1_MTTEK 6_ SLVTE 11_ AENSQ 16_ HQQKE 21_ EGEEA 26_ INSGQ 31_ QEPQQ 36_ EESCQ 41_ TAAEG 46_ DNWCE 51_ QKLKA 56_ SNGDT 61_ PTHED 66_ LTKNK 71_ ERTSE 76_ SRGLS 81_ RLFSS 86_ FLKRP 91_ KSQVS 96_ EEEGK 101_ EVESD 106_ KEKGE 111_ GGQKE 116_ IEFGT 121_ SLDEE 126_ IILKA 131_ PIAAP 136_ EPELK 141_ TDPSL 146_ DLHSL 151_ SSAET 156_ QPAQE 161_ ELRED 166_ PDFEI 171_ KEGEG 176_ LEECS 181_ KIEVK 186_ EESPQ 191_ SKAET 196_ ELKAS 201_ QKPIR 206_ KHRNM 211_ HCKVS 216_ LLDDT 221_ VYECV 226_ VEKHA 231_ KGQDL 236_ LKRVC 241_ EHLNL 246_ LEEDY 251_ FGLAI 256_ WDNAT 261_ SKTWL 266_ DSAKE 271_ IKKQV 276_ RGVPW 281_ NFTFN 286_ VKFYP 291_ PDPAQ 296_ LTEDI 301_ TRYYL 306_ CLQLR 311_ QDIVA 316_ GRLPC 321_ SFATL 326_ ALLGS 331_ YTIQS 336_ ELGDY 341_ DPELH 346_ GVDYV 351_ SDFKL 356_ APNQT 361_ KELEE 366_ KVMEL 371_ HKSYR 376_ SMTPA 381_ QADLE 386_ FLENA 391_ KKLSM 396_ YGVDL 401_ HKAKD 406_ LEGVD 411_ IILGV 416_ CSSGL 421_ LVYKD 426_ KLRIN 431_ RFPWP 436_ KVLKI 441_ SYKRS 446_ SFFIK 451_ IRPGE 456_ QEQYE 461_ STIGF 466_ KLPSY 471_ RAAKK 476_ LWKVC 481_ VEHHT 486_ FFRLT 491_ STDTI 496_ PKSKF 501_ LALGS 506_ KFRYS 511_ GRTQA 516_ QTRQA 521_ SALID 526_ RPAPH 531_ FERTA 536_ SKRAS 541_ RSLDG 546_ AAAVD 551_ SADRS 556_ PRPTS 561_ APAIT 566_ QGQVA 571_ EGGVL 576_ DASAK 581_ KTVVP 586_ KAQKE 591_ TVKAE 596_ VKKED 601_ EPPEQ 606_ AEPEP 611_ TEAWK 616_ VEKTH 621_ IEVTV 626_ PTSNG 631_ DQTQK 636_ LAEKT 641_ EDLIR 646_ MRKKK 651_ RERLD 656_ GENIY 661_ IRHSN 666_ LMLED 671_ LDKSQ 676_ EEIKK 681_ HHASI 686_ SELKK 691_ NFMES 696_ VPEPR 701_ PSEWD 706_ KRLST 711_ HSPFR 716_ TLNIN 721_ GQIPT 726_ GEGPP 731_ LVKTQ 736_ TVTIS 741_ DNANA 746_ VKSEI 751_ PTKDV 756_ PIVHT 761_ ETKTI 766_ TYEAA 771_ QTDDN 776_ SGDLD 781_ PGVLL 786_ TAQTI 791_ TSETP 796_ SSTTT 801_ TQITK 806_ TVKGG 811_ ISETR 816_ IEKRI 821_ VITGD 826_ ADIDH 831_ DQVLV 836_ QAIKE 841_ AKEQH 846_ PDMSV 851_ TKVVV 856_HQETE
1: Protein 4.1 is a major structural element of the erythrocyte membrane skeleton. It plays a key role in regulating membrane physical properties of mechanical stability and deformability by stabilizing spectrin-actin interaction. Recruits DLG1 to membranes. Required for dynein-dynactin complex and NUMA1 recruitment at the mitotic cell cortex during anaphase (PubMed:23870127)