DNA mismatch repair protein Msh3 (hMSH3) (Divergent upstream protein) (DUP) (Mismatch repair protein 1) (MRP1)
1_MSRRK 6_ PASGG 11_ LAASS 16_ SAPAR 21_ QAVLS 26_ RFFQS 31_ TGSLK 36_ STSSS 41_ TGAAD 46_ QVDPG 51_ AAAAA 56_ AAAAA 61_ AAPPA 66_ PPAPA 71_ FPPQL 76_ PPHIA 81_ TEIDR 86_ RKKRP 91_ LENDG 96_ PVKKK 101_ VKKVQ 106_ QKEGG 111_ SDLGM 116_ SGNSE 121_ PKKCL 126_ RTRNV 131_ SKSLE 136_ KLKEF 141_ CCDSA 146_ LPQSR 151_ VQTES 156_ LQERF 161_ AVLPK 166_ CTDFD 171_ DISLL 176_ HAKNA 181_ VSSED 186_ SKRQI 191_ NQKDT 196_ TLFDL 201_ SQFGS 206_ SNTSH 211_ ENLQK 216_ TASKS 221_ ANKRS 226_ KSIYT 231_ PLELQ 236_ YIEMK 241_ QQHKD 246_ AVLCV 251_ ECGYK 256_ YRFFG 261_ EDAEI 266_ AAREL 271_ NIYCH 276_ LDHNF 281_ MTASI 286_ PTHRL 291_ FVHVR 296_ RLVAK 301_ GYKVG 306_ VVKQT 311_ ETAAL 316_ KAIGD 321_ NRSSL 326_ FSRKL 331_ TALYT 336_ KSTLI 341_ GEDVN 346_ PLIKL 351_ DDAVN 356_ VDEIM 361_ TDTST 366_ SYLLC 371_ ISENK 376_ ENVRD 381_ KKKGN 386_ IFIGI 391_ VGVQP 396_ ATGEV 401_ VFDSF 406_ QDSAS 411_ RSELE 416_ TRMSS 421_ LQPVE 426_ LLLPS 431_ ALSEQ 436_ TEALI 441_ HRATS 446_ VSVQD 451_ DRIRV 456_ ERMDN 461_ IYFEY 466_ SHAFQ 471_ AVTEF 476_ YAKDT 481_ VDIKG 486_ SQIIS 491_ GIVNL 496_ EKPVI 501_ CSLAA 506_ IIKYL 511_ KEFNL 516_ EKMLS 521_ KPENF 526_ KQLSS 531_ KMEFM 536_ TINGT 541_ TLRNL 546_ EILQN 551_ QTDMK 556_ TKGSL 561_ LWVLD 566_ HTKTS 571_ FGRRK 576_ LKKWV 581_ TQPLL 586_ KLREI 591_ NARLD 596_ AVSEV 601_ LHSES 606_ SVFGQ 611_ IENHL 616_ RKLPD 621_ IERGL 626_ CSIYH 631_ KKCST 636_ QEFFL 641_ IVKTL 646_ YHLKS 651_ EFQAI 656_ IPAVN 661_ SHIQS 666_ DLLRT 671_ VILEI 676_ PELLS 681_ PVEHY 686_ LKILN 691_ EQAAK 696_ VGDKT 701_ ELFKD 706_ LSDFP 711_ LIKKR 716_ KDEIQ 721_ GVIDE 726_ IRMHL 731_ QEIRK 736_ ILKNP 741_ SAQYV 746_ TVSGQ 751_ EFMIE 756_ IKNSA 761_ VSCIP 766_ TDWVK 771_ VGSTK 776_ AVSRF 781_ HSPFI 786_ VENYR 791_ HLNQL 796_ REQLV 801_ LDCSA 806_ EWLDF 811_ LEKFS 816_ EHYHS 821_ LCKAV 826_ HHLAT 831_ VDCIF 836_ SLAKV 841_ AKQGD 846_ YCRPT 851_ VQEER 856_ KIVIK 861_ NGRHP 866_ VIDVL 871_ LGEQD 876_ QYVPN 881_ NTDLS 886_ EDSER 891_ VMIIT 896_ GPNMG 901_ GKSSY 906_ IKQVA 911_ LITIM 916_ AQIGS 921_ YVPAE 926_ EATIG 931_ IVDGI 936_ FTRMG 941_ AADNI 946_ YKGQS 951_ TFMEE 956_ LTDTA 961_ EIIRK 966_ ATSQS 971_ LVILD 976_ ELGRG 981_ TSTHD 986_ GIAIA 991_ YATLE 996_ YFIRD 1001_ VKSLT 1006_ LFVTH 1011_ YPPVC 1016_ ELEKN 1021_ YSHQV 1026_ GNYHM 1031_ GFLVS 1036_ EDESK 1041_ LDPGA 1046_ AEQVP 1051_ DFVTF 1056_ LYQIT 1061_ RGIAA 1066_ RSYGL 1071_ NVAKL 1076_ ADVPG 1081_ EILKK 1086_ AAHKS 1091_ KELEG 1096_ LINTK 1101_ RKRLK 1106_ YFAKL 1111_ WTMHN 1116_ AQDLQ 1121_ KWTEE 1126_ FNMEE 1131_TQTSL
1: Component of the post-replicative DNA mismatch repair system (MMR). Heterodimerizes with MSH2 to form MutS beta which binds to DNA mismatches thereby initiating DNA repair. When bound, the MutS beta heterodimer bends the DNA helix and shields approximately 20 base pairs. MutS beta recognizes large insertion-deletion loops (IDL) up to 13 nucleotides long. After mismatch binding, forms a ternary complex with the MutL alpha heterodimer, which is thought to be responsible for directing the downstream MMR events, including strand discrimination, excision, and resynthesis