Transcriptional repressor NF-X1 (EC 2.3.2.-) (Nuclear transcription factor, X box-binding protein 1)
1_MAEAP 6_ PVSGT 11_ FKFNT 16_ DAAEF 21_ IPQEK 26_ KNSGL 31_ NCGTQ 36_ RRLDS 41_ NRIGR 46_ RNYSS 51_ PPPCH 56_ LSRQV 61_ PYDEI 66_ SAVHQ 71_ HSYHP 76_ SGSKP 81_ KSQQT 86_ SFQSS 91_ PCNKS 96_ PKSHG 101_ LQNQP 106_ WQKLR 111_ NEKHH 116_ IRVKK 121_ AQSLA 126_ EQTSD 131_ TAGLE 136_ SSTRS 141_ ESGTD 146_ LREHS 151_ PSESE 156_ KEVVG 161_ ADPRG 166_ AKPKK 171_ ATQFV 176_ YSYGR 181_ GPKVK 186_ GKLKC 191_ EWSNR 196_ TTPKP 201_ EDAGP 206_ ESTKP 211_ VGVFH 216_ PDSSE 221_ ASSRK 226_ GVLDG 231_ YGARR 236_ NEQRR 241_ YPQKR 246_ PPWEV 251_ EGARP 256_ RPGRN 261_ PPKQE 266_ GHRHT 271_ NAGHR 276_ NNMGP 281_ IPKDD 286_ LNERP 291_ AKSTC 296_ DSENL 301_ AVINK 306_ SSRRV 311_ DQEKC 316_ TVRRQ 321_ DPQVV 326_ SPFSR 331_ GKQNH 336_ VLKNV 341_ ETHTG 346_ SLIEQ 351_ LTTEK 356_ YECMV 361_ CCELV 366_ RVTAP 371_ VWSCQ 376_ SCYHV 381_ FHLNC 386_ IKKWA 391_ RSPAS 396_ QADGQ 401_ SGWRC 406_ PACQN 411_ VSAHV 416_ PNTYT 421_ CFCGK 426_ VKNPE 431_ WSRNE 436_ IPHSC 441_ GEVCR 446_ KKQPG 451_ QDCPH 456_ SCNLL 461_ CHPGP 466_ CPPCP 471_ AFMTK 476_ TCECG 481_ RTRHT 486_ VRCGQ 491_ AVSVH 496_ CSNPC 501_ ENILN 506_ CGQHQ 511_ CAELC 516_ HGGQC 521_ QPCQI 526_ ILNQV 531_ CYCGS 536_ TSRDV 541_ LCGTD 546_ VGKSD 551_ GFGDF 556_ SCLKI 561_ CGKDL 566_ KCGNH 571_ TCSQV 576_ CHPQP 581_ CQQCP 586_ RLPQL 591_ VRCCP 596_ CGQTP 601_ LSQLL 606_ ELGSS 611_ SRKTC 616_ MDPVP 621_ SCGKV 626_ CGKPL 631_ PCGSL 636_ DFIHT 641_ CEKLC 646_ HEGDC 651_ GPCSR 656_ TSVIS 661_ CRCSF 666_ RTKEL 671_ PCTSL 676_ KSEDA 681_ TFMCD 686_ KRCNK 691_ KRLCG 696_ RHKCN 701_ EICCV 706_ DKEHK 711_ CPLIC 716_ GRKLR 721_ CGLHR 726_ CEEPC 731_ HRGNC 736_ QTCWQ 741_ ASFDE 746_ LTCHC 751_ GASVI 756_ YPPVP 761_ CGTRP 766_ PECTQ 771_ TCARV 776_ HECDH 781_ PVYHS 786_ CHSEE 791_ KCPPC 796_ TFLTQ 801_ KWCMG 806_ KHEFR 811_ SNIPC 816_ HLVDI 821_ SCGLP 826_ CSATL 831_ PCGMH 836_ KCQRL 841_ CHKGE 846_ CLVDE 851_ PCKQP 856_ CTTPR 861_ ADCGH 866_ PCMAP 871_ CHTSS 876_ PCPVT 881_ ACKAK 886_ VELQC 891_ ECGRR 896_ KEMVI 901_ CSEAS 906_ STYQR 911_ IAAIS 916_ MASKI 921_ TDMQL 926_ GGSVE 931_ ISKLI 936_ TKKEV 941_ HQARL 946_ ECDEE 951_ CSALE 956_ RKKRL 961_ AEAFH 966_ ISEDS 971_ DPFNI 976_ RSSGS 981_ KFSDS 986_ LKEDA 991_ RKDLK 996_ FVSDV 1001_ EKEME 1006_ TLVEA 1011_ VNKGK 1016_ NSKKS 1021_ HSFPP 1026_ MNRDH 1031_ RRIIH 1036_ DLAQV 1041_ YGLES 1046_ VSYDS 1051_ EPKRN 1056_ VVVTA 1061_ IRGKS 1066_ VCPPT 1071_ TLTGV 1076_ LEREM 1081_ QARPP 1086_ PPIPH 1091_ HRHQS 1096_ DKNPG 1101_ SSNLQ 1106_ KITKE 1111_PIIDY
1: Binds to the X-box motif of MHC class II genes and represses their expression. May play an important role in regulating the duration of an inflammatory response by limiting the period in which MHC class II molecules are induced by interferon-gamma. Isoform 3 binds to the X-box motif of TERT promoter and represses its expression. Together with PABPC1 or PABPC4, isoform 1 acts as a coactivator for TERT expression. Mediates E2-dependent ubiquitination