Gene name:
Spen(Kiaa0929;Mint;Sharp);
Protein name:
Msx2-interacting protein;
Alternative:
SPEN homolog;SMART/HDAC1-associated repressor protein;
Organism:
Mouse (Mus musculus).
General Annotation
Sub Unit:
Interacts with NCOR2, HDAC1, HDAC2, RBBP4, MBD3 and MTA1L1. Interacts with the nuclear receptors RAR and PPARD. Interacts with RAR in absence of ligand. Binds to the steroid receptor RNA coactivator SRA (By similarity). Interacts with MSX2. Interacts with RBPSUH; this interaction may prevent the interaction between RBPSUH and NOTCH1. Binds to HIPK3.
Function:
May serve as a nuclear matrix platform that organizes and integrates transcriptional responses. In osteoblasts, supports transcription activation: synergizes with RUNX2 to enhance FGFR2-mediated activation of the osteocalcin FGF-responsive element (OCFRE). Has also been shown to be an essential corepressor protein, which probably regulates different key pathways, such as the Notch pathway. Negative regulator of the Notch pathway via its interaction with RBPSUH, which prevents the association between NOTCH1 and RBPSUH, and therefore suppresses the transactivation activity of Notch signaling. Blocks the differentiation of precursor B-cells into marginal zone B-cells. Probably represses transcription via the recruitment of large complexes containing histone deacetylase proteins. May bind both to DNA and RNA.
Subcellular Location:
Nucleus
Associates with chromatin.
Protein Attributes:
50:
MVRETRHLWV | GNLPENVREE | KIIEHFKRYG | RVESVKILPK | RGSEGGVAAF |
100:
VDFVDIKSAQ | KAHNSVNKMG | DRDLRTDYNE | PGTIPSAARG | LDETVSIASR |
150:
SREVSGFRGS | AGGPAYGPPP | SLHAREGRYE | RRLDGASDNR | ERAYEHSAYG |
200:
HHERGTGAFD | RTRHYDQDYY | RDPRERTLQH | GLYYTSRSRS | PNRFDAHDPR |
250:
YEPRAREQFT | LPSVVHRDIY | RDDITREVRG | RRPERSYQHS | RSRSPHSSQS |
300:
RNQSPQRLAS | QASRPTRSPS | GSGSRSRSSS | SDSISSSSSS | SNTDSSDSSS |
350:
TASDDSPARS | VQSAAVPAPT | SQLLSSLEKD | EPRKSFGIKV | QNLPVRSIDT |
400:
SLKDGLFHEF | KKFGKVTSVQ | IHGASEERYG | LVFFRQQEDQ | EKALTASKGK |
450:
LFFGMQIEVT | AWVGPETESE | NEFRPLDERI | DEFHPKATRT | LFIGNLEKTT |
500:
TYHDLRNIFQ | RFGEIVDIDI | KKVNGVPQYA | FLQYCDIASV | CKAIKKMDGE |
550:
YLGNNRLKLG | FGKSMPTNCV | WLDGLSSNVS | DQYLTRHFCR | YGPVVKVVFD |
600:
RLKGMALVLY | SEIEDAQAAV | KETKGRKIGG | NKIKVDFANR | ESQLAFYHCM |
650:
EKSGQDMRDF | YEMLTERRAG | QMAQSKHEDW | SADAQSPHKC | REERRGSYEY |
700:
SQERTYYENV | RTPGTYPEDS | RRDYPARGRE | FYSEWETYQG | EYYDSRYYDE |
750:
PREYREYRSD | PYEQDIREYS | YRQRERERER | ERFESDRDHE | RRPIERSQSP |
800:
VHLRRPQSPG | VSPAHSERLP | SDSERRLYRR | SSERSGSCSS | VSPPRYDKLE |
850:
KARLERYTKN | EKADKERTFD | PERVERERRI | VRKEKGEKDK | AERQKRKGKA |
900:
HSPSSQPSET | EQENDREQSP | EKPRGSTKLS | RDRADKEGPA | KNRLELVPCV |
950:
VLTRVKEKEG | KVIEHPPPEK | LKARLGRDTT | KASALDQKPQ | AAQGEPAKSD |
1000:
PARGKALREK | VLPSHAEVGE | KEGRTKLRKH | LKAEQTPELS | ALDLEKLEAR |
1050:
KRRFADSGLK | IEKQKPEIKK | TSPETEDTRI | LLKKQPDTSR | DGVLLREGES |
1100:
ERKPVRKEIL | KRESKKTKLE | RLNSALSPKD | CQDPAAVSAG | SGSRPSSDVH |
1150:
AGLGELTHGS | VETQETQPKK | AIPSKPQPKQ | LQLLENQGPE | KEEVRKNYCR |
1200:
PREEPAEHRA | GQEKPHGGNA | EEKLGIDIDH | TQSYRKQMEQ | SRRKQRMEME |
1250:
IAKAEKFGSP | KKDVDDYERR | SLVHEVGKPP | QDVTDDSPPS | KKRRTDHVDF |
1300:
DICTKRERNY | RSSRQISEDS | ERTSCSPSVR | HGSFHDDDDP | RGSPRLVSVK |
1350:
GSPKGDEKGL | PYPNAAVRDD | PLKCNPYDSG | KREQTADTAK | IKLSVLNSEG |
1400:
EPSRWDPPMK | QDPSRFDVSF | PNSVIKRDSL | RKRSVRDLEP | GEVPSDSDED |
1450:
AEHRSQSPRA | SSFYDSPRLS | FLLRDRDQKL | RERDERLASS | LERNKFYSFA |
1500:
LDKTITPDTK | ALLERAKSLS | SSREENWSFL | DWDSRFANFR | NNKDKEKVDS |
1550:
APRPIPSWYM | KKKKIRTDSE | GKLDDKKDER | REEEQERQEL | FASRFLHSSI |
1600:
FEQDSKRLQH | LERKSEESDF | PPGRLYGRQA | SEGANSTSDS | VQEPVVLFHS |
1650:
RFMELTRMQQ | KEKEKDQKPK | EAEKQEEPET | HPKTPEPAAE | TKEPEPKAPV |
1700:
SAGLPAVTIT | VVTPEPASSA | PEKAEEAAEA | PSPAGEKPAE | PAPVSEETKL |
1750:
VSEPVSVPVE | QPRQSDVPPG | EDSRDSQDSA | ALAPSAPQES | AATDAVPCVN |
1800:
AEPLTPGTTV | SQVESSVDPK | PSSPQPLSKL | TQRSEEAEEG | KVEKPDTTPS |
1850:
TEPDATQNAG | VASEAQPPAS | EDVEANPPVA | AKDRKTNKSK | RSKTSVQAAA |
1900:
ASVVEKPVTR | KSERIDREKL | KRSSSPRGEA | QKLLELKMEA | EKITRTASKS |
1950:
SGGDTEHPEP | SLPLSRSRRR | NVRSVYATMT | DHESRSPAKE | PVEQPRVTRK |
2000:
RLERELQEAV | VPPTTPRRGR | PPKTRRRAEE | DGEHERKEPA | ETPRPAEGWR |
2050:
SPRSQKSAAA | AGPQGKRGRN | EQKVEAAAEA | GAQASTREGN | PKSRGEREAA |
2100:
SEPKRDRRDP | STDKSGPDTF | PVEVLERKPP | EKTYKSKRGR | ARSTRSGMDR |
2150:
AAHQRSLEMA | ARAAGQAADK | EAGPAAASPQ | ESESPQKGSG | SSPQLANNPA |
2200:
DPDREAEEES | ASASTAPPEG | TQLARQIELE | QAVQNIAKLP | EPSAAAASKG |
2250:
TATATATAAS | EEPAPEHGHK | PAHQASETEL | AAAIGSIISD | ASGEPENFSA |
2300:
PPSVPPGSQT | HPREGMEPGL | HEAESGILET | GTATESSAPQ | VSALDPPEGS |
2350:
ADTKETRGNS | GDSVQEAKGS | KAEVTPPRKD | KGRQKTTRRR | KRNANKKVVA |
2400:
ITETRASEAE | QTQSESPAAE | EATAATPEAP | QEEKPSEKPP | SPPAECTFDP |
2450:
SKTPPAESLS | QENSAAEKTP | CKAPVLPALP | PLSQPALMDD | GPQARFKVHS |
2500:
IIESDPVTPP | SDSGIPPPTI | PLVTIAKLPP | PVIPGGVPHQ | SPPPKVTEWI |
2550:
TRQEEPRAQS | TPSPALPPDT | KASDMDTSSS | TLRKILMDPK | YVSATGVTST |
2600:
SVTTAIAEPV | SAPCLQEAPA | PPCDPKHPPL | EGVSAAAVPN | ADTQASEVPV |
2650:
AADKEKVAPV | IAPKITSVIS | RMPVSIDLEN | SQKITLAKPA | PQTLTGLVSA |
2700:
LTGLVNVSLV | PVNALKGPVK | GSVATLKGLV | STPAGPVNLL | KGPVNVLTGP |
2750:
VNVLTTPVSA | TVGTVNAAPG | PVTAACGVTA | TTGTAAVTGA | VTAPAAKGKQ |
2800:
RASSNENSRF | HPGSMSVIDD | RPADTGSGAG | LRVNTSEGVV | LLSYSGQKTE |
2850:
GPQRISAKIS | QIPPASAMDI | EFQQSVSKSQ | VKADSITPTQ | SAPKGPQTPS |
2900:
AFANVAAHST | LVLTAQTYNA | SPVISSVKTD | RPSLEKPEPI | HLSVSTPVTQ |
2950:
GGTVKVLTQG | INTPPVLVHN | QLVLTPSIVT | TNKKLADPVT | LKIETKVLQP |
3000:
ANLGPTLTPH | HPPALPSKLP | AEVNHVPSGP | STPADRTIAH | LATPKPDTHS |
3050:
PRPTGPTPGL | FPRPCHPSST | TSTALSTNAT | VMLAAGIPVP | QFISSIHPEQ |
3100:
SVIMPPHSIT | QTVSLGHLSQ | GEVRMSTPTL | PSITYSIRPE | TLHSPRAPLQ |
3150:
PQQIEARAPQ | RVGTPQPATT | GVPALATQHP | PEEEVHYHLP | VARAAAPVQS |
3200:
EVLVMQSEYR | LHPYTVPRDV | RIMVHPHVTA | VSEQPRATEG | VVKVPPANKA |
3250:
PQQLVKEAVK | TSDAKAVPAP | APVPVPVPVP | TPAPPPHGEA | RILTVTPSSQ |
3300:
LQGLPLTPPV | VVTHGVQIVH | SSGELFQEYR | YGDVRTYHAP | AQQLTHTQFP |
3350:
VASSISLASR | TKTSAQVPPE | GEPLQSTQSA | QPAPSTQATQ | PIPPAPPCQP |
3400:
SQLSQPAQPP | SGKIPQVSQE | AKGTQTGGVE | QTRLPAIPTN | RPSEPHAQLQ |
3450:
RAPVETAQPA | HPSPVSVSMK | PDLPSPLSSQ | AAPKQPLFVP | ANSGPSTPPG |
3500:
LALPHAEVQP | APKQESSPHG | TPQRPVDMVQ | LLKKYPIVWQ | GLLALKNDTA |
3550:
AVQLHFVSGN | NVLAHRSLPL | SEGGPPLRIA | QRMRLEASQL | EGVARRMTVE |
3600:
TDYCLLLALP | CGRDQEDVVS | QTESLKAAFI | TYLQAKQAAG | IINVPNPGSN |
3644:
QPAYVLQIFP | PCEFSESHLS | RLAPDLLASI | SNISPHLMIV | IASV

Vaild Sequence:
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Uniprot: