Conserved Protein Domain Family
TFIIF_beta_N

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pfam17683: TFIIF_beta_N (This model is not part of the current CDD release)
TFIIF, beta subunit N-terminus
Accurate transcription in vivo requires at least six general transcription initiation factors, in addition to RNA polymerase II. Transcription initiation factor IIF (TFIIF) is a tetramer of two beta subunits associate with two alpha subunits which interacts directly with RNA polymerase II. The beta subunit of TFIIF is required for recruitment of RNA polymerase II onto the promoter.
Statistics
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PSSM-Id: 522886
Aligned: 42 rows
Threshold Bit Score: 48.103
Created: 19-Feb-2025
Updated: 28-Apr-2025
Structure
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Aligned Rows:
PubMed ReferencesClick to see Conserved Features Help

Sequence Alignment
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Format: Row Display: Color Bits: Type Selection:
XP_011271056  74 ERKIWLVRLPRFLIEKWKe---------------sDNYFQGQD-----------LGKIKIKQN-----NVNNKApYLKMQ 122
XP_002180981  22 TNECWLIRIPQKLAEVWN------------------TVPEGTA-----------LGELEFTKGgt--vTEAGGR-TVTIK 69 
CCG84728      33 NDKVWLVKLPKFLFDKWM------------------ASAPGTE-----------LGHLKMNEA--------NRK-EMKVV 74 
XP_003063631 187 ESLSWLVKVPAFVTRAWRataealanadeiddvdaMDAEGGAEgkdgggddgdaLGEMKIAVDpf--aPPEKRQ-RHFLT 263
XP_002505524 136 EHLAWLVKVPAFVTRAWRaasdal------devseLDGGVGTEidggkvddkelLGRMRMTVDpf--aPPEKRQ-RHFLT 206
XP_001998362  22 GRGVWLVKVPKYIAQKWE------------------KAPSNMD-----------VGKLRISKT------PGQKA-QVSLS 65 
XP_020303603  19 KRGVWLVKVPRYLSEMWE-------------------KNVGHD-----------VGRLVIKAA-------NGKT-DLVFK 60 
1_pfamImport   1 NTGVWLVKVPKYLSQQWA------------------KATGRGE-----------VGKLKICKK-----RNQGKA-EVSFT 45 
XP_002490543  48 DKKVWLVRLPKFLADKWKd---------------pKNL-NGQE-----------LGKLRITQApasvnVKERPSpQVQII 100
Q6C1J3        65 ENRVWLVRLPKFLVDKWSh----------------LDEHTNKR-----------LGQVLIKENt----APGEKQ-KVSLR 112 Yarrowia lipoly...
XP_011271056 123 LNe-----------------------------NDPNFEDI------------PHNYELNMTKPTVENQYIF---NEQNVN 158
XP_002180981  70 PSlsvhvdahsvaqp-----pipstgttdpstTTSLPTSI------------PLRYSLQAMTKKIPNLHPF---TRNPQN 129
CCG84728      75 LSeevvqdn----------------ksdieeeTRPVTSDI------------PREYSLEMQNQTVTNTYVF---SEPPAR 123
XP_003063631 264 LSn-----------------------------RVSETHRV------------PAAYDMLI-NPEEQPIHVFsgaREDTAA 301
XP_002505524 207 LEd-----------------------------NVSAANRI------------PKEYDMVM-TPDDQPIHVFsdvRENTAA 244
XP_001998362  66 LTpav--------------------------lalDPDEKI------------PTEHVLDVSQVTKQTLGVFshmAPTEAT 107
XP_020303603  61 SNttlleknpsghdkeasssnsflsslsgnslSASRSNRIgfakckeanftmPNEHSFVIGDIRNQSLAVL---CEDKSG 137
1_pfamImport  46 LNeelati--------------------tdigdkSSTVKA------------PRDHPFTMQSVGGQTLAVF---TESSSG 90 
XP_002490543 101 LN------------------------------DSSENKEL------------PLRYDVNIHKRVVDNEYIF---SERNLK 135
Q6C1J3       113 LS------------------------------DTPENSEI------------PHEYELDIVKEVVNNTFVF---TEKEQK 147 Yarrowia lipoly...
XP_011271056 159 GLKRQngkqdeddntnhnggvkkedgtvtkneldnevqskkpelkpidkreaamlrrrrrfnryknrdgtdkvipfvkti 238
XP_002180981 130 GSVELlgtvsrtanlqveq-----------------------------------------------------qdkdyrqq 156
CCG84728     124 PWADRpsrsntpapeieeeeadskgaspsa------------------------------tgvdqperrraggpdrsrkn 173
XP_003063631 302 AAAAAaaataracavaaasg---------------------------------------------------ipgpvvelp 330
XP_002505524 245 AAARAaarlaaeralagrg----------------------------------------------------sgenqlslp 272
XP_001998362 108 TAAANngkengsaaa------------------------------------------------------------satpd 127
XP_020303603 138 lnedadi------------------------------------------------------------------------c 145
1_pfamImport  91 QSEEKsdssspdlsgi-----------------------------------------------------------ktgte 111
XP_002490543 136 EYKTEaneiasmpeqpelkpveteidpepp------------------------------rgfkryrdesksyvsyvkti 185
Q6C1J3       148 KEKEKekeeagssgagssssaasssa---------------------------------------gkvskpsafpfarti 188 Yarrowia lipoly...
XP_011271056 239 pkktsLIGKIAHECQITPM 257
XP_002180981 157 lkdrlMATSINANRFVKPV 175
CCG84728     174 lggqiLGGKVVHDCLVKPI 192
XP_003063631 331 rddfiLEGTVSEKFDVRPA 349
XP_002505524 273 hdefvLEGAVSEKFDVRPA 291
XP_001998362 128 seklyMEGRIVQKLECRPI 146
XP_020303603 146 sgrlsIEGRVVKRADCRPP 164
1_pfamImport 112 edkiaLEGVVVQRAECRPA 130
XP_002490543 186 pkdtaIVGTVIHECQAIPV 204
Q6C1J3       189 pkktaLAGRVIHECTVVPS 207 Yarrowia lipolytica
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