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structure nameHUMAN TFIIB-RELATED FACTOR 2 (BRF2) AND TBP BOUND TO TRNAU1 PROMOTER
(TRANSCRIPTION FACTOR IIIB 50 KDA SUBUNIT)
referenceGuthertz et al. 'Cell(Cambridge,Mass.)' 163 1375 2015
sourceHOMO SAPIENS
experimentX-ray (resolution=2.70, R-factor=0.203)
structural superfamilyCyclin-like;
multimeric complexes4roc_AB 4rod_AB 4roe_AB 5n9g_AC 5n9g_FH 8iue_34BEPUVW 8iuh_1I 8iuh_OQ
reference complex8ity_V
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureARY

Estimated binding specificities ?

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# IC=4.046 IC/col=0.253 n_of_columns=16 specificity:   
A |   9  69   9  24  24  24  24  24  24  24  24  24  24  24   0   0
C |  69   9  11  24  24  24  24  24  24  24  24  24  24  24   0  96
G |   9   9  67  24  24  24  24  24  24  24  24  24  24  24   0   0
T |   9   9   9  24  24  24  24  24  24  24  24  24  24  24  96   0
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updated Sun Jun 28 11:10:21 2026