20210801 20180803 20180328 20210801 IID00121 Upstream stimulatory factor 1 Major late transcription factor 1 Class B basic helix-loop-helix protein 11 Homo sapiens 310 P22415 B2RBZ4 Q5SY46 Q7Z5Y1 Transcription factor that binds to a symmetrical DNA sequence (E-boxes) (5'-CACGTG-3') that is found in a variety of viral and cellular promoters. Nucleus. SL-0191 unkown MKGQQKTAETEEGTVQIQEGAVATGEDPTSVAIASIQSAATFPDPNVKYVFRTENGGQVMYRVIQVSEGQLDGQTEGTGAISGYPATQSMTQAVIQGAFTSDDAVDTEGTAAETHYTYFPSTAVGDGAGGTTSGSTAAVVTTQGSEALLGQATPPGTGQFFVMMSPQEVLQGGSQRSIAPRTHPYSPKSEAPRTTRDEKRRAQHNEVERRRRDKINNWIVQLSKIIPDCSMESTKSGQSKGGILSKACDYIQELRQSNHRLSEELQGLDQLQLDNDVLRQQVEDLKNKNLLLRAQLRHHGLEVVIKNDSN 1 1an4A 197 260 order 1 2 1an4B 197 260 order 1 3 197 260 disorder 2 1 1an4 X-RAY 277.00K 4.8 8306960 A.R.FERRE-D'AMARE,P.POGNONEC,R.G.ROEDER,S.K.BURLEY STRUCTURE AND FUNCTION OF THE B/HLH/Z DOMAIN OF USF. 1994 EMBO J. 13 180 x-ray 1an4 A 197 260 96 0 x-ray 1an4 B 197 260 96 0 1 1an4_1 1791 Homo dimer 1an4B P22415 IID00121 1an4A P22415 IID00121 1an4B-1an4A 2 none CD 8306960 A.R.FERRE-D'AMARE,P.POGNONEC,R.G.ROEDER,S.K.BURLEY STRUCTURE AND FUNCTION OF THE B/HLH/Z DOMAIN OFUSF. 1994 EMBO J. 13 180 ProS 1 verified 1,2 197 260 3 197 260 This region is ordered in the complex with DNA. 197-260 1-196,261-310 341 PF00010 200->254 7.4e-21 Helix-loop-helix DNA-binding domain hmm pfm 3261 1hloA_ 192->268 1.6e-20 hmm scp 5605 PF00010 201->254 2e-07 Helix-loop-helix DNA-binding domain rps pfm 8180 1an4A1 197->260 3e-30 rps scp