Structure of PDB 8ehf Chain I

Receptor sequence
>8ehfI (length=1316) Species: 562 (Escherichia coli) [Search protein sequence]
VYSYTEKKRIRKDFGKRPQVLDVPYLLSIQLDSFQKFIEQDPEGQYGLEA
AFRSVFPIQSYSGNSELQYVSYRLGEPVFDVQECQIRGVTYSAPLRVKLR
LVIYEREAPEGTVKDIKEQEVYMGEIPLMTDNGTFVINGTERVIVSQLHR
SPGVFFDSDKGKTHSSGKVLYNARIIPYRGSWLDFEFDPKDNLFVRIDRR
RKLPATIILRALNYTTEQILDLFFEKVIFEIRDNKLQMELVPERLRGETA
SFDIEANGKVYVEKGRRITARHIRQLEKDDVKLIEVPVEYIAGKVVAKDY
IDESTGELICAANMELSLDLLAKLSQSGHKRIETLFTNDLDHGPYISETL
RVDPTNDRLSALVEIYRMMRPGEPPTREAAESLFENLFFSEDRYDLSAVG
RMKFNRSLLREEIEGSGILSKDDIIDVMKKLIDIRNGKGEVDDIDHLGNR
RIRSVGEMAENQFRVGLVRVERAVKERLSLGDLDTLMPQDMINAKPISAA
VKEFFGSSQLSQFMDQNNPLSEITHKRRISALGPGGLTRERAGFEVRDVH
PTHYGRVCPIETPEGPNIGLINSLSVYAQTNEYGFLETPYRKVTDGVVTD
EIHYLSAIEEGNYVIAQANSNLDEEGHFVEDLVTCRSKGESSLFSRDQVD
YMDVSTQQVVSVGASLIPFLEHDDANRALMGANMQRQAVPTLRADKPLVG
TGMERAVAVDSGVTAVAKRGGVVQYVDASRIVIKVNEDEMYPGEAGIDIY
NLTKYTRSNQNTCINQMPCVSLGEPVERGDVLADGPSTDLGELALGQNMR
VAFMPWNGYNFEDSILVSERVVQEDRFTTIHIQELACVSRDTKLGPEEIT
ADIPNVGEAALSKLDESGIVYIGAEVTGGDILVGKVTPKDSSLRVPNGVS
GTVIDVQVFTRDGVEKDKRALEIEEMQLKQAKKDLSEELQILEAGLFSRI
RAVLVAGGVEAEKLDKLPRDRWLELGLTDEEKQNQLEQLAEQYDELKHEF
EKKLEAKRRKITQGDDLAPGVLKIVKVYLAVKRRIQPGDKMAGRHGNKGV
ISKINPIEDMPYDENGTPVDIVLNPLGVPSRMNIGQILETHLGMAAKGIG
DKINAMLKQQQEVAKLREFIQRAYDLGADVRQKVDLSTFSDEEVMRLAEN
LRKGMPIATPVFDGAKEAEIKELLKLGDLPTSGQIRLYDGRTGEQFERPV
TVGYMYMLKLNHLVDDKMHARSTGSYSLVTQQPLGGKAQFGGQRFGEMEV
WALEAYGAAYTLQEMLTVKSDDVNGRTKMYKNIVDGNHQMEPGMPESFNV
LLKEIRSLGINIELED
3D structure
PDB8ehf An ensemble of interconverting conformations of the elemental paused transcription complex creates regulatory options.
ChainI
Resolution3.3 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.7.7.6: DNA-directed RNA polymerase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 dna I W183 D199 R200 I445 R542 V547 W182 D198 R199 I444 R541 V546
BS02 dna I F514 G1261 K1262 R1269 F513 G1236 K1237 R1244
BS03 rna I Q510 R540 Q688 K1073 Q509 R539 Q687 K1048
BS04 4QM I Q46 Y47 S398 A399 V400 E458 E461 E583 Y584 Q45 Y46 S397 A398 V399 E457 E460 E582 Y583
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003899 DNA-directed 5'-3' RNA polymerase activity
GO:0005515 protein binding
GO:0016779 nucleotidyltransferase activity
GO:0032549 ribonucleoside binding
GO:0034062 5'-3' RNA polymerase activity
Biological Process
GO:0006351 DNA-templated transcription
GO:0006352 DNA-templated transcription initiation
GO:0006879 intracellular iron ion homeostasis
GO:0009408 response to heat
GO:0031564 transcription antitermination
GO:0032784 regulation of DNA-templated transcription elongation
GO:0036460 cellular response to cell envelope stress
GO:0042128 nitrate assimilation
GO:0044780 bacterial-type flagellum assembly
GO:0046677 response to antibiotic
GO:0048870 cell motility
GO:0071973 bacterial-type flagellum-dependent cell motility
GO:0090605 submerged biofilm formation
GO:2000142 regulation of DNA-templated transcription initiation
Cellular Component
GO:0000345 cytosolic DNA-directed RNA polymerase complex
GO:0000428 DNA-directed RNA polymerase complex
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0008023 transcription elongation factor complex
GO:0016020 membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:8ehf, PDBe:8ehf, PDBj:8ehf
PDBsum8ehf
PubMed36795753
UniProtP0A8V2|RPOB_ECOLI DNA-directed RNA polymerase subunit beta (Gene Name=rpoB)

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