Structure of PDB 8fvw Chain F

Receptor sequence

>8fvwF (length=1319) Species: 83333 (Escherichia coli K-12)

VYSYTEKKRIRKDFGKRPQVLDVPYLLSIQLDSFQKFIEQDPEGQYGLEA
AFRSVFPIQSYSGNSELQYVSYRLGEPVFDVQECQIRGVTYSAPLRVKLR
LVIYEREAPEGTVKDIKEQEVYMGEIPLMTDNGTFVINGTERVIVSQLHR
SPGVFFDSDKGKTHSSGKVLYNARIIPYRGSWLDFEFDPKDNLFVRIDRR
RKLPATIILRALNYTTEQILDLFFEKVIFEIRDNKLQMELVPERLRGETA
SFDIEANGKVYVEKGRRITARHIRQLEKDDVKLIEVPVEYIAGKVVAKDY
IDESTGELICAANMELSLDLLAKLSQSGHKRIETLFTNDLDHGPYISETL
RVDPTNDRLSALVEIYRMMRPGEPPTREAAESLFENLFFSEDRYDLSAVG
RMKFNRSLLREEIEGSGILSKDDIIDVMKKLIDIRNGKGEVDDIDHLGNR
RIRSVGEMAENQFRVGLVRVERAVKERLSLGDLDTLMPQDMINAKPISAA
VKEFFGSSQLSQFMDQNNPLSEITHKRRISALGPGGLTRERAGFEVRDVH
PTHYGRVCPIETPEGPNIGLINSLSVYAQTNEYGFLETPYRKVTDGVVTD
EIHYLSAIEEGNYVIAQANSNLDEEGHFVEDLVTCRSKGESSLFSRDQVD
YMDVSTQQVVSVGASLIPFLEHDDANRALMGANMQRQAVPTLRADKPLVG
TGMERAVAVDSGVTAVAKRGGVVQYVDASRIVIKVNEDEMYPGEAGIDIY
NLTKYTRSNQNTCINQMPCVSLGEPVERGDVLADGPSTDLGELALGQNMR
VAFMPWNGYNFEDSILVSERVVQEDRFTTIHIQELACVSRDTKLGPEEIT
ADIPNVGEAALSKLDESGIVYIGAEVTGGDILVGKVTPKVKDSSLRVPNG
VSGTVIDVQVFTRDGVEKDKRALEIEEMQLKQAKKDLSEELQILEAGLFS
RIRAVLVAGGVEAEKLDKLPRDRWLELGLTDEEKQNQLEQLAEQYDELKH
EFEKKLEAKRRKITQGDDLAPGVLKIVKVYLAVKRRIQPGDKMAGRHGNK
GVISKINPIEDMPYDENGTPVDIVLNPLGVPSRMNIGQILETHLGMAAKG
IGDKINAMLKQQQEVAKLREFIQRAYDLGADVRQKVDLSTFSDEEVMRLA
ENLRKGMPIATPVFDGAKEAEIKELLKLGDLPTSGQIRLYDGRTGEQFER
PVTVGYMYMLKLNHLVDDKMHARSTGSYSLVTQQPLGGKAQFGGQRFGEM
EVWALEAYGAAYTLQEMLTVKSDDVNGRTKMYKNIVDGNHQMEPGMPESF
NVLLKEIRSLGINIELEDE

3D structure

• PDB: 8fvw Control of transcription elongation and DNA repair by alarmone ppGpp.
• Chain: F
• Resolution: 2.1 Å

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	F	R151 R175 W183 D199 R200 I445 L538 R542	R150 R174 W182 D198 R199 I444 L537 R541
BS02	rna	F	Q510 Q513 R540 Q688 K1065 K1073 H1237 S1252 L1259	Q509 Q512 R539 Q687 K1042 K1050 H1214 S1229 L1236
BS03	dna	F	N139 R143 F514 G1261 K1262 R1269 M1273	N138 R142 F513 G1238 K1239 R1246 M1250

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

External links

• PDB: RCSB:8fvw, PDBe:8fvw, PDBj:8fvw
• PDBsum: 8fvw
• PubMed: 36997761
• UniProt: P0A8V2|RPOB_ECOLI DNA-directed RNA polymerase subunit beta (Gene Name=rpoB)