Structure of PDB 8txo Chain I

Receptor sequence
>8txoI (length=1024) Species: 562 (Escherichia coli) [Search protein sequence]
MVYSYTEKKRIRKDFGKRPQVLDVPYLLSIQLDSFQKFIEQDPEGQYGLE
AAFRSVFPIQSYSGNSELQYVSYRLGEPVFDVQECQIRGVTYSAPLRVKL
RLVIYEREAPEGTVKDIKEQEVYMGEIPLMTDNGTFVINGTERVIVSQLH
RSPGVFFDSDLSAVGRMKFNRSLLRDDIIDVMKKLIDDIDHLGNRRIRSV
GEMAENQFRVGLVRVERAVKERLSLGDLDTLMPQDMINAKPISAAVKEFF
GSSQLSQFMDQNNPLSEITHKRRISALGPGGLTRERAGFEVRDVHPTHYG
RVCPIETPEGPNIGLINSLSVYAQTNEYGFLETPYRKVTDGVVTDEIHYL
SAIEEGNYVIAQANSNLDEEGHFVEDLVTCRSKGESSLFSRDQVDYMDVS
TQQVVSVGASLIPFLEHDDANRALMGANMQRQAVPTLRADKPLVGTGMER
AVAVDSGVTAVAKRGGVVQYVDASRIVIKVNEDEMYPGEAGIDIYNLTKY
TRSNQNTCINQMPCVSLGEPVERGDVLADGPSTDLGELALGQNMRVAFMP
WNGYNFEDSILVSERVVQEDRFTTIHIQELACVSRDTKLGPEEITADIPN
VGEAALSKLDESGIVYIGAEVTGGDILVGKVTPVKDSSLRVPNGVSGTVI
DVQVFTRDGVEKDKRALEIEEMQLKQAKKDLSEELQILEAGLFSRIRAQY
DELKHEFEKKLEAKRRKITQGDDLAPGVLKIVKVYLAVKRRIQPGDKMAG
RHGNKGVISKINPIEDMPYDENGTPVDIVLNPLGVPSRMNIGQILETHLG
MAAKGIGDKINAMLKQQQEVAKLREFIQRAYDLGADVRQKVDLSTFSDEE
VMRLAENLRKGMPIATPVFDGAKEAEIKELLKLGDLPTSGQIRLYDGRTG
EQFERPVTVGYMYMLKLNHLVDDKMHARSTGSYSLVTQQPLGGKAQFGGQ
RFGEMEVWALEAYGAAYTLQEMLTVKSDDVNGRTKMYKNIVDGNHQMEPG
MPESFNVLLKEIRSLGINIELEDE
3D structure
PDB8txo Overcoming resolution attenuation during tilted cryo-EM data collection.
ChainI
Resolution3.1 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 rna I Q510 Q513 I572 K1073 H1237 Q254 Q257 I316 K755 H919
BS02 dna I R143 G507 S508 K1262 R1269 M1273 R143 G251 S252 K944 R951 M955
BS03 S9F I R678 K1073 R1106 R422 K755 R788
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

View graph for
Molecular Function
View graph for
Biological Process
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Cellular Component
External links
PDB RCSB:8txo, PDBe:8txo, PDBj:8txo
PDBsum8txo
PubMed38195598
UniProtP0A8V2|RPOB_ECOLI DNA-directed RNA polymerase subunit beta (Gene Name=rpoB)

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