Structure of PDB 8g00 Chain I Binding Site BS03

Receptor Information
>8g00 Chain I (length=1316) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
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
Ligand information
>8g00 Chain R (length=47) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
gcagagguucuagcuacacccucuauaaaaaacuaaggaccacacga
..<<<<<....((......>>>>>........)).............
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB8g00 Structural basis for control of bacterial RNA polymerase pausing by a riboswitch and its ligand.
Resolution3.4 Å
Binding residue
(original residue number in PDB)		Q510 Q513 R540 P564 R687 Q688 N856 K1073 H1237 S1250 Y1251 K1306
Binding residue
(residue number reindexed from 1)		Q509 Q512 R539 P563 R686 Q687 N855 K1048 H1212 S1225 Y1226 K1281
Enzymatic activity
Enzyme Commision number 2.7.7.6: DNA-directed RNA polymerase.
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
View graph for
Cellular Component
External links
PDB RCSB:8g00, PDBe:8g00, PDBj:8g00
PDBsum8g00
PubMed37264140
UniProtP0A8V2|RPOB_ECOLI DNA-directed RNA polymerase subunit beta (Gene Name=rpoB)

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