Structure of PDB 6bjs Chain J

Receptor sequence

>6bjsJ (length=1337) Species: 83333 (Escherichia coli K-12)

EFDAIKIALASPDMIRSWSFGEVKKPETINYRTFKPERDGLFCARIFGPV
KDYECLCGKYKRLKHRGVICEKCGVEVTQTKVRRERMGHIELASPTAHIW
FLKSLPSRIGLLLDMPLRDIERVLYFESYVVIEGGMTNLERQQILTEEQY
LDALEEFGDEFDAKMGAEAIQALLKSMDLEQECEQLREELNETNSETKRK
KLTKRIKLLEAFVQSGNKPEWMILTVLPVLPPDLRPLVPLDGGRFATSDL
NDLYRRVINRNNRLKRLLDLAAPDIIVRNEKRMLQEAVDALLDNGRRGRA
ITGSNKRPLKSLADMIKGKQGRFRQNLLGKRVDYSGRSVITVGPYLRLHQ
CGLPKKMALELFKPFIYGKLELRGLATTIKAAKKMVEREEAVVWDILDEV
IREHPVLLNRAPTLHRLGIQAFEPVLIEGKAIQLHPLVCAAYNADFDGDQ
MAVHVPLTLEAQLEARALMMSTNNILSPANGEPIIVPSQDVVLGLYYMTR
DCVNAKGEGMVLTGPKEAERLYRSGLASLHARVKVRITEYEKDANGELVA
KTSLKDTTVGRAILWMIVPKGLPYSIVNQALGKKAISKMLNTCYRILGLK
PTVIFADQIMYTGFAYAARSGASVGIDDMVIPEKKHEIISEAEAEVAEIQ
EQFQSGLVTAGERYNKVIDIWAAANDRVSKAMMDNLQTETVINRDGQEEK
QVSFNSIYMMADSGARGSAAQIRQLAGMRGLMAKPDGSIIETPITANFRE
GLNVLQYFISTHGARKGLADTALKTANSGYLTRRLVDVAQDLVVTEDDCG
THEGIMMTPVIEGGDVKEPLRDRVLGRVTAEDVLKPGTADILVPRNTLLH
EQWCDLLEENSVDAVKVRSVVSCDTDFGVCAHCYGRDLARGHIINKGEAI
GVIAAQSIGEPGTQLTMRSSIQVKNKGSIKLSNVKSVVNSSGKLVITSRN
TELKLIDEFGRTKESYKVPYGAVLAKGDGEQVAGGETVANWDPHTMPVIT
EVSGFVRFTDMIDGQTITRQTDELTGLSSLVVLDSAERTAGGKDLRPALK
IVDAQGNDVLIPGTDMPAQYFLPGKAIVQLEDGVQISSGDTLARIPQITG
GLPRVADLFEARRPKEPAILAEISGIVSFGKETKGKRRLVITPVDGSDPY
EEMIPKWRQLNVFEGERVERGDVISDGPEAPHDILRLRGVHAVTRYIVNE
VQDVYRLQGVKINDKHIEVIVRQMLRKATIVNAGSSDFLEGEQVEYSRVK
IANRELEANGKVGATYSRDLLGITKASLATESFISAASFQETTRVLTEAA
VAGKRDELRGLKENVIVGRLIPAGTGYAYHQDRMRRR

3D structure

• PDB: 6bjs RNA Polymerase Accommodates a Pause RNA Hairpin by Global Conformational Rearrangements that Prolong Pausing.
• Chain: J
• Resolution: 5.5 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	J	P121 D1143 R1148 K1170	P106 D1107 R1112 K1134
BS02	dna	J	L120 S210 T262 K334 R352 A791 G794 Y795 Q1326	L105 S195 T247 K319 R337 A776 G779 Y780 Q1290
BS03	rna	J	A261 R322 D462 D464	A246 R307 D447 D449
BS04	MG	J	D460 D462 D464	D445 D447 D449
BS05	ZN	J	C72 K87 C88	C57 K72 C73
BS06	ZN	J	C814 C895 C898	C799 C880 C883

Gene Ontology

Molecular Function

• GO:0000287 magnesium ion binding
• GO:0003677 DNA binding
• GO:0003899 DNA-directed 5'-3' RNA polymerase activity
• GO:0005515 protein binding
• GO:0008270 zinc ion binding
• GO:0016779 nucleotidyltransferase activity
• GO:0034062 5'-3' RNA polymerase activity
• GO:0046872 metal ion binding

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:6bjs, PDBe:6bjs, PDBj:6bjs
• PDBsum: 6bjs
• PubMed: 29499135
• UniProt: P0A8T7|RPOC_ECOLI DNA-directed RNA polymerase subunit beta' (Gene Name=rpoC)