Structure of PDB 7obb Chain B

Receptor sequence
>7obbB (length=1130) Species: 9606 (Homo sapiens) [Search protein sequence]
MDPGSRWRNLPSGPSLKHLTDPSYGIPREQQKAALQELTRAHVESFNYAV
HEGLGLAVQAIPPFEFAFKDERISFTILDAVISPPTVPKGTICKEANVYP
AECRGRRSTYRGKLTADINWAVNGISKGIIKQFLGYVPIMVKSKLCNLRN
LPPQALIEHHEEAEEMGGYFIINGIEKVIRMLIMPRRNFPIAMIRPKWKT
RGPGYTQYGVSMHCVREEHSAVNMNLHYLENGTVMLNFIYRKELFFLPLG
FALKALVSFSDYQIFQELIKGKEDDSFLRNSVSQMLRIVMEEGCSTQKQV
LNYLGECFRVKLNVPDWYPNEQAAEFLFNQCICIHLKSNTEKFYMLCLMT
RKLFALAKGECMEDNPDSLVNQEVLTPGQLFLMFLKEKLEGWLVSIKIAF
DKKAQKTSVSMNTDNLMRIFTMGIDLTKPFEYLFATGNLRSKTGLGLLQD
SGLCVVADKLNFIRYLSHFRCVHRGADFAKMRTTTVRRLLPESWGFLCPV
HTPDGEPCGLMNHLTAVCEVVTQFVYTASIPALLCNLGVTPIDGAPHRSY
SECYPVLLDGVMVGWVDKDLAPGIADSLRHFKVLREKRIPPWMEVVLIPM
TGKPSLYPGLFLFTTPCRLVRPVQNLALGKEELIGTMEQIFMNVAIFEDE
VFAGVTTHQELFPHSLLSVIANFIPFSDHNQSPRNMYQCQMGKQTMGFPL
LTYQDRSDNKLYRLQTPQSPLVRPSMYDYYDMDNYPIGTNAIVAVISYTG
YDMEDAMIVNKASWERGFAHGSVYKSEFIDLSEKIKQGDSSLVFGIKPGD
PRVLQKLDDDGLPFIGAKLQYGDPYYSYLNLNTGESFVMYYKSKENCVVD
NIKVCSNDTGSGKFKCVCITMRVPRNPTIGDKFASRHGQKGILSRLWPAE
DMPFTESGMVPDILFNPHGFPSRMTIGMLIESMAGKSAALHGLCHDATPF
IFSEENSALEYFGEMLKAAGYNFYGTERLYSGISGLELEADIFIGVVYYQ
RLRHMVQVRTTGARDRVTNQPIGGRNVQGGIRFGEMERDALLAHGTSFLL
HDRLFNCSDRSVAHVCVKCGSLLSPLLEKPPPSWSAMRNRKYNCTLCSRS
DTIDTVSVPYVFRYFVAELAAMNIKVKLDV
3D structure
PDB7obb Cryo-EM structures of human RNA polymerase I.
ChainB
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 ZN B C1070 C1073 C1066 C1069
Gene Ontology
Molecular Function
GO:0001054 RNA polymerase I activity
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:0032549 ribonucleoside binding
GO:0034062 5'-3' RNA polymerase activity
GO:0046872 metal ion binding
GO:0071667 DNA/RNA hybrid binding
Biological Process
GO:0006351 DNA-templated transcription
GO:0006360 transcription by RNA polymerase I
GO:0007566 embryo implantation
GO:0009303 rRNA transcription
GO:0014029 neural crest formation
GO:0017126 nucleologenesis
Cellular Component
GO:0000428 DNA-directed RNA polymerase complex
GO:0001650 fibrillar center
GO:0005634 nucleus
GO:0005654 nucleoplasm
GO:0005694 chromosome
GO:0005730 nucleolus
GO:0005736 RNA polymerase I complex
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:7obb, PDBe:7obb, PDBj:7obb
PDBsum7obb
PubMed34887565
UniProtQ9H9Y6|RPA2_HUMAN DNA-directed RNA polymerase I subunit RPA2 (Gene Name=POLR1B)

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