Structure of PDB 1y77 Chain B

Receptor sequence
>1y77B (length=1112) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence]
DESAPITAEDSWAVISAFFREKGLVSQQLDSFNQFVDYTLQDIICEDSTL
IISFGKIYVTKPMVNESDGVTHALYPQEARLRNLTYSSGLFVDVKKKVFI
GRLPIMLRSKNCYLSEATESDLYKLKECPFDMGGYFIINGSEKVLIAQER
SAGNIVQVFKKAAPSPISHVAEIRSALEKGSRFISTLQVKLYGREGSSAR
TIKATLPYIKQDIPIVIIFRALGIIPDGEILEHICYDVNDWQMLEMLKPC
VEDGFVIQDRETALDFIGKEKRIQYAKDILQKEFLPHITQLEGFESRKAF
FLGYMINRLLLCALDRKDQDDRDHFGKKRLDLAGPLLAQLFKTLFKKLTK
DIFRYMQRTVELAINAKTITSGLKYALATGNWGEQKKAMSSRAGVSQVLN
RYTYSSTLSHLRRTNTPIGRDGKLAKPRQLHNTHWGLVCPAETPEGQACG
LVKNLSLMSCISVGTDPMPIITFLSEWGMEPLEDYVPHQSPDATRVFVNG
VWHGVHRNPARLMETLRTLRRKGDINPEVSMIRDIREKELKIFTDAGRVY
RPLFIVEDDESLGHKELKVRKGHIAKLMATEYQDEYTWSSLLNEGLVEYI
DAEEEESILIAMQPEDLEPAEADVDPAKRIRVSHHATTFTHCEIHPSMIL
GVAASIIPFPDHNQSPRNTYQSAMGKQAMGVFLTNYNVRMDTMANILYYP
QKPLGTTRAMEYLKFRELPAGQNAIVAIACYSGYNQEDSMIMNQSSIDRG
LFRSLFFRSYMDQEKKYGMSITETFEKPQRTNTLRMKHGTYDKLDDDGLI
APGVRVSGEDVIIGKTTPISSKRDASTPLRSTENGIVDQVLVTTNQDGLK
FVKVRVRTTKIPQIGDKFASRHGQKGTIGITYRREDMPFTAEGIVPDLII
NPHAIPSRMTVAHLIECLLSKVAALSGNEGDASPFTDITVEGISKLLREH
GYQSRGFEVMYNGHTGKKLMAQIFFGPTYYQRLRHMVDDKIHARARGPMQ
VLTRQPVEGRSRDGGLRFGEMERDCMIAHGAASFLKERLMEASDAFRVHI
CGICGLMTVIAKLNHNQFECKGCDNKIDIYQIHIPYAAKLLFQELMAMNI
TPRLYTDRSRDF
3D structure
PDB1y77 Complete RNA Polymerase II Elongation Complex Structure and Its Interactions with NTP and TFIIS
ChainB
Resolution4.5 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D837
Catalytic site (residue number reindexed from 1) D738
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 B A462 D505 T791 M792 R857 R942 R1122 R1129 M1133 A378 D421 T692 M693 R758 R830 R1010 R1017 M1021
BS02 rna B A477 Q481 Q776 K979 A393 Q397 Q677 K867
BS03 ZN B C1163 C1185 C1051 C1073
BS04 G2P B R766 R1020 R667 R908
Gene Ontology
Molecular Function
GO:0001055 RNA polymerase II activity
GO:0003677 DNA binding
GO:0003729 mRNA binding
GO:0003899 DNA-directed 5'-3' RNA polymerase activity
GO:0003968 RNA-dependent 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
Biological Process
GO:0001172 RNA-templated transcription
GO:0006351 DNA-templated transcription
GO:0006366 transcription by RNA polymerase II
GO:0006367 transcription initiation at RNA polymerase II promoter
GO:0006368 transcription elongation by RNA polymerase II
Cellular Component
GO:0000428 DNA-directed RNA polymerase complex
GO:0005634 nucleus
GO:0005654 nucleoplasm
GO:0005665 RNA polymerase II, core complex
GO:0005739 mitochondrion
GO:0010494 cytoplasmic stress granule

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1y77, PDBe:1y77, PDBj:1y77
PDBsum1y77
PubMed15610738
UniProtP08518|RPB2_YEAST DNA-directed RNA polymerase II subunit RPB2 (Gene Name=RPB2)

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