Structure of PDB 4x6a Chain A

Receptor sequence
>4x6aA (length=1395) Species: 559292 (Saccharomyces cerevisiae S288C) [Search protein sequence]
GQQYSSAPLRTVKEVQFGLFSPEEVRAISVAKIRFPETMDETQTRAKIGG
LNDPRLGSIDRNLKCQTCQEGMNECPGHFGHIDLAKPVFHVGFIAKIKKV
CECVCMHCGKLLLDEHNELMRQALAIKDSKKRFAAIWTLCKTKMVCETDV
PSLVSRGGCGNTQPTIRKDGLKLVGSWKLRVLSTEEILNIFKHISVKDFT
SLGFNEVFSRPEWMILTCLPVPPPPVRPSISFNESQRGEDDLTFKLADIL
KANISLETLEHNGAPHHAIEEAESLLQFHVATYMDNDIAGQPQALQKSGR
PVKSIRARLKGKEGRIRGNLMGKRVDFSARTVISGDPNLELDQVGVPKSI
AKTLTYPEVVTPYNIDRLTQLVRNGPNEHPGAKYVIRDSGDRIDLRYSKR
AGDIQLQYGWKVERHIMDNDPVLFNRQPSLHKMSMMAHRVKVIPYSTFRL
NLSVTSPYNADFDGDEMNLHVPQSEETRAELSQLCAVPLQIVSPQSNKPC
MGIVQDTLCGIRKLTLRDTFIELDQVLNMLYWVPDWDGVIPTPAIIKPKP
LWSGKQILSVAIPNGIHLQRFDEGTTLLSPKDNGMLIIDGQIIFGVVEKK
TVGSSNGGLIHVVTREKGPQVCAKLFGNIQKVVNFWLLHNGFSTGIGDTI
ADGPTMREITETIAEAKKKVLDVTKEAQANLLTAKHGMTLRESFEDNVVR
FLNEARDKAGRLAEVNLKDLNNVKQMVMAGSKGSFINIAQMSACVGQQSV
EGKRIAFGFVDRTLPHFSKDDYSPESKGFVENSYLRGLTPQEFFFHAMGG
REGLIDTAVKTAETGYIQRRLVKALEDIMVHYDNTTRNSLGNVIQFIYGE
DGMDAAHIEKQSLDTIGGSDAAFEKRYRVDLLNTDHTLDPSLLESGSEIL
GDLKLQVLLDEEYKQLVKDRKFLREVFVDGEANWPLPVNIRRIIQNAQQT
FHIDHTKPSDLTIKDIVLGVKDLQENLLVLRGKNEIIQNAQRDAVTLFCC
LLRSRLATRRVLQEYRLTKQAFDWVLSNIEAQFLRSVVHPGEMVGVLAAQ
SIGEPATQMTLKKVTSGVPRLKEILNVAKNMKTPSLTVYLEPGHAADQEQ
AKLIRSAIEHTTLKSVTIASEIYYDPDPRSTVIPEDEEIIQLHFSLQQSP
WLLRLELDRAAMNDKDLTMGQVGERIKQTFKNDLFVIWSEDNDEKLIIRC
RVVAEEDHMLKKIENTMLENITLRGVENIERVVMMKYDRKVPSPTGEYVK
EPEWVLETDGVNLSEVMTVPGIDPTRIYTNSFIDIMEVLGIEAGRAALYK
EVYNVIASDGSYVNYRHMALLVDVMTTQGGLTSVTRHGFNRSNTGALMRC
SFEETVEILFEAGASAELDDCRGVSENVILGQMAPIGTGAFDVMI
3D structure
PDB4x6a Mechanism of RNA polymerase II bypass of oxidative cyclopurine DNA lesions.
ChainA
Resolution3.96 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D481 D483 D485
Catalytic site (residue number reindexed from 1) D461 D463 D465
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 A R446 N479 D481 D483 D485 R426 N459 D461 D463 D465
BS02 dna A K332 R344 Q447 K312 R324 Q427
BS03 ZN A C67 C70 C77 H80 C65 C68 C75 H78
Gene Ontology
Molecular Function
GO:0001055 RNA polymerase II activity
GO:0003677 DNA 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: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
GO:0019985 translesion synthesis
Cellular Component
GO:0000428 DNA-directed RNA polymerase complex
GO:0005634 nucleus
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:4x6a, PDBe:4x6a, PDBj:4x6a
PDBsum4x6a
PubMed25605892
UniProtP04050|RPB1_YEAST DNA-directed RNA polymerase II subunit RPB1 (Gene Name=RPO21)

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