Structure of PDB 3i4m Chain A

Receptor sequence
>3i4mA (length=1429) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence]
VGQQYSSAPLRTVKEVQFGLFSPEEVRAISVAKIRFPETMDETQTRAKIG
GLNDPRLGSIDRNLKCQTCQEGMNECPGHFGHIDLAKPVFHVGFIAKIKK
VCECVCMHCGKLLLDEHNELMRQALAIKDSKKRFAAIWTLCKTKMVCETD
VPSEDDPTQLVSRGGCGNTQPTIRKDGLKLVGSWKKDRATGDADEPELRV
LSTEEILNIFKHISVKDFTSLGFNEVFSRPEWMILTCLPVPPPPVRPSIS
FNESQRGEDDLTFKLADILKANISLETLEHNGAPHHAIEEAESLLQFHVA
TYMDNDIAGQPQALQKSGRPVKSIRARLKGKEGRIRGNLMGKRVDFSART
VISGDPNLELDQVGVPKSIAKTLTYPEVVTPYNIDRLTQLVRNGPNEHPG
AKYVIRDSGDRIDLRYSKRAGDIQLQYGWKVERHIMDNDPVLFNRQPSLH
KMSMMAHRVKVIPYSTFRLNLSVTSPYNADFDGDEMNLHVPQSEETRAEL
SQLCAVPLQIVSPQSNKPCMGIVQDTLCGIRKLTLRDTFIELDQVLNMLY
WVPDWDGVIPTPAIIKPKPLWSGKQILSVAIPNGIHLQRFDEGTTLLSPK
DNGMLIIDGQIIFGVVEKKTVGSSNGGLIHVVTREKGPQVCAKLFGNIQK
VVNFWLLHNGFSTGIGDTIADGPTMREITETIAEAKKKVLDVTKEAQANL
LTAKHGMTLRESFEDNVVRFLNEARDKAGRLAEVNLKDLNNVKQMVMAGS
KGSFINIAQMSACVGQQSVEGKRIAFGFVDRTLPHFSKDDYSPESKGFVE
NSYLRGLTPQEFFFHAMGGREGLIDTAVKTAETGYIQRRLVKALEDIMVH
YDNTTRNSLGNVIQFIYGEDGMDAAHIEKQSLDTIGGSDAAFEKRYRVDL
LNTDHTLDPSLLESGSEILGDLKLQVLLDEEYKQLVKDRKFLREVFVDGE
ANWPLPVNIRRIIQNAQQTFHIDHTKPSDLTIKDIVLGVKDLQENLLVLR
GKNEIIQNAQRDAVTLFCCLLRSRLATRRVLQEYRLTKQAFDWVLSNIEA
QFLRSVVHPGEMVGVLAAQSIGEPATQMTLKVTSGVPRLKEILNVAKNMK
TPSLTVYLEPGHAADQEQAKLIRSAIEHTTLKSVTIASEIYYDPDPRSTV
IPEDEEIIQLHFSLLDEQQSPWLLRLELDRAAMNDKDLTMGQVGERIKQT
FKNDLFVIWSEDNDEKLIIRCRVVRPKAEEDHMLKKIENTMLENITLRGV
ENIERVVMMKYDRKVPSPTGEYVKEPEWVLETDGVNLSEVMTVPGIDPTR
IYTNSFIDIMEVLGIEAGRAALYKEVYNVIASDGSYVNYRHMALLVDVMT
TQGGLTSVTRHGFNRSNTGALMRCSFEETVEILFEAGASAELDDCRGVSE
NVILGQMAPIGTGAFDVMIDEESLVKYMP
3D structure
PDB3i4m Molecular basis of transcriptional mutagenesis at 8-oxoguanine
ChainA
Resolution3.7 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) D480 D482 D484
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 A R320 R337 R350 Q447 T831 A832 Y836 E1403 E1407 R319 R336 R349 Q446 T830 A831 Y835 E1377 E1381
BS02 rna A I250 R320 K323 D481 D483 D485 I249 R319 K322 D480 D482 D484
BS03 MG A D481 D483 D485 D480 D482 D484
BS04 ZN A C107 C110 C148 C167 C106 C109 C147 C166
BS05 ZN A C70 C77 H80 C69 C76 H79
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:3i4m, PDBe:3i4m, PDBj:3i4m
PDBsum3i4m
PubMed19758983
UniProtP04050|RPB1_YEAST DNA-directed RNA polymerase II subunit RPB1 (Gene Name=RPO21)

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