Structure of PDB 2yu9 Chain A

Receptor sequence
>2yu9A (length=1411) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence]
GQQYSSAPLRTVKEVQFGLFSPEEVRAISVAKIRFPETMDETQTRAKIGG
LNDPRLGSIDRNLKCQTCQEGMNECPGHFGHIDLAKPVFHVGFIAKIKKV
CECVCMHCGKLLLDEHNELMRQALAIKDSKKRFAAIWTLCKTKMVCETDV
PSLVSRGGCGNTQPTIRKDGLKLVGSWKLRVLSTEEILNIFKHISVKDFT
SLGFNEVFSRPEWMILTCLPVPPPPVRPSISFNESQRGEDDLTFKLADIL
KANISLETLEHNGAPHHAIEEAESLLQFHVATYMDNDIAGQPQALQKSGR
PVKSIRARLKGKEGRIRGNLMGKRVDFSARTVISGDPNLELDQVGVPKSI
AKTLTYPEVVTPYNIDRLTQLVRNGPNEHPGAKYVIRDSGDRIDLRYSKR
AGDIQLQYGWKVERHIMDNDPVLFNRQPSLHKMSMMAHRVKVIPYSTFRL
NLSVTSPYNADFDGDEMNLHVPQSEETRAELSQLCAVPLQIVSPQSNKPC
MGIVQDTLCGIRKLTLRDTFIELDQVLNMLYWVPDWDGVIPTPAIIKPKP
LWSGKQILSVAIPNGIHLQRFDEGTTLLSPKDNGMLIIDGQIIFGVVEKK
TVGSSNGGLIHVVTREKGPQVCAKLFGNIQKVVNFWLLHNGFSTGIGDTI
ADGPTMREITETIAEAKKKVLDVTKEAQANLLTAKHGMTLRESFEDNVVR
FLNEARDKAGRLAEVNLKDLNNVKQMVMAGSKGSFINIAQMSACVGQQSV
EGKRIAFGFVDRTLPHFSKDDYSPESKGFVENSYLRGLTPQEFFFHAMGG
REGLIDTAVKTAETGYIQRRLVKALEDIMVHYDNTTRNSLGNVIQFIYGE
DGMDAAHIEKQSLDTIGGSDAAFEKRYRVDLLNTDHTLDPSLLESGSEIL
GDLKLQVLLDEEYKQLVKDRKFLREVFVDGEANWPLPVNIRRIIQNAQQT
FHIDHTKPSDLTIKDIVLGVKDLQENLLVLRGKNEIIQNAQRDAVTLFCC
LLRSRLATRRVLQEYRLTKQAFDWVLSNIEAQFLRSVVHPGEMVGVLAAQ
SIGEPATQMTLNTFHFAGVASKKVTSGVPRLKEILNVAKNMKTPSLTVYL
EPGHAADQEQAKLIRSAIEHTTLKSVTIASEIYYDPDPRSTVIPEDEEII
QLHFSLQQSPWLLRLELDRAAMNDKDLTMGQVGERIKQTFKNDLFVIWSE
DNDEKLIIRCRVVRAEEDHMLKKIENTMLENITLRGVENIERVVMMKYDR
KVPSPTGEYVKEPEWVLETDGVNLSEVMTVPGIDPTRIYTNSFIDIMEVL
GIEAGRAALYKEVYNVIASDGSYVNYRHMALLVDVMTTQGGLTSVTRHGF
NRSNTGALMRCSFEETVEILFEAGASAELDDCRGVSENVILGQMAPIGTG
AFDVMIDEESL
3D structure
PDB2yu9 Structural Basis of Transcription: Role of the Trigger Loop in Substrate Specificity and Catalysis
ChainA
Resolution3.4 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 H1085
Catalytic site (residue number reindexed from 1) D461 D463 D465 H1065
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 F252 R446 D485 F232 R426 D465
BS02 dna A K317 K332 R337 R350 Q447 G835 R1386 E1404 K297 K312 R317 R330 Q427 G815 R1347 E1365
BS03 ZN A C107 C110 C148 C167 C105 C108 C146 C159
BS04 ZN A C67 C70 C77 H80 C65 C68 C75 H78
BS05 MG A D481 D483 D485 D461 D463 D465
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:2yu9, PDBe:2yu9, PDBj:2yu9
PDBsum2yu9
PubMed17129781
UniProtP04050|RPB1_YEAST DNA-directed RNA polymerase II subunit RPB1 (Gene Name=RPO21)

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