Structure of PDB 7okx Chain A

Receptor sequence

>7okxA (length=1407) Species: 9823 (Sus scrofa)

DSACPLRTIKRVQFGVLSPDELKRMSVTEGGIKYPETTEGGRPKLGGLMD
PRQGVIERTGRCQTCAGNMTECPGHFGHIELAKPVFHVGFLVKTMKVLRC
VCFFCSKLLVDSNNPKIKDILAKSKGQPKKRLTHVYDLCKGKNICEGGGC
GRYQPRIRRSGLELYAEWKHVQEKKILLSPERVHEIFKRISDEECFVLGM
EPRYARPEWMIVTVLPVPPLSVRPAVVMQGSARNQDDLTHKLADIVKINN
QLRRNEQNGAAAHVIAEDVKLLQFHVATMVDNELPGLPRAMQKSGRPLKS
LKQRLKGKEGRVRGNLMGKRVDFSARTVITPDPNLSIDQVGVPRSIAANM
TFAEIVTPFNIDRLQELVRRGNSQYPGAKYIIRDNGDRIDLRFHPKPSDL
HLQTGYKVERHMCDGDIVIFNRQPTLHKMSMMGHRVRILPWSTFRLNLSV
TTPYNADFDGDEMNLHLPQSLETRAEIQELAMVPRMIVTPQSNRPVMGIV
QDTLTAVRKFTKRDVFLERGEVMNLLMFLSTWDGKVPQPAILKPRPLWTG
KQIFSLIIPGHINCIRTHSTHPDDEDSGPYKHISPGDTKVVVENGELIMG
ILCKKSLGTSAGSLVHISYLEMGHDITRLFYSNIQTVINNWLLIEGHTIG
IGDSIADSKTYQDIQNTIKKAKQDVIEVIEKAHNNELEPTPGNTLRQTFE
NQVNRILNDARDKTGSSAQKSLSEYNNFKSMVVSGAKGSKINISQVIAVV
GQQNVEGKRIPFGFKHRTLPHFIKDDYGPESRGFVENSYLAGLTPTEFFF
HAMGGREGLIDTAVKTAETGYIQRRLIKSMESVMVKYDATVRNSINQVVQ
LRYGEDGLAGESVEFQNLATLKPSNKAFEKKFRFDYTNERALRRTLQEDL
VKDVLSNAHIQNELEREFERMREDREVLRVIFPTGDSKVVLPCNLLRMIW
NAQKIFHINPRLPSDLHPIKVVEGVKELSKKLVIVNGDDPLSRQAQENAT
LLFNIHLRSTLCSRRMAEEFRLSGEAFDWLLGEIESKFNQAIAHPGEMVG
ALAAQSLGEPATQMKNVTLGVPRLKELINISKKPKTPSLTVFLLGQSARD
AERAKDILCRLEHTTLRKVTANTAIYYDPNPQSTVVAEDQEWVNVYYISP
WLLRVELDRKHMTDRKLTMEQIAEKINAGFGDDLNCIFNKLVLRIRIMNK
MDDDVFLRCIESNMLTDMTLQGIEQISKVYMHLPQTDNKKKIIITEDGEF
KALQEWILETDGVSLMRVLSEKDVDPVRTTSNDIVEIFTVLGIEAVRKAL
ERELYHVISFDGSYVNYRHLALLCDTMTCRGHLMAITRHGVNRQDTGPLM
KCSFEETVDVLMEAAAHGESDPMKGVSENIMLGQLAPAGTGCFDLLLDAE
KCKYGME

3D structure

• PDB: 7okx Allosteric transcription stimulation by RNA polymerase II super elongation complex.
• Chain: A
• Resolution: 3.3 Å

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	rna	A	R67 V265 M266 Q267 F431 R460 D499	R58 V227 M228 Q229 F393 R422 D461
BS02	dna	A	N272 P323 Q330 K346 R358 Q461 T854 A855 Y859 R1416 E1433 E1434	N234 P285 Q292 K308 R320 Q423 T816 A817 Y821 R1338 E1355 E1356
BS03	MG	A	D495 D497 D499	D457 D459 D461
BS04	ZN	A	C71 C81 H84	C62 C72 H75
BS05	ZN	A	C111 C114 C154 C184	C102 C105 C145 C150

Gene Ontology

Molecular Function

• GO:0003677 DNA binding
• GO:0003899 DNA-directed 5'-3' RNA polymerase activity
• GO:0016779 nucleotidyltransferase activity
• GO:0046872 metal ion binding

Biological Process

• GO:0006351 DNA-templated transcription
• GO:0006366 transcription by RNA polymerase II

Cellular Component

• GO:0000428 DNA-directed RNA polymerase complex
• GO:0005634 nucleus
• GO:0031981 nuclear lumen
• GO:0032991 protein-containing complex

External links

• PDB: RCSB:7okx, PDBe:7okx, PDBj:7okx
• PDBsum: 7okx
• PubMed: 34265249
• UniProt: A0A7M4DUC2