Structure of PDB 1uvk Chain A

Receptor sequence

>1uvkA (length=664) Species: 10879 (Cystovirus phi6)

PRRAPAFPLSDIKAQMLFANNIKAQQASKRSFKEGAIETYEGLLSVDPRF
LSFKNELSRYLTDHFPANVDEYGRVYGNGVRTNFFGMRHMNGFPMIPATW
PLASNLKKRADADLADGPVSERDNLLFRAAVRLMFSDLEPVPLKIRKGSS
TCIPYFSNDMGTKIEIAERALEKAEEAGNLMLQGKFDDAYQLHQMGGAYY
VVYRAQSTDAITLDPKTGKFVSKDRMVADFEYAVTGGEQGSLFAASKDAS
RLKEQYGIDVPDGFFCERRRTAMGGPFALNAPIMAVAQPVRNKIYSKYAY
TFHHTTRLNKEEKVKEWSLCVATDVSDHDTFWPGWLRDLICDELLNMGYA
PWWVKLFETSLKLPVYVGAPAPEQGHTLLGDPSNPDLEVGLSSGQGATDL
MGTLLMSITYLVMQLDHTAPHLNSRIKDMPSACRFLDSYWQGHEEIRQIS
KSDDAMLGWTKGRALVGGHRLFEMLKEGKVNPSPYMKISYEHGGAFLGDI
LLYDSRREPGSAIFVGNINSMLNNQFSPEYGVQSGVRDRSKRKRPFPGLA
WASMKDTYGACPIYSDVLEAIERCWWNAFGESYRAYREDMLKRDTLELSR
YVASMARQAGLAELTPIDLEVLADPNKLQYKWTEADVSANIHEVLMHGVS
VEKTERFLRSVMPR

3D structure

• PDB: 1uvk The structural basis for RNA specificity and Ca2+ inhibition of an RNA-dependent RNA polymerase.
• Chain: A
• Resolution: 2.45 Å

Enzymatic activity

• Enzyme Commision number: 2.7.7.48: RNA-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	MN	A	D454 E491 A495	D454 E491 A495
BS02	POP	A	R225 R268	R225 R268
BS03	G	A	Q206 R270	Q206 R270
BS04	GTP	A	R204 S520 N524 E529 Y630	R204 S520 N524 E529 Y630

Gene Ontology

Molecular Function

• GO:0000166 nucleotide binding
• GO:0003723 RNA binding
• GO:0003968 RNA-dependent RNA polymerase activity
• GO:0034062 5'-3' RNA polymerase activity
• GO:0046872 metal ion binding
• GO:0050265 RNA uridylyltransferase activity

Biological Process

• GO:0001172 RNA-templated transcription
• GO:0006351 DNA-templated transcription
• GO:0019079 viral genome replication
• GO:0039694 viral RNA genome replication

Cellular Component

• GO:0044423 virion component

External links

• PDB: RCSB:1uvk, PDBe:1uvk, PDBj:1uvk
• PDBsum: 1uvk
• PubMed: 14962391
• UniProt: P11124|RDRP_BPPH6 RNA-directed RNA polymerase (Gene Name=P2)