Structure of PDB 3b9j Chain K

Receptor sequence
>3b9jK (length=747) Species: 9913 (Bos taurus) [Search protein sequence]
DTVGRPLPHLAAAMQASGEAVYCDDIPRYENELFLRLVTSTRAHAKIKSI
DVSEAQKVPGFVCFLSADDIPGSNETGLFNDETVFAKDTVTCVGHIIGAV
VADTPEHAERAAHVVKVTYEDLPAIITIEDAIKNNSFYGSELKIEKGDLK
KGFSEADNVVSGELYIGGQDHFYLETHCTIAIPKGEEGEMELFVSTQNAM
KTQSFVAKMLGVPVNRILVRVKRMGGGFGGKETRSTLVSVAVALAAYKTG
HPVRCMLDRNEDMLITGGRHPFLARYKVGFMKTGTIVALEVDHYSNAGNS
RDLSHSIMERALFHMDNCYKIPNIRGTGRLCKTNLSSNTAFRGFGGPQAL
FIAENWMSEVAVTCGLPAEEVRWKNMYKEGDLTHFNQRLEGFSVPRCWDE
CLKSSQYYARKSEVDKFNKENCWKKRGLCIIPTKFGISFTVPFLNQAGAL
IHVYTDGSVLVSHGGTEMGQGLHTKMVQVASKALKIPISKIYISETSTNT
VPNSSPTAASVSTDIYGQAVYEACQTILKRLEPFKKKNPDGSWEDWVMAA
YQDRVSLSTTGFYRTPNLGYSFETNSGNAFHYFTYGVACSEVEIDCLTGD
HKNLRTDIVMDVGSSLNPAIDIGQVEGAFVQGLGLFTLEELHYSPEGSLH
TRGPSTYKIPAFGSIPTEFRVSLLRDCPNKKAIYASKAVGEPPLFLGASV
FFAIKDAIRAARAQHTTKELFRLDSPATPEKIRNACVDKFTTLCVTG
3D structure
PDB3b9j Substrate orientation in xanthine oxidase: crystal structure of enzyme in reaction with 2-hydroxy-6-methylpurine.
ChainK
Resolution2.3 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H884 R912 E1261
Catalytic site (residue number reindexed from 1) H314 R342 E691
Enzyme Commision number 1.17.1.4: xanthine dehydrogenase.
1.17.3.2: xanthine oxidase.
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 290 K E802 R880 F914 F1009 T1010 A1078 A1079 E1261 E232 R310 F344 F439 T440 A508 A509 E691
Gene Ontology
Molecular Function
GO:0005506 iron ion binding
GO:0016491 oxidoreductase activity
GO:0043546 molybdopterin cofactor binding

View graph for
Molecular Function
External links
PDB RCSB:3b9j, PDBe:3b9j, PDBj:3b9j
PDBsum3b9j
PubMed18063585
UniProtP80457|XDH_BOVIN Xanthine dehydrogenase/oxidase (Gene Name=XDH)

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