Structure of PDB 3mi2 Chain B

Receptor sequence
>3mi2B (length=257) Species: 9606 (Homo sapiens) [Search protein sequence]
KELSFGARAELPRIHPVASKLLRLMQKKETNLCLSADVSLARELLQLADA
LGPSICMLKTHVDILNDFTLDVMKELITLAKCHEFLIFEDRKFADIGNTV
KKQYEGGIFKIASWADLVNAHVVPGSGVVKGLQEVGLPLHRGCLLIAEMS
STGSLATGDYTRAAVRMAEEHSEFVVGFISGSRVSMKPEFLHLTPGVQLE
AGGDNLGQQYNSPQEVIGKRGSDIIIVGRGIISAADRLEAAEMYRKAAWE
AYLSRLG
3D structure
PDB3mi2 Structural determinants for the inhibitory ligands of orotidine-5'-monophosphate decarboxylase.
ChainB
Resolution1.2 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.4.2.10: orotate phosphoribosyltransferase.
4.1.1.23: orotidine-5'-phosphate decarboxylase.
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 PFU B D128 I129 T132 D95 I96 T99 MOAD: Ki=0.00000079M
PDBbind-CN: -logKd/Ki=7.77,Ki=17nM
BindingDB: Ki=17nM
BS02 PFU B S68 D70 K92 H94 K125 M182 S183 P228 Q241 Y243 G261 R262 S35 D37 K59 H61 K92 M149 S150 P195 Q208 Y210 G228 R229 MOAD: Ki=0.00000079M
PDBbind-CN: -logKd/Ki=7.77,Ki=17nM
BindingDB: Ki=17nM
Gene Ontology
Molecular Function
GO:0004590 orotidine-5'-phosphate decarboxylase activity
Biological Process
GO:0006207 'de novo' pyrimidine nucleobase biosynthetic process
GO:0044205 'de novo' UMP biosynthetic process

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Molecular Function
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Biological Process
External links
PDB RCSB:3mi2, PDBe:3mi2, PDBj:3mi2
PDBsum3mi2
PubMed20452222
UniProtP11172|UMPS_HUMAN Uridine 5'-monophosphate synthase (Gene Name=UMPS)

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