Structure of PDB 4h4b Chain A

Receptor sequence
>4h4bA (length=468) Species: 9606 (Homo sapiens) [Search protein sequence]
TSWSDRLQNAADMPANMDKHALKKYRREAYHRVFVNRSLAMEKIKCFGFD
MDYTLAVYKSPEYESLGFELTVERLVSIGYPQELLSFAYDSTFPTRGLVF
DTLYGNLLKVDAYGNLLVCAHGFNFIRGPETREQYPNKFIQRDDTERFYI
LNTLFNLPETYLLACLVDFFTNCPRYTSCETGFKDGDLFMSYRSMFQDVR
DAVDWVHYKGSLKEKTVENLEKYVVKDGKLPLLLSRMKEVGKVFLATNSD
YKYTDKIMTYLFDFPHGPKPGSSHRPWQSYFDLILVDARKPLFFGEGTVL
RQVDTKTGKLKIGTYTGPLQHGIVYSGGSSDTICDLLGAKGKDILYIGDH
IFGDILKSKKRQGWRTFLVIPELAQELHVWTDKSSLFEELQSLDIFLAIQ
RRIKKVTHDMDMCYGMMGSLFRSGSRQTLFASQVMRYADLYAASFINLLY
YPFSYLFRAAHVLMPHES
3D structure
PDB4h4b Identification and characterization of inhibitors of cytoplasmic 5'-nucleotidase cN-II issued from virtual screening.
ChainA
Resolution2.9 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.7.1.77: nucleoside phosphotransferase.
3.1.3.5: 5'-nucleotidase.
3.1.3.99: IMP-specific 5'-nucleotidase.
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 11H A N154 P293 F354 N152 P291 F352 PDBbind-CN: -logKd/Ki=2.70,Ki=2.0mM
BS02 MG A D52 D54 D351 D50 D52 D349
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0008253 5'-nucleotidase activity
GO:0016740 transferase activity
GO:0016787 hydrolase activity
GO:0042802 identical protein binding
GO:0046872 metal ion binding
GO:0050146 nucleoside phosphotransferase activity
GO:0050483 IMP 5'-nucleotidase activity
GO:0050484 GMP 5'-nucleotidase activity
GO:0061630 ubiquitin protein ligase activity
GO:0106411 XMP 5'-nucleosidase activity
Biological Process
GO:0000255 allantoin metabolic process
GO:0006204 IMP catabolic process
GO:0009117 nucleotide metabolic process
GO:0046037 GMP metabolic process
GO:0046040 IMP metabolic process
GO:0046054 dGMP metabolic process
GO:0046085 adenosine metabolic process
GO:0050689 negative regulation of defense response to virus by host
GO:0070936 protein K48-linked ubiquitination
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4h4b, PDBe:4h4b, PDBj:4h4b
PDBsum4h4b
PubMed23220537
UniProtP49902|5NTC_HUMAN Cytosolic purine 5'-nucleotidase (Gene Name=NT5C2)

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