1Z4Q

Structure of the D41N variant of the human mitochondrial deoxyribonucleotidase in complex with 2',3'-dideoxy-2',3-didehydrothymidine 5'-monophosphate (d4T-MP)

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0008253	molecular_function	5'-nucleotidase activity
A	0009264	biological_process	deoxyribonucleotide catabolic process

Functional Information from PDB Data

site_id	AC1
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG A 2229

Chain	Residue
A	ALA119
A	LEU121
A	THR124
A	HOH2330
A	HOH2349
A	HOH2376

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site_id	AC2
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG A 2001

Chain	Residue
A	D4M1489
A	HOH2264
A	HOH2309
A	ASN41
A	ASP43
A	ASP176

---

site_id	AC3
Number of Residues	19
Details	BINDING SITE FOR RESIDUE D4M A 1489

Chain	Residue
A	ASN41
A	ASP43
A	PHE49
A	PHE75
A	TRP76
A	VAL77
A	SER78
A	TRP96
A	SER131
A	ILE133
A	LYS165
A	MG2001
A	HOH2264
A	HOH2309
A	HOH2372
A	HOH2378
A	HOH2379
A	HOH2383
A	HOH2387

---

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	1
Details	Active site: {"description":"Nucleophile"}

Chain

Residue

Details

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site_id	SWS_FT_FI2
Number of Residues	1
Details	Active site: {"description":"Proton donor","evidences":[{"evidenceCode":"ECO:0000305"}]}

Chain

Residue

Details

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site_id	SWS_FT_FI3
Number of Residues	2
Details	Binding site: {"evidences":[{"source":"PubMed","id":"12352955","evidenceCode":"ECO:0000269"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI4
Number of Residues	8
Details	Binding site: {}

Chain

Residue

Details

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Catalytic Information from CSA

site_id	CSA1
Number of Residues	2
Details	Annotated By Reference To The Literature 1q91

Chain	Residue	Details
A	ASP43
A	ASN41

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site_id	MCSA1
Number of Residues	3
Details	M-CSA 812

Chain	Residue	Details
A	ASN41	covalently attached, metal ligand, nucleofuge, nucleophile
A	ASP43	metal ligand
A	ASP176	metal ligand

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