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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
ChainGOidnamespacecontents
A0008253molecular_function5'-nucleotidase activity
A0009264biological_processdeoxyribonucleotide catabolic process
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 2229
ChainResidue
AALA119
ALEU121
ATHR124
AHOH2330
AHOH2349
AHOH2376

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 2001
ChainResidue
AD4M1489
AHOH2264
AHOH2309
AASN41
AASP43
AASP176

site_idAC3
Number of Residues19
DetailsBINDING SITE FOR RESIDUE D4M A 1489
ChainResidue
AASN41
AASP43
APHE49
APHE75
ATRP76
AVAL77
ASER78
ATRP96
ASER131
AILE133
ALYS165
AMG2001
AHOH2264
AHOH2309
AHOH2372
AHOH2378
AHOH2379
AHOH2383
AHOH2387

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Nucleophile
ChainResidueDetails
AASN41

site_idSWS_FT_FI2
Number of Residues1
DetailsACT_SITE: Proton donor => ECO:0000305
ChainResidueDetails
AASP43

site_idSWS_FT_FI3
Number of Residues2
DetailsBINDING: BINDING => ECO:0000269|PubMed:12352955
ChainResidueDetails
AASN41
AASP176

site_idSWS_FT_FI4
Number of Residues8
DetailsBINDING:
ChainResidueDetails
AASP43
APHE49
APHE75
ATRP76
AVAL77
ATRP96
ATHR130
ALYS165

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1q91
ChainResidueDetails
AASP43
AASN41

site_idMCSA1
Number of Residues3
DetailsM-CSA 812
ChainResidueDetails
AASN41covalently attached, metal ligand, nucleofuge, nucleophile
AASP43metal ligand
AASP176metal ligand

219140

PDB entries from 2024-05-01

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