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3LI5

Diisopropyl fluorophosphatase (DFPase), E21Q,N120D,N175D,D229N mutant

Functional Information from GO Data
ChainGOidnamespacecontents
A0005509molecular_functioncalcium ion binding
A0016787molecular_functionhydrolase activity
A0046872molecular_functionmetal ion binding
A0047862molecular_functiondiisopropyl-fluorophosphatase activity
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 315
ChainResidue
AASP232
ALEU273
AHIS274
AHOH317
AHOH324
AHOH449

site_idAC2
Number of Residues10
DetailsBINDING SITE FOR RESIDUE MES A 411
ChainResidue
AASN67
AGLY68
ATYR69
AARG264
APHE311
AHOH366
AHOH549
AGLU7
ALYS43
APRO44

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MES A 412
ChainResidue
AGLU65
ATHR102
APHE103
AGLN258
AHOH384

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Proton acceptor => ECO:0000269|PubMed:15966726
ChainResidueDetails
AHIS287

site_idSWS_FT_FI2
Number of Residues4
DetailsBINDING: BINDING => ECO:0000305
ChainResidueDetails
AGLN21
AASP120
AASP175
AASN229

site_idSWS_FT_FI3
Number of Residues3
DetailsBINDING: BINDING => ECO:0000269|PubMed:11435114, ECO:0000269|PubMed:14501113
ChainResidueDetails
AASP232
ALEU273
AHIS274

Catalytic Information from CSA
site_idMCSA1
Number of Residues6
DetailsM-CSA 686
ChainResidueDetails
AGLN21increase nucleophilicity, metal ligand, proton acceptor
AGLU37electrostatic stabiliser, increase basicity
AASP120metal ligand
AASP175metal ligand
AASN229covalently attached, electrofuge, electrophile, increase nucleophilicity, metal ligand, nucleophile, proton acceptor
AHIS287increase nucleophilicity, proton acceptor

227111

PDB entries from 2024-11-06

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