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2E2L

Helicobacter pylori formamidase AmiF contains a fine-tuned cysteine-glutamate-lysine catalytic triad

Functional Information from GO Data
ChainGOidnamespacecontents
A0004328molecular_functionformamidase activity
A0016787molecular_functionhydrolase activity
A0033388biological_processputrescine biosynthetic process from arginine
A0050126molecular_functionN-carbamoylputrescine amidase activity
B0004328molecular_functionformamidase activity
B0016787molecular_functionhydrolase activity
B0033388biological_processputrescine biosynthetic process from arginine
B0050126molecular_functionN-carbamoylputrescine amidase activity
C0004328molecular_functionformamidase activity
C0016787molecular_functionhydrolase activity
C0033388biological_processputrescine biosynthetic process from arginine
C0050126molecular_functionN-carbamoylputrescine amidase activity
D0004328molecular_functionformamidase activity
D0016787molecular_functionhydrolase activity
D0033388biological_processputrescine biosynthetic process from arginine
D0050126molecular_functionN-carbamoylputrescine amidase activity
E0004328molecular_functionformamidase activity
E0016787molecular_functionhydrolase activity
E0033388biological_processputrescine biosynthetic process from arginine
E0050126molecular_functionN-carbamoylputrescine amidase activity
F0004328molecular_functionformamidase activity
F0016787molecular_functionhydrolase activity
F0033388biological_processputrescine biosynthetic process from arginine
F0050126molecular_functionN-carbamoylputrescine amidase activity
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE ARF A 1335
ChainResidue
AGLU60
ALYS133
ATRP137
AGLU141
ASER166
AHIS167
ATYR192

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE ARF C 2335
ChainResidue
CTRP137
CGLU141
CSER166
CHIS167
CTYR192
CGLU60
CLYS133

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE ARF F 3335
ChainResidue
FGLU60
FLYS133
FTRP137
FGLU141
FSER166
FHIS167
FTYR192

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues6
DetailsACT_SITE: Proton acceptor => ECO:0000250
ChainResidueDetails
AGLU60
BGLU60
CGLU60
DGLU60
EGLU60
FGLU60

site_idSWS_FT_FI2
Number of Residues6
DetailsACT_SITE: Proton donor => ECO:0000250
ChainResidueDetails
ALYS133
BLYS133
CLYS133
DLYS133
ELYS133
FLYS133

site_idSWS_FT_FI3
Number of Residues6
DetailsACT_SITE: Nucleophile => ECO:0000250
ChainResidueDetails
ASER166
BSER166
CSER166
DSER166
ESER166
FSER166

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PDB entries from 2025-06-18

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