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1FWE

KLEBSIELLA AEROGENES UREASE, C319A VARIANT WITH ACETOHYDROXAMIC ACID (AHA) BOUND

Functional Information from GO Data
ChainGOidnamespacecontents
A0005515molecular_functionprotein binding
A0005737cellular_componentcytoplasm
A0009039molecular_functionurease activity
A0016151molecular_functionnickel cation binding
A0016787molecular_functionhydrolase activity
A0019627biological_processurea metabolic process
A0043419biological_processurea catabolic process
B0005737cellular_componentcytoplasm
B0009039molecular_functionurease activity
B0016787molecular_functionhydrolase activity
B0035550cellular_componenturease complex
B0043419biological_processurea catabolic process
C0005515molecular_functionprotein binding
C0005737cellular_componentcytoplasm
C0009039molecular_functionurease activity
C0016151molecular_functionnickel cation binding
C0016787molecular_functionhydrolase activity
C0016810molecular_functionhydrolase activity, acting on carbon-nitrogen (but not peptide) bonds
C0043419biological_processurea catabolic process
C0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE NI C 574
ChainResidue
CKCX217
CHIS219
CHIS246
CHIS272
CGLY277
CNI575
CHAE989

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE NI C 575
ChainResidue
CHIS134
CHIS136
CKCX217
CASP360
CNI574
CHAE989

site_idAC3
Number of Residues11
DetailsBINDING SITE FOR RESIDUE HAE C 989
ChainResidue
CHIS134
CALA167
CKCX217
CHIS219
CHIS246
CHIS272
CGLY277
CASP360
CALA363
CNI574
CNI575

site_idACT
Number of Residues1
DetailsRESIDUE IMPLICATED IN CATALYSIS.
ChainResidue
CHIS219

site_idNIL
Number of Residues8
DetailsNICKEL METALLOCENTER.
ChainResidue
CNI574
CNI575
CHIS134
CHIS136
CKCX217
CHIS246
CHIS272
CASP360

Functional Information from PROSITE/UniProt
site_idPS01120
Number of Residues14
DetailsUREASE_1 Urease nickel ligands signature. TAGGIDtHIHwicP
ChainResidueDetails
CTHR127-PRO140

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Proton donor
ChainResidueDetails
CHIS320

site_idSWS_FT_FI2
Number of Residues6
DetailsBINDING:
ChainResidueDetails
CHIS134
CHIS136
CHIS219
CHIS246
CHIS272
CASP360

site_idSWS_FT_FI3
Number of Residues1
DetailsBINDING: via carbamate group
ChainResidueDetails
CKCX217

site_idSWS_FT_FI4
Number of Residues1
DetailsMOD_RES: N6-carboxylysine => ECO:0000255|HAMAP-Rule:MF_01953, ECO:0000269|PubMed:10913264, ECO:0000269|PubMed:7754395, ECO:0000269|PubMed:8702515, ECO:0000269|PubMed:8718850
ChainResidueDetails
CKCX217

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1kra
ChainResidueDetails
CASP221
CARG336
CHIS219

site_idMCSA1
Number of Residues9
DetailsM-CSA 87
ChainResidueDetails
CHIS134metal ligand
CHIS136metal ligand
CKCX217activator, metal ligand
CGLY223proton acceptor, proton donor, proton relay
CTHR225activator, proton acceptor, proton donor
CLEU250metal ligand
CALA276metal ligand
CGLU340activator
CMET364activator, metal ligand

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PDB entries from 2025-06-18

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