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1BT1

CATECHOL OXIDASE FROM IPOMOEA BATATAS (SWEET POTATOES) IN THE NATIVE CU(II)-CU(II) STATE

Functional Information from GO Data
ChainGOidnamespacecontents
A0004097molecular_functioncatechol oxidase activity
A0016491molecular_functionoxidoreductase activity
B0004097molecular_functioncatechol oxidase activity
B0016491molecular_functionoxidoreductase activity
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE C2O A 500
ChainResidue
AHIS88
AHIS109
AHIS118
AHIS240
AHIS244
APHE261
AHIS274

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE C2O B 500
ChainResidue
BHIS88
BHIS109
BHIS118
BHIS240
BHIS244
BPHE261
BHIS274

site_idCU1
Number of Residues3
DetailsBINDING SITE FOR COPPER A IN MONOMER A
ChainResidue
AHIS88
AHIS109
AHIS118

site_idCU2
Number of Residues3
DetailsBINDING SITE FOR COPPER A IN MONOMER B
ChainResidue
BHIS88
BHIS109
BHIS118

site_idCU3
Number of Residues3
DetailsBINDING SITE FOR COPPER B IN MONOMER A
ChainResidue
AHIS240
AHIS244
AHIS274

site_idCU4
Number of Residues3
DetailsBINDING SITE FOR COPPER B IN MONOMER B
ChainResidue
BHIS240
BHIS244
BHIS274

Functional Information from PROSITE/UniProt
site_idPS00497
Number of Residues18
DetailsTYROSINASE_1 Tyrosinase CuA-binding region signature. Hnswl.FFpFHRwyLyfyE
ChainResidueDetails
AHIS109-GLU126

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"9846879","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsCross-link: {"description":"2'-(S-cysteinyl)-histidine (Cys-His)","evidences":[{"source":"PubMed","id":"9846879","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues1
Detailsa catalytic site defined by CSA, PubMed 15185133, 15643881, 9846879
ChainResidueDetails
AGLU236

site_idCSA2
Number of Residues1
Detailsa catalytic site defined by CSA, PubMed 15185133, 15643881, 9846879
ChainResidueDetails
BGLU236

site_idMCSA1
Number of Residues7
DetailsM-CSA 125
ChainResidueDetails
AHIS88metal ligand
AHIS109metal ligand
AHIS118metal ligand
AHIS240metal ligand
AHIS244metal ligand
APHE261polar/non-polar interaction, steric role
AHIS274metal ligand

site_idMCSA2
Number of Residues7
DetailsM-CSA 125
ChainResidueDetails
BHIS88metal ligand
BHIS109metal ligand
BHIS118metal ligand
BHIS240metal ligand
BHIS244metal ligand
BPHE261polar/non-polar interaction, steric role
BHIS274metal ligand

238895

PDB entries from 2025-07-16

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