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1BT3

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
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE C2O A 500
ChainResidue
AHIS240
AHIS244
AHIS274
AHIS88
AHIS109
AHIS118

site_idCUA
Number of Residues3
DetailsBINDING SITE FOR COPPER A
ChainResidue
AHIS88
AHIS109
AHIS118

site_idCUB
Number of Residues3
DetailsBINDING SITE FOR COPPER B
ChainResidue
AHIS240
AHIS244
AHIS274

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 Residues6
DetailsBINDING: BINDING => ECO:0000269|PubMed:9846879
ChainResidueDetails
AHIS88
AHIS109
AHIS118
AHIS240
AHIS244
AHIS274

site_idSWS_FT_FI2
Number of Residues2
DetailsCROSSLNK: 2'-(S-cysteinyl)-histidine (Cys-His) => ECO:0000269|PubMed:9846879
ChainResidueDetails
ACYS92
AHIS109

Catalytic Information from CSA
site_idCSA1
Number of Residues1
DetailsAnnotated By Reference To The Literature 1bt1
ChainResidueDetails
AGLU236

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

224004

PDB entries from 2024-08-21

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