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2AHK

Crystal structure of the met-form of the copper-bound Streptomyces castaneoglobisporus tyrosinase in complex with a caddie protein obtained by soking in cupric sulfate for 6 months

Functional Information from GO Data
ChainGOidnamespacecontents
A0016491molecular_functionoxidoreductase activity
A0046872molecular_functionmetal ion binding
B0005507molecular_functioncopper ion binding
B0042438biological_processmelanin biosynthetic process
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CU A 400
ChainResidue
AHIS38
AHIS54
AHIS63
ACU401
AHOH410
BHOH411

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CU A 401
ChainResidue
ACU400
AHOH410
BHOH411
AHIS190
AHIS194
AHIS216

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CU B 402
ChainResidue
AILE42
BHIS82
BMET84
BHIS97

site_idAC4
Number of Residues8
DetailsBINDING SITE FOR RESIDUE NO3 A 403
ChainResidue
ATYR165
ATRP223
ATRP226
AGLN227
AALA234
ATYR235
ALEU263
AHOH554

site_idAC5
Number of Residues8
DetailsBINDING SITE FOR RESIDUE NO3 B 404
ChainResidue
AGLY125
APRO128
AHOH635
BTHR103
BARG105
BALA106
BARG109
BHOH486

site_idAC6
Number of Residues7
DetailsBINDING SITE FOR RESIDUE NO3 A 405
ChainResidue
ATHR238
AGLY239
ALEU247
AASN248
AHOH678
BLYS50
BHOH460

site_idAC7
Number of Residues6
DetailsBINDING SITE FOR RESIDUE NO3 A 406
ChainResidue
AARG228
AHIS265
ATHR266
ATHR270
APHE271
AHOH672

Functional Information from PROSITE/UniProt
site_idPS00497
Number of Residues18
DetailsTYROSINASE_1 Tyrosinase CuA-binding region signature. Hrsps.FLpWHRrfLldfE
ChainResidueDetails
AHIS54-GLU71

site_idPS00498
Number of Residues12
DetailsTYROSINASE_2 Tyrosinase and hemocyanins CuB-binding region signature. DPvFWlhHayvD
ChainResidueDetails
AASP209-ASP220

Catalytic Information from CSA
site_idCSA1
Number of Residues1
DetailsAnnotated By Reference To The Literature 1bt1
ChainResidueDetails
ALEU181

site_idCSA2
Number of Residues1
DetailsAnnotated By Reference To The Literature 1bt1
ChainResidueDetails
AGLY176

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PDB entries from 2025-06-18

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