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4DP0

The 1.5 Angstrom crystal structure of oxidized (CuII) poplar plastocyanin B at pH 4.0

Functional Information from GO Data
ChainGOidnamespacecontents
X0005507molecular_functioncopper ion binding
X0009055molecular_functionelectron transfer activity
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CU X 100
ChainResidue
XPRO36
XHIS37
XCYS84
XHIS87
XMET92

site_idAC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE SO4 X 101
ChainResidue
XHIS87
XGOL102
XHOH219
XHOH221
XHOH229
XPRO16
XSER17
XGLU18
XLYS54

site_idAC3
Number of Residues10
DetailsBINDING SITE FOR RESIDUE GOL X 102
ChainResidue
XVAL50
XASP51
XALA73
XLEU74
XSER75
XSO4101
XHOH221
XHOH223
XHOH229
XHOH318

Functional Information from PROSITE/UniProt
site_idPS00196
Number of Residues15
DetailsCOPPER_BLUE Type-1 copper (blue) proteins signature. Ge.YtFYCs.P.HqgagM
ChainResidueDetails
XGLY78-MET92

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues98
DetailsDomain: {"description":"Plastocyanin-like"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"22883960","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

245663

PDB entries from 2025-12-03

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