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2BH4

X-ray structure of the M100K variant of ferric cyt c-550 from Paracoccus versutus determined at 100 K.

Functional Information from GO Data
ChainGOidnamespacecontents
X0009055molecular_functionelectron transfer activity
X0020037molecular_functionheme binding
X0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues22
DetailsBINDING SITE FOR RESIDUE HEC X1123
ChainResidue
XLYS14
XGLY56
XILE59
XTRP71
XLEU76
XTYR79
XVAL80
XPRO85
XTHR98
XLYS99
XLYS100
XCYS15
XHOH2089
XHOH2139
XHOH2140
XCYS18
XHIS19
XTHR35
XLEU39
XARG45
XALA48
XTYR55

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsBinding site: {"description":"covalent","evidences":[{"source":"PROSITE-ProRule","id":"PRU00433","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsBinding site: {"description":"axial binding residue","evidences":[{"source":"PROSITE-ProRule","id":"PRU00433","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

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