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2KRD

Solution Structure of the Regulatory Domain of Human Cardiac Troponin C in Complex with the Switch Region of cardiac Troponin I and W7

Functional Information from GO Data
ChainGOidnamespacecontents
C0005509molecular_functioncalcium ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CA C 90
ChainResidue
CASP65
CASP67
CSER69
CTHR71
CGLU76

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE WW7 I 91
ChainResidue
IILE148
ISER149
IMET153
CMET47
CMET60
CVAL64
CPHE77

Functional Information from PROSITE/UniProt
site_idPS00018
Number of Residues13
DetailsEF_HAND_1 EF-hand calcium-binding domain. DEDGSGTVDfdEF
ChainResidueDetails
CASP65-PHE77

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues35
DetailsDomain: {"description":"EF-hand 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues35
DetailsDomain: {"description":"EF-hand 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues5
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"N-acetylmethionine","evidences":[{"source":"PubMed","id":"3951483","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine; by PAK3","evidences":[{"source":"PubMed","id":"12242269","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

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