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1EXR

THE 1.0 ANGSTROM CRYSTAL STRUCTURE OF CA+2 BOUND CALMODULIN

Functional Information from GO Data
ChainGOidnamespacecontents
A0005509molecular_functioncalcium ion binding
A0005515molecular_functionprotein binding
A0030234molecular_functionenzyme regulator activity
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1000
ChainResidue
AASP20
AASP22
AASP24
ATHR26
AGLU31
AHOH2122

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CA A 1001
ChainResidue
ATHR62
AGLU67
AHOH2011
AHOH2127
AASP56
AASP58
AASN60

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1002
ChainResidue
AASP129
AASP131
AASP133
AHIS135
AGLU140
AHOH2129

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1003
ChainResidue
AGLU47
AASP58
AHOH2123
AHOH2124
AHOH2125
AHOH2126

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1004
ChainResidue
AASP93
AASP95
AASN97
ALEU99
AGLU104
AHOH2128

Functional Information from PROSITE/UniProt
site_idPS00018
Number of Residues13
DetailsEF_HAND_1 EF-hand calcium-binding domain. DKDGDGTITtkEL
ChainResidueDetails
AASP20-LEU32
AASP56-PHE68
AASP93-LEU105
AASP129-PHE141

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues19
DetailsBINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU00448
ChainResidueDetails
AASP20
AGLU67
AASP93
AASP95
AASN97
AGLU104
AASP129
AASP131
AASP133
AHIS135
AGLU140
AASP22
AASP24
ATHR26
AGLU31
AASP56
AASP58
AASN60
ATHR62

site_idSWS_FT_FI2
Number of Residues1
DetailsMOD_RES: N-acetylalanine => ECO:0000269|PubMed:3100523
ChainResidueDetails
AALA1

site_idSWS_FT_FI3
Number of Residues1
DetailsMOD_RES: N6,N6-dimethyllysine => ECO:0000269|PubMed:3100523
ChainResidueDetails
ALYS13

site_idSWS_FT_FI4
Number of Residues1
DetailsMOD_RES: N6,N6,N6-trimethyllysine => ECO:0000269|PubMed:3100523
ChainResidueDetails
ALYS115

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PDB entries from 2024-07-17

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