Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

4USL

The X-ray structure of calcium bound human sorcin

Functional Information from GO Data
ChainGOidnamespacecontents
A0002020molecular_functionprotease binding
A0005102molecular_functionsignaling receptor binding
A0005246molecular_functioncalcium channel regulator activity
A0005509molecular_functioncalcium ion binding
A0005515molecular_functionprotein binding
A0005654cellular_componentnucleoplasm
A0005737cellular_componentcytoplasm
A0005789cellular_componentendoplasmic reticulum membrane
A0005829cellular_componentcytosol
A0005886cellular_componentplasma membrane
A0006816biological_processcalcium ion transport
A0007165biological_processsignal transduction
A0010459biological_processnegative regulation of heart rate
A0010468biological_processregulation of gene expression
A0010649biological_processregulation of cell communication by electrical coupling
A0010880biological_processregulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum
A0016020cellular_componentmembrane
A0016529cellular_componentsarcoplasmic reticulum
A0030018cellular_componentZ disc
A0030315cellular_componentT-tubule
A0031982cellular_componentvesicle
A0033017cellular_componentsarcoplasmic reticulum membrane
A0042584cellular_componentchromaffin granule membrane
A0044325molecular_functiontransmembrane transporter binding
A0046872molecular_functionmetal ion binding
A0046982molecular_functionprotein heterodimerization activity
A0051281biological_processpositive regulation of release of sequestered calcium ion into cytosol
A0051924biological_processregulation of calcium ion transport
A0055118biological_processnegative regulation of cardiac muscle contraction
A0061178biological_processregulation of insulin secretion involved in cellular response to glucose stimulus
A0070062cellular_componentextracellular exosome
A0086004biological_processregulation of cardiac muscle cell contraction
A0140297molecular_functionDNA-binding transcription factor binding
A0140311molecular_functionprotein sequestering activity
A0140416molecular_functiontranscription regulator inhibitor activity
A1901077biological_processregulation of relaxation of muscle
A1901844biological_processregulation of cell communication by electrical coupling involved in cardiac conduction
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1199
ChainResidue
AASP113
AASP115
ASER117
ATHR119
AGLU124
AHOH2076

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1200
ChainResidue
AGLU53
AHOH2010
AHOH2016
AALA43
AASP46
AGLN48

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1201
ChainResidue
AASP83
AASP85
ASER87
ATHR89
AGLU94
AHOH2019

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 1202
ChainResidue
ASER172
AARG175
AARG176
ACYS194

site_idAC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE PEG A 1203
ChainResidue
AGLN48
AGLY91
APHE92
AASN93
AGLU94
AHOH2019
AHOH2063

site_idAC6
Number of Residues10
DetailsBINDING SITE FOR RESIDUE PEG A 1204
ChainResidue
AGLY37
ATYR38
AALA41
AVAL42
AGLU53
AARG56
ACYS57
AGLN60
ASER61
AHOH2008

Functional Information from PROSITE/UniProt
site_idPS00018
Number of Residues13
DetailsEF_HAND_1 EF-hand calcium-binding domain. DRDMSGTMGfnEF
ChainResidueDetails
AASP83-PHE95
AASP113-LEU125

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 Residues33
DetailsDomain: {"description":"EF-hand 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues35
DetailsDomain: {"description":"EF-hand 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues35
DetailsDomain: {"description":"EF-hand 4","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues10
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

239149

PDB entries from 2025-07-23

PDB statisticsPDBj update infoContact PDBjnumon