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4BY4

Crystal structure of Drosophila Frq2

Functional Information from GO Data
ChainGOidnamespacecontents
A0005509molecular_functioncalcium ion binding
A0005515molecular_functionprotein binding
A0005737cellular_componentcytoplasm
A0007268biological_processchemical synaptic transmission
A0007269biological_processneurotransmitter secretion
A0007528biological_processneuromuscular junction development
A0008021cellular_componentsynaptic vesicle
A0008048molecular_functioncalcium sensitive guanylate cyclase activator activity
A0009966biological_processregulation of signal transduction
A0016192biological_processvesicle-mediated transport
A0046872molecular_functionmetal ion binding
A0046928biological_processregulation of neurotransmitter secretion
B0005509molecular_functioncalcium ion binding
B0005515molecular_functionprotein binding
B0005737cellular_componentcytoplasm
B0007268biological_processchemical synaptic transmission
B0007269biological_processneurotransmitter secretion
B0007528biological_processneuromuscular junction development
B0008021cellular_componentsynaptic vesicle
B0008048molecular_functioncalcium sensitive guanylate cyclase activator activity
B0009966biological_processregulation of signal transduction
B0016192biological_processvesicle-mediated transport
B0046872molecular_functionmetal ion binding
B0046928biological_processregulation of neurotransmitter secretion
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1184
ChainResidue
AASP73
AASN75
AASP77
AALA79
AGLU84
AHOH2040

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1185
ChainResidue
ATYR115
AGLU120
AHOH2062
AASP109
AASP111
AASP113

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1186
ChainResidue
AASP156
AASN158
AASP160
AARG162
AGLU167
AHOH2071

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA B 1184
ChainResidue
BASP73
BASN75
BASP77
BALA79
BGLU84
BHOH2021

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA B 1185
ChainResidue
BASP109
BASP111
BASP113
BTYR115
BGLU120
BHOH2036

site_idAC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA B 1186
ChainResidue
BASP156
BASN158
BASP160
BARG162
BGLU167
BHOH2037

site_idAC7
Number of Residues6
DetailsBINDING SITE FOR RESIDUE NA A 1187
ChainResidue
ATHR17
ATHR20
AHOH2008
AHOH2009
AHOH2010
BASP11

Functional Information from PROSITE/UniProt
site_idPS00018
Number of Residues13
DetailsEF_HAND_1 EF-hand calcium-binding domain. DENNDGAIEfeEF
ChainResidueDetails
AASP73-PHE85
AASP109-MET121
AASP156-PHE168

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues50
DetailsDomain: {"description":"EF-hand 1","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues70
DetailsDomain: {"description":"EF-hand 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues70
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 Residues30
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"25074811","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"28119500","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"29966094","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4BY4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4BY5","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5AAN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5FYX","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5G08","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6EPA","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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