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1CQI

Crystal Structure of the Complex of ADP and MG2+ with Dephosphorylated E. Coli Succinyl-CoA Synthetase

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0003824molecular_functioncatalytic activity
A0004775molecular_functionsuccinate-CoA ligase (ADP-forming) activity
A0004776molecular_functionsuccinate-CoA ligase (GDP-forming) activity
A0005515molecular_functionprotein binding
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0006099biological_processtricarboxylic acid cycle
A0009361cellular_componentsuccinate-CoA ligase complex (ADP-forming)
A0016874molecular_functionligase activity
A0042709cellular_componentsuccinate-CoA ligase complex
A0046777biological_processprotein autophosphorylation
B0000166molecular_functionnucleotide binding
B0000287molecular_functionmagnesium ion binding
B0003824molecular_functioncatalytic activity
B0004775molecular_functionsuccinate-CoA ligase (ADP-forming) activity
B0004776molecular_functionsuccinate-CoA ligase (GDP-forming) activity
B0005515molecular_functionprotein binding
B0005524molecular_functionATP binding
B0005737cellular_componentcytoplasm
B0005829cellular_componentcytosol
B0006099biological_processtricarboxylic acid cycle
B0006104biological_processsuccinyl-CoA metabolic process
B0009361cellular_componentsuccinate-CoA ligase complex (ADP-forming)
B0016874molecular_functionligase activity
B0042709cellular_componentsuccinate-CoA ligase complex
B0046872molecular_functionmetal ion binding
D0000166molecular_functionnucleotide binding
D0003824molecular_functioncatalytic activity
D0004775molecular_functionsuccinate-CoA ligase (ADP-forming) activity
D0004776molecular_functionsuccinate-CoA ligase (GDP-forming) activity
D0005515molecular_functionprotein binding
D0005737cellular_componentcytoplasm
D0005829cellular_componentcytosol
D0006099biological_processtricarboxylic acid cycle
D0009361cellular_componentsuccinate-CoA ligase complex (ADP-forming)
D0016874molecular_functionligase activity
D0042709cellular_componentsuccinate-CoA ligase complex
D0046777biological_processprotein autophosphorylation
E0000166molecular_functionnucleotide binding
E0000287molecular_functionmagnesium ion binding
E0003824molecular_functioncatalytic activity
E0004775molecular_functionsuccinate-CoA ligase (ADP-forming) activity
E0004776molecular_functionsuccinate-CoA ligase (GDP-forming) activity
E0005515molecular_functionprotein binding
E0005524molecular_functionATP binding
E0005737cellular_componentcytoplasm
E0005829cellular_componentcytosol
E0006099biological_processtricarboxylic acid cycle
E0006104biological_processsuccinyl-CoA metabolic process
E0009361cellular_componentsuccinate-CoA ligase complex (ADP-forming)
E0016874molecular_functionligase activity
E0042709cellular_componentsuccinate-CoA ligase complex
E0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MG B 501
ChainResidue
BASN199
BASP213
BADP801

site_idAC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE MG E 502
ChainResidue
EASN199
EASP213
EADP802

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE PO4 A 601
ChainResidue
AHIS246
BGLY265
BALA266
BGLY267
ASER153
AGLY154
ATHR155

site_idAC4
Number of Residues7
DetailsBINDING SITE FOR RESIDUE PO4 D 602
ChainResidue
DSER153
DGLY154
DTHR155
DHIS246
EGLY265
EALA266
EGLY267

site_idAC5
Number of Residues20
DetailsBINDING SITE FOR RESIDUE COA A 701
ChainResidue
AGLY14
ATHR16
AGLY17
ASER18
AGLN19
APRO40
ALYS42
ATYR71
AVAL72
APRO73
AILE95
ATHR96
AGLU97
ACYS123
AILE136
BARG161
EARG29
EGLU33
ESER36
ELYS66

site_idAC6
Number of Residues19
DetailsBINDING SITE FOR RESIDUE COA D 702
ChainResidue
BARG29
BGLU33
BSER36
BLYS66
DGLY14
DTHR16
DGLY17
DSER18
DGLN19
DPRO40
DLYS42
DTYR71
DVAL72
DPRO73
DILE95
DTHR96
DGLU97
DCYS123
DILE136

site_idAC7
Number of Residues15
DetailsBINDING SITE FOR RESIDUE ADP B 801
ChainResidue
BVAL44
BLYS46
BGLY53
BARG54
BGLY55
BGLU99
BALA100
BALA101
BTHR102
BGLU107
BASN199
BPRO200
BLEU212
BASP213
BMG501

site_idAC8
Number of Residues15
DetailsBINDING SITE FOR RESIDUE ADP E 802
ChainResidue
EVAL44
ELYS46
EGLY53
EARG54
EGLY55
EGLU99
EALA100
EALA101
ETHR102
EGLU107
EASN199
EPRO200
ELEU212
EASP213
EMG502

Functional Information from PROSITE/UniProt
site_idPS00399
Number of Residues14
DetailsSUCCINYL_COA_LIG_2 ATP-citrate lyase / succinyl-CoA ligases family active site. GvtApkgk...RMGHAG
ChainResidueDetails
AGLY235-GLY248

site_idPS01216
Number of Residues30
DetailsSUCCINYL_COA_LIG_1 ATP-citrate lyase / succinyl-CoA ligases family signature 1. SRSGTLTyEavkqttdygfGqstcVGIGGD
ChainResidueDetails
ASER151-ASP180

site_idPS01217
Number of Residues26
DetailsSUCCINYL_COA_LIG_3 ATP-citrate lyase / succinyl-CoA ligases family signature 3. GnIgcMvNGAGLAmgtmDiVklhgGE
ChainResidueDetails
BGLY257-GLU282

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Tele-phosphohistidine intermediate","evidences":[{"source":"HAMAP-Rule","id":"MF_01988","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"11781092","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9917402","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_01988","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"10625475","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11781092","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8144675","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9917402","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_01988","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues470
DetailsDomain: {"description":"ATP-grasp","evidences":[{"source":"HAMAP-Rule","id":"MF_00558","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues16
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00558","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"10625475","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00558","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1cqj
ChainResidueDetails
AGLU208
AHIS246

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1cqj
ChainResidueDetails
DGLU208
DHIS246

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1cqj
ChainResidueDetails
BTYR109
BGLU197

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1cqj
ChainResidueDetails
ETYR109
EGLU197

site_idMCSA1
Number of Residues2
DetailsM-CSA 476
ChainResidueDetails
BTYR109electrostatic stabiliser, steric role
BGLU197electrostatic stabiliser, modifies pKa

site_idMCSA2
Number of Residues2
DetailsM-CSA 476
ChainResidueDetails
DVAL109electrostatic stabiliser, steric role
DASP197electrostatic stabiliser, modifies pKa

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PDB entries from 2025-12-24

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