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

2IO9

E. coli Bifunctional glutathionylspermidine synthetase/amidase Incomplex with Mg2+ ,GSH and ADP

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0003824molecular_functioncatalytic activity
A0005515molecular_functionprotein binding
A0005524molecular_functionATP binding
A0005829cellular_componentcytosol
A0006749biological_processglutathione metabolic process
A0008216biological_processspermidine metabolic process
A0008884molecular_functionglutathionylspermidine amidase activity
A0008885molecular_functionglutathionylspermidine synthase activity
A0016787molecular_functionhydrolase activity
A0016874molecular_functionligase activity
A0046872molecular_functionmetal ion binding
B0000166molecular_functionnucleotide binding
B0003824molecular_functioncatalytic activity
B0005515molecular_functionprotein binding
B0005524molecular_functionATP binding
B0005829cellular_componentcytosol
B0006749biological_processglutathione metabolic process
B0008216biological_processspermidine metabolic process
B0008884molecular_functionglutathionylspermidine amidase activity
B0008885molecular_functionglutathionylspermidine synthase activity
B0016787molecular_functionhydrolase activity
B0016874molecular_functionligase activity
B0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 7001
ChainResidue
AGLU330
AASN332
AADP3001
AMG7002
AHOH7624
AHOH7625

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 7002
ChainResidue
AMG7001
AHOH7626
AHOH7627
AASP318
AGLU330
AADP3001

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MG B 7003
ChainResidue
BGLU330
BASN332
BADP3002
BMG7004
BHOH7612
BHOH7613
BHOH7614

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG B 7004
ChainResidue
BASP318
BGLU330
BADP3002
BMG7003
BHOH7614
BHOH7615

site_idAC5
Number of Residues28
DetailsBINDING SITE FOR RESIDUE ADP A 3001
ChainResidue
AASP318
ATYR329
AGLU330
ALYS498
AALA531
ALYS533
AGLY537
AARG538
ACYS539
AGLY540
AGLN568
AGLN569
ALEU570
ATRP571
ALEU573
AGLN582
ALEU603
AVAL604
AILE605
AMG7001
AMG7002
AHOH7116
AHOH7145
AHOH7315
AHOH7624
AHOH7625
AHOH7626
AHOH7627

site_idAC6
Number of Residues25
DetailsBINDING SITE FOR RESIDUE ADP B 3002
ChainResidue
BASP318
BTYR329
BGLU330
BLYS498
BALA531
BLYS533
BARG538
BCYS539
BGLY540
BGLN568
BGLN569
BTRP571
BLEU573
BGLN582
BLEU603
BVAL604
BILE605
BMG7003
BMG7004
BHOH7125
BHOH7171
BHOH7612
BHOH7613
BHOH7614
BHOH7615

site_idAC7
Number of Residues17
DetailsBINDING SITE FOR RESIDUE GSH A 5001
ChainResidue
AARG316
AASN332
ASER335
ASER337
ACYS338
AGLU341
ATYR394
AARG538
ACYS539
AARG598
ALYS607
AHOH7093
AHOH7120
AHOH7300
AHOH7442
AHOH7625
AHOH7626

site_idAC8
Number of Residues16
DetailsBINDING SITE FOR RESIDUE GSH B 5002
ChainResidue
BCYS338
BGLU341
BTYR394
BARG598
BLYS607
BILE611
BHOH7071
BHOH7172
BHOH7301
BHOH7451
BHOH7613
BHOH7614
BARG316
BASN332
BSER335
BSER337

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues18
DetailsRegion: {"description":"Linker"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"S-(gamma-glutamyl-cysteinyl-glycyl)-cysteine intermediate","evidences":[{"source":"PubMed","id":"9398217","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues52
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsSite: {"description":"Increases nucleophilicity of active site Cys; for amidase activity"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsSite: {"description":"Transition state stabilizer; for synthetase activity"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsModified residue: {"description":"Cysteine sulfenic acid (-SOH); transient","evidences":[{"source":"PubMed","id":"20530482","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

243083

PDB entries from 2025-10-15

PDB statisticsPDBj update infoContact PDBjnumon