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2HGS

HUMAN GLUTATHIONE SYNTHETASE

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0000287molecular_functionmagnesium ion binding
A0004363molecular_functionglutathione synthase activity
A0005515molecular_functionprotein binding
A0005524molecular_functionATP binding
A0005654cellular_componentnucleoplasm
A0005829cellular_componentcytosol
A0006520biological_processamino acid metabolic process
A0006750biological_processglutathione biosynthetic process
A0006979biological_processresponse to oxidative stress
A0007399biological_processnervous system development
A0016874molecular_functionligase activity
A0042802molecular_functionidentical protein binding
A0042803molecular_functionprotein homodimerization activity
A0043295molecular_functionglutathione binding
A0046872molecular_functionmetal ion binding
A0070062cellular_componentextracellular exosome
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 501
ChainResidue
AGLU144
AASN146
AGLU368
AADP500
AMG502
ASO4505

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 502
ChainResidue
ASO4505
AHOH622
AHOH735
AGLU144
AADP500
AMG501

site_idAC3
Number of Residues10
DetailsBINDING SITE FOR RESIDUE SO4 A 504
ChainResidue
ALYS384
ALEU410
AARG412
AARG418
AALA453
AHIS456
AHOH512
AHOH552
AHOH640
AHOH642

site_idAC4
Number of Residues12
DetailsBINDING SITE FOR RESIDUE SO4 A 505
ChainResidue
AARG125
AGLU144
AASN146
AGLU368
AGLY369
AARG450
AADP500
AMG501
AMG502
AGSH503
AHOH622
AHOH623

site_idAC5
Number of Residues27
DetailsBINDING SITE FOR RESIDUE ADP A 500
ChainResidue
AILE143
AGLU144
ALYS305
ALYS364
AGLU368
AGLY369
AGLY370
AASN373
ATYR375
AMET398
AGLU399
ALYS400
AILE401
AGLU425
ALYS452
AALA457
AASP458
AGLY459
AMG501
AMG502
ASO4505
AHOH510
AHOH528
AHOH621
AHOH622
AHOH623
AHOH625

site_idAC6
Number of Residues18
DetailsBINDING SITE FOR RESIDUE GSH A 503
ChainResidue
AARG125
AILE148
ASER149
AALA150
ASER151
APHE152
AGLU214
AASN216
AGLN220
AARG267
ATYR270
AARG450
AGLY460
AVAL461
AALA462
ASO4505
AHOH520
AHOH557

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues32
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues4
Detailsa catalytic site defined by CSA, PubMed 8445637, 10369661
ChainResidueDetails
ASER151
AGLY369
AARG125
AARG450

site_idMCSA1
Number of Residues9
DetailsM-CSA 498
ChainResidueDetails
AARG125electrostatic stabiliser
AGLU144metal ligand
AASN146metal ligand
ASER151electrostatic stabiliser
ALYS305electrostatic stabiliser
ALYS364electrostatic stabiliser
AGLU368metal ligand
AGLY369electrostatic stabiliser
AARG450electrostatic stabiliser

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PDB entries from 2026-02-25

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