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

1E9G

STRUCTURE OF INORGANIC PYROPHOSPHATASE

Functional Information from GO Data
ChainGOidnamespacecontents
A0000287molecular_functionmagnesium ion binding
A0004427molecular_functioninorganic diphosphate phosphatase activity
A0005515molecular_functionprotein binding
A0005634cellular_componentnucleus
A0005737cellular_componentcytoplasm
A0006796biological_processphosphate-containing compound metabolic process
A0016787molecular_functionhydrolase activity
A0046872molecular_functionmetal ion binding
B0000287molecular_functionmagnesium ion binding
B0004427molecular_functioninorganic diphosphate phosphatase activity
B0005515molecular_functionprotein binding
B0005634cellular_componentnucleus
B0005737cellular_componentcytoplasm
B0006796biological_processphosphate-containing compound metabolic process
B0016787molecular_functionhydrolase activity
B0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MN A 1001
ChainResidue
AASP115
AASP120
AASP152
AHOH2507
AHOH2523
APO43002

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MN A 1002
ChainResidue
AHOH2510
AHOH2523
APO43002
AASP120
AHOH2508
AHOH2509

site_idAC3
Number of Residues11
DetailsBINDING SITE FOR RESIDUE MN A 1003
ChainResidue
ALYS56
AGLU58
AHOH2511
AHOH2512
AHOH2513
AHOH2514
AHOH2515
AHOH2516
AHOH2517
APO43001
APO43002

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MN A 1004
ChainResidue
AASP147
AASP152
AHOH2518
AHOH2519
APO43001
APO43002

site_idAC5
Number of Residues15
DetailsBINDING SITE FOR RESIDUE PO4 A 3001
ChainResidue
ALYS56
AGLU58
AARG78
AASP147
ATYR192
ALYS193
AMN1003
AMN1004
AHOH2514
AHOH2516
AHOH2517
AHOH2519
AHOH2520
AHOH2521
APO43002

site_idAC6
Number of Residues17
DetailsBINDING SITE FOR RESIDUE PO4 A 3002
ChainResidue
ALYS56
AGLU58
ATYR93
AASP115
AASP117
AASP120
AASP152
ALYS154
AMN1001
AMN1002
AMN1003
AMN1004
AHOH2508
AHOH2518
AHOH2522
AHOH2523
APO43001

site_idAC7
Number of Residues8
DetailsBINDING SITE FOR RESIDUE MN B 1005
ChainResidue
BASP115
BASP120
BASP152
BMN1006
BMN1008
BHOH2488
BHOH2489
BPO43002

site_idAC8
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MN B 1006
ChainResidue
BASP120
BMN1005
BHOH2489
BHOH2490
BHOH2491
BHOH2492
BPO43002

site_idAC9
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MN B 1007
ChainResidue
BGLU58
BHOH2493
BHOH2494
BHOH2495
BPO43001
BPO43002

site_idBC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MN B 1008
ChainResidue
BASP147
BASP152
BMN1005
BHOH2496
BHOH2497
BPO43001
BPO43002

site_idBC2
Number of Residues14
DetailsBINDING SITE FOR RESIDUE PO4 B 3001
ChainResidue
BHOH2496
BHOH2498
BHOH2499
BPO43002
BLYS56
BGLU58
BARG78
BASP147
BTYR192
BLYS193
BMN1007
BMN1008
BHOH2493
BHOH2495

site_idBC3
Number of Residues15
DetailsBINDING SITE FOR RESIDUE PO4 B 3002
ChainResidue
BLYS56
BGLU58
BTYR93
BASP115
BASP120
BASP152
BLYS154
BMN1005
BMN1006
BMN1007
BMN1008
BHOH2489
BHOH2497
BHOH2500
BPO43001

Functional Information from PROSITE/UniProt
site_idPS00387
Number of Residues7
DetailsPPASE Inorganic pyrophosphatase signature. DNDPIDV
ChainResidueDetails
AASP115-VAL121

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PubMed","id":"1322842","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"18407956","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"15665377","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"17330950","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"18407956","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"19779198","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues6
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"22106047","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues1
DetailsAnnotated By Reference To The Literature 1wgi
ChainResidueDetails
AASP117

site_idCSA2
Number of Residues1
DetailsAnnotated By Reference To The Literature 1wgi
ChainResidueDetails
BASP117

244693

PDB entries from 2025-11-12

PDB statisticsPDBj update infoContact PDBjnumon