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2IFQ

Crystal structure of S-nitroso thioredoxin

Functional Information from GO Data
ChainGOidnamespacecontents
A0000122biological_processnegative regulation of transcription by RNA polymerase II
A0003723molecular_functionRNA binding
A0004791molecular_functionthioredoxin-disulfide reductase (NADPH) activity
A0005515molecular_functionprotein binding
A0005576cellular_componentextracellular region
A0005634cellular_componentnucleus
A0005654cellular_componentnucleoplasm
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0009314biological_processresponse to radiation
A0015035molecular_functionprotein-disulfide reductase activity
A0042803molecular_functionprotein homodimerization activity
A0043388biological_processpositive regulation of DNA binding
A0045454biological_processcell redox homeostasis
A0046826biological_processnegative regulation of protein export from nucleus
A0047134molecular_functionprotein-disulfide reductase (NAD(P)H) activity
A0051897biological_processpositive regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction
A0055114biological_processobsolete oxidation-reduction process
A0061692biological_processcellular detoxification of hydrogen peroxide
A0070062cellular_componentextracellular exosome
A0071731biological_processresponse to nitric oxide
A2000170biological_processpositive regulation of peptidyl-cysteine S-nitrosylation
B0000122biological_processnegative regulation of transcription by RNA polymerase II
B0003723molecular_functionRNA binding
B0004791molecular_functionthioredoxin-disulfide reductase (NADPH) activity
B0005515molecular_functionprotein binding
B0005576cellular_componentextracellular region
B0005634cellular_componentnucleus
B0005654cellular_componentnucleoplasm
B0005737cellular_componentcytoplasm
B0005829cellular_componentcytosol
B0009314biological_processresponse to radiation
B0015035molecular_functionprotein-disulfide reductase activity
B0042803molecular_functionprotein homodimerization activity
B0043388biological_processpositive regulation of DNA binding
B0045454biological_processcell redox homeostasis
B0046826biological_processnegative regulation of protein export from nucleus
B0047134molecular_functionprotein-disulfide reductase (NAD(P)H) activity
B0051897biological_processpositive regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction
B0055114biological_processobsolete oxidation-reduction process
B0061692biological_processcellular detoxification of hydrogen peroxide
B0070062cellular_componentextracellular exosome
B0071731biological_processresponse to nitric oxide
B2000170biological_processpositive regulation of peptidyl-cysteine S-nitrosylation
C0000122biological_processnegative regulation of transcription by RNA polymerase II
C0003723molecular_functionRNA binding
C0004791molecular_functionthioredoxin-disulfide reductase (NADPH) activity
C0005515molecular_functionprotein binding
C0005576cellular_componentextracellular region
C0005634cellular_componentnucleus
C0005654cellular_componentnucleoplasm
C0005737cellular_componentcytoplasm
C0005829cellular_componentcytosol
C0009314biological_processresponse to radiation
C0015035molecular_functionprotein-disulfide reductase activity
C0042803molecular_functionprotein homodimerization activity
C0043388biological_processpositive regulation of DNA binding
C0045454biological_processcell redox homeostasis
C0046826biological_processnegative regulation of protein export from nucleus
C0047134molecular_functionprotein-disulfide reductase (NAD(P)H) activity
C0051897biological_processpositive regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction
C0055114biological_processobsolete oxidation-reduction process
C0061692biological_processcellular detoxification of hydrogen peroxide
C0070062cellular_componentextracellular exosome
C0071731biological_processresponse to nitric oxide
C2000170biological_processpositive regulation of peptidyl-cysteine S-nitrosylation
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EOH C 106
ChainResidue
CGLN4
CGLU6
CALA10
CVAL86
CGLY87
CGLU103

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EOH C 107
ChainResidue
CGLY83
CHOH110
CHOH131
CLEU15
CPHE80
CLYS82

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EOH C 108
ChainResidue
BPHE41
BLYS94
CGLU47
CLYS48
CLYS82

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EOH B 106
ChainResidue
BGLY33
CTHR9
CGLN84
CLYS85

Functional Information from PROSITE/UniProt
site_idPS00194
Number of Residues19
DetailsTHIOREDOXIN_1 Thioredoxin family active site. VVdFSatWCGPCKmIkpfF
ChainResidueDetails
AVAL24-PHE42
BVAL24-PHE42

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsACT_SITE: Nucleophile => ECO:0000269|PubMed:9108029
ChainResidueDetails
BGLY33
BLYS36
CGLY33
CLYS36

site_idSWS_FT_FI2
Number of Residues1
DetailsSITE: Deprotonates C-terminal active site Cys => ECO:0000305
ChainResidueDetails
BPHE27
CPHE27

site_idSWS_FT_FI3
Number of Residues2
DetailsSITE: Contributes to redox potential value => ECO:0000305
ChainResidueDetails
BPRO34
BCYS35
CPRO34
CCYS35

site_idSWS_FT_FI4
Number of Residues2
DetailsMOD_RES: N6-acetyllysine => ECO:0007744|PubMed:19608861
ChainResidueDetails
BGLN4
BPRO40
CGLN4
CPRO40

site_idSWS_FT_FI5
Number of Residues1
DetailsMOD_RES: N6-succinyllysine => ECO:0000250|UniProtKB:P10639
ChainResidueDetails
BTHR9
CTHR9

site_idSWS_FT_FI6
Number of Residues2
DetailsMOD_RES: S-nitrosocysteine => ECO:0000269|PubMed:17260951
ChainResidueDetails
BGLN63
BGLU70
CGLN63
CGLU70

site_idSWS_FT_FI7
Number of Residues1
DetailsMOD_RES: S-nitrosocysteine; alternate => ECO:0000269|PubMed:16408020, ECO:0000269|PubMed:17606900
ChainResidueDetails
BMET74
CMET74

site_idSWS_FT_FI8
Number of Residues1
DetailsMOD_RES: N6-succinyllysine; alternate => ECO:0000250|UniProtKB:P10639
ChainResidueDetails
BGLU95
CGLU95

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1mek
ChainResidueDetails
APRO34
ACYS35
ACYS32
AGLY33

site_idCSA2
Number of Residues4
DetailsAnnotated By Reference To The Literature 1mek
ChainResidueDetails
CPRO34
CCYS35
CCYS32
CGLY33

site_idCSA3
Number of Residues4
DetailsAnnotated By Reference To The Literature 1mek
ChainResidueDetails
BPRO34
BCYS35
BCYS32
BGLY33

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1mek
ChainResidueDetails
ACYS35
ACYS32

site_idCSA5
Number of Residues2
DetailsAnnotated By Reference To The Literature 1mek
ChainResidueDetails
CCYS35
CCYS32

site_idCSA6
Number of Residues2
DetailsAnnotated By Reference To The Literature 1mek
ChainResidueDetails
BCYS35
BCYS32

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PDB entries from 2025-01-22

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