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1CLX

CATALYTIC CORE OF XYLANASE A

Functional Information from GO Data
ChainGOidnamespacecontents
A0004553molecular_functionhydrolase activity, hydrolyzing O-glycosyl compounds
A0005975biological_processcarbohydrate metabolic process
B0004553molecular_functionhydrolase activity, hydrolyzing O-glycosyl compounds
B0005975biological_processcarbohydrate metabolic process
C0004553molecular_functionhydrolase activity, hydrolyzing O-glycosyl compounds
C0005975biological_processcarbohydrate metabolic process
D0004553molecular_functionhydrolase activity, hydrolyzing O-glycosyl compounds
D0005975biological_processcarbohydrate metabolic process
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 348
ChainResidue
AASN253
AASP256
AASN258
AASN261
AASP262
AHOH349

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA B 348
ChainResidue
BASP256
BASN258
BASN261
BASP262
BHOH626
BASN253

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA C 348
ChainResidue
CASN253
CASP256
CASN258
CASN261
CASP262
CHOH903

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA D 348
ChainResidue
DASN253
DASP256
DASN258
DASN261
DASP262
DHOH1180

site_idCAT
Number of Residues2
DetailsTWO CATALYTIC RESIDUES ACID-BASE GLU 127 NUCLEOPHILE GLU 246.
ChainResidue
AGLU127
AGLU246

Functional Information from PROSITE/UniProt
site_idPS00591
Number of Residues11
DetailsGH10_1 Glycosyl hydrolases family 10 (GH10) active site. TLKIkITELDV
ChainResidueDetails
ATHR239-VAL249

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsACT_SITE: Proton donor
ChainResidueDetails
AGLU127
BGLU127
CGLU127
DGLU127

site_idSWS_FT_FI2
Number of Residues4
DetailsACT_SITE: Nucleophile
ChainResidueDetails
AGLU246
BGLU246
CGLU246
DGLU246

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1exp
ChainResidueDetails
AHIS215
AASP248
AGLU246
AGLU127

site_idCSA2
Number of Residues4
DetailsAnnotated By Reference To The Literature 1exp
ChainResidueDetails
BHIS215
BASP248
BGLU246
BGLU127

site_idCSA3
Number of Residues4
DetailsAnnotated By Reference To The Literature 1exp
ChainResidueDetails
CHIS215
CASP248
CGLU246
CGLU127

site_idCSA4
Number of Residues4
DetailsAnnotated By Reference To The Literature 1exp
ChainResidueDetails
DHIS215
DASP248
DGLU246
DGLU127

site_idCSA5
Number of Residues1
DetailsAnnotated By Reference To The Literature 1exp
ChainResidueDetails
AGLU127

site_idCSA6
Number of Residues1
DetailsAnnotated By Reference To The Literature 1exp
ChainResidueDetails
BGLU127

site_idCSA7
Number of Residues1
DetailsAnnotated By Reference To The Literature 1exp
ChainResidueDetails
CGLU127

site_idCSA8
Number of Residues1
DetailsAnnotated By Reference To The Literature 1exp
ChainResidueDetails
DGLU127

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PDB entries from 2025-06-18

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