Loading
PDBj
MenuPDBj@FacebookPDBj@TwitterPDBj@YouTubewwPDB FoundationwwPDB
RCSB PDBPDBeBMRBAdv. SearchSearch help

1ITX

Catalytic Domain of Chitinase A1 from Bacillus circulans WL-12

Functional Information from GO Data
ChainGOidnamespacecontents
A0004553molecular_functionhydrolase activity, hydrolyzing O-glycosyl compounds
A0005975biological_processcarbohydrate metabolic process
A0008061molecular_functionchitin binding
Functional Information from PDB Data
site_idAC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL A 1001
ChainResidue
AGLY87
APRO89
AARG169
AHOH1034
AHOH1094
AHOH1270
AHOH1380
AHOH1561

site_idAC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL A 1002
ChainResidue
AASN113
ATHR179
AARG387
ATRP389
AGLU413
AGOL1011
AHOH1059
AHOH1748
ATRP82

site_idAC3
Number of Residues10
DetailsBINDING SITE FOR RESIDUE GOL A 1003
ChainResidue
ATHR128
AASP132
ATHR133
ATRP134
ATHR176
AALA177
AASP391
ALYS394
AHOH1052
AHOH1588

site_idAC4
Number of Residues10
DetailsBINDING SITE FOR RESIDUE GOL A 1004
ChainResidue
AASP343
AGLY344
AASN403
ALYS404
AARG405
ASER424
ALYS425
AHOH1133
AHOH1359
AHOH1761

site_idAC5
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL A 1005
ChainResidue
AASN59
AASN61
AASP64
AVAL207
APRO218
ALYS221
AHOH1169
AHOH1191
AHOH1755

site_idAC6
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL A 1006
ChainResidue
AASN83
AASN110
APRO112
AASN113
AASN381
AHOH1103
AHOH1195
AHOH1468

site_idAC7
Number of Residues10
DetailsBINDING SITE FOR RESIDUE GOL A 1007
ChainResidue
ATYR49
APHE77
AASP202
AGLU204
AALA251
AMET277
ATYR279
ATRP433
AHOH1104
AHOH1230

site_idAC8
Number of Residues10
DetailsBINDING SITE FOR RESIDUE GOL A 1008
ChainResidue
ALEU33
AGLN34
APRO35
AGLY253
AALA254
AMET277
ATYR279
AASP280
AHOH1759
AHOH1766

site_idAC9
Number of Residues11
DetailsBINDING SITE FOR RESIDUE GOL A 1009
ChainResidue
AILE138
AASN143
AASN146
ALYS193
AGLN347
AHOH1097
AHOH1198
AHOH1248
AHOH1309
AHOH1387
AHOH1465

site_idBC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL A 1010
ChainResidue
AASN195
AASP242
AGLN347
AALA348
AGLY349
AHOH1069
AHOH1152
AHOH1537

site_idBC2
Number of Residues12
DetailsBINDING SITE FOR RESIDUE GOL A 1011
ChainResidue
AHOH1043
AHOH1411
AHOH1426
AHOH1742
AHOH1762
AHOH1767
ATRP82
AASN83
AARG387
ATYR388
ATRP389
AGOL1002

Functional Information from PROSITE/UniProt
site_idPS01095
Number of Residues9
DetailsGH18_1 Glycosyl hydrolases family 18 (GH18) active site signature. FDGVDLDwE
ChainResidueDetails
APHE196-GLU204

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Proton donor => ECO:0000255|PROSITE-ProRule:PRU01258
ChainResidueDetails
AGLU204

site_idSWS_FT_FI2
Number of Residues5
DetailsBINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU01258
ChainResidueDetails
AASP135
AGLY162
ATYR205
AMET277
ATRP433

Catalytic Information from CSA
site_idCSA1
Number of Residues2
Detailsa catalytic site defined by CSA, PubMed Tews1997, 8103047
ChainResidueDetails
AGLU204
AASP200

site_idMCSA1
Number of Residues4
DetailsM-CSA 817
ChainResidueDetails
AASP200electrostatic stabiliser
AASP202electrostatic stabiliser, steric role
AGLU204activator, increase nucleophilicity, promote heterolysis, proton acceptor, proton donor
ATYR279electrostatic stabiliser, steric role

226707

PDB entries from 2024-10-30

PDB statisticsPDBj update infoContact PDBjnumon