Glycoside Hydrolase Family 19

Activities in Familychitinase (EC 3.2.1.14); lysozyme (EC 3.2.1.17)
Mechanism Inverting
Catalytic Nucleophile/BaseNot known
Catalytic Proton DonorNot known
NoteContains chitinases of classes I, II, and IV.
External resourcesCAZypedia; HOMSTRAD; PROSITE;
Statistics GenBank accession (6318); Uniprot accession (970); PDB accession (28); 3D entries (16); cryst (0)
All (5449) Bacteria (3954) Eukaryota (889) Viruses (604) unclassified (2) Structure (16) Characterized (176)
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D
 chitinase (ChitP1) 3.2.1.14 Cucurbita cv. Ebisu Nankin BAA31131.1 O80404  
 chitinase (fragment)   Cucurbita moschata ABU24288.1 A7UGA7  
 CC1798 (fragment)   Cupressus chengiana AOR07263.1    
 CC1798 (fragment)   Cupressus chengiana AOR07267.1    
 CC1798 (fragment)   Cupressus chengiana AOR07270.1    
 CC1798 (fragment)   Cupressus chengiana AOR07262.1    
 CC1798 (fragment)   Cupressus chengiana AOR07266.1    
 CC1798 (fragment)   Cupressus chengiana AOR07271.1    
 CC1798 (fragment)   Cupressus chengiana AOR07272.1    
 CC1798 (fragment)   Cupressus chengiana AOR07265.1    
 CC1798 (fragment)   Cupressus chengiana AOR07268.1    
 CC1798 (fragment)   Cupressus chengiana AOR07273.1    
 CC1798 (fragment)   Cupressus chengiana AOR07269.1    
 CC1798 (fragment)   Cupressus chengiana AOR07264.1    
 Pr3-ch1 (fragment)   Cydonia oblonga AGO03754.1    
 chitinase Cht1 (fragment)   Cynodon dactylon AAB81596.1
AAC95375.1
O22520
Q9ZSE8
 
 chitinase Cht2 3.2.1.14 Cynodon dactylon AAC95376.1 Q9ZSE7  
 class IV endochitinase   Dactylis glomerata AET86623.2
AET86623.1
   
 chitinase (ChiA4;Ep3;EP3-1/H5) 3.2.1.14 Daucus carota AAC49435.1 Q96408  
 chitinase (EP3-3/E7)   Daucus carota AAB08469.1 Q96410  
 chitinase (EP3B/E6) 3.2.1.14 Daucus carota AAB08470.1 Q96411  
 chitinase (ChiA4;Ep3;EP3-2/H1)   Daucus carota AAB08468.1
AAO93092.1
Q7XAF6
Q96409
 
 class I chitinase   Dimocarpus longan ACH92946.2
ADK70388.1
B5TYQ3  
 chitinase (fragment)   Dimocarpus longan ACQ77598.1 C4P744  
 chitinase   Dimocarpus longan ACZ52964.1 D1MJ99  
 chitinase I (Chit1) 3.2.1.14 Dionaea muscipula AHB62682.1
AAT66917.1
AFH78563.1
ALO61073.1
Q6DUJ9  
 chitinase 3.2.1.14 Dioscorea japonica AAB23692.1 P80052  
 chitinase 3.2.1.14 Dioscorea oppositifolia BAC56863.1
ABJ31179.1
Q852P9  
 basic chitinase 1 (B-chi1)   Diospyros kaki ASL69226.1    
 class I chitinase (DachI)   Drosera adelae BAR13254.1    
 basic chitinase   Drosera adelae BAW35424.1    
 class I chitinase-1, partial (Chiti-1) (fragment)   Drosera binata AFH78560.1    
 class I chitinase-2, partial (Chiti-2) (fragment)   Drosera binata AFH78561.1    
 Chiti-1 (fragment)   Drosera capensis AFH78562.1    
 endochitinase   Drosera rotundifolia AMM76171.1    
 ORF (fragment)   Drosera rotundifolia AAT44729.1 Q6IV09  
 ORF (fragment)   Drosera rotundifolia AAT44728.1 Q6IV10  
 Chit1 (fragment)   Drosera spatulata AAT66916.1 Q6DUK0  
 chitinase (acidic) 3.2.1.14 Elaeagnus umbellata AAC16010.1 O65330  
 chitinase (Basic) 3.2.1.14 Elaeagnus umbellata AAC16011.1 O65331  
 Chi1   Elaeis guineensis ADC55619.2
ADC55619.1
D3XDI3  
 class II chitinase, partial (Chi2)   Elaeis guineensis AEL89178.1    
 Chit1-1   Elaeis guineensis AFV30204.1    
 class IV chitinase (Cht)   Elaeis oleifera ACO57438.1 C1K2E8  
 EMIHUDRAFT_463778   Emiliania huxleyi CCMP1516 EOD21789.1    
 ECU09_1320   Encephalitozoon cuniculi GB-M1 AGE96502.1
CAD27103.1
NP_597055.1
Q8STP5  
 EHEL_091360   Encephalitozoon hellem ATCC 50504 AFM99030.1    
 Eint_091390   Encephalitozoon intestinalis ATCC 50506 ADM12267.1 E0S902  
 EROM_090700   Encephalitozoon romaleae SJ-2008 AFN83687.1    
 Chi1   Epipremnum aureum BAI63079.1 D2KZ17  
 Chit1   Eucommia ulmoides AHX74092.1    
 CHIT2   Eucommia ulmoides AHX74093.1    
 chitinase (Ee-chitinase)   Euonymus europaeus AAP35272.1
AAP35271.1
Q7X9R8
Q7Y237
 
 Ee-CBPl   Euonymus europaeus AAP35270.1 Q7X9R9  
 antimicrobial peptide (Ee-CBPb)   Euonymus europaeus AAP35269.1 Q7Y238  
 chitinase   Euphorbia tirucalli BAV60252.1    
 unnamed protein product   Eutrema halophilum BAJ33659.1 E4MVM6  
 unnamed protein product   Eutrema halophilum BAJ33936.1 E4MWF3  
 unnamed protein product   Eutrema halophilum BAJ34362.1 E4MXM9  
 class I chitinase (Chit1)   Festuca arundinacea ACJ23248.1 B8R3R6  
 chitinase (Chi)   Ficus carica AAO17294.1 Q84LK1  
 Chitinase   Ficus carica BBD74163.1    
 class I chitinase, partial (fragment)   Ficus carica BBD74162.1    
 chitinase (probable fragment)   Ficus pumila var. awkeotsang ABB86300.1 Q2VAC7  
 class IV chitinase (Chi4-2;FaCHI4-2)   Fragaria x ananassa AET44160.1    
 chitinase (Chi2-1)   Fragaria x ananassa ABU55294.1
ABQ42593.1
ACJ46583.1
A5JW48
B2X051
 
 chitinase (Chi2-2) 3.2.1.14 Fragaria x ananassa AAG37276.1
AAL16893.1
Q944U5
Q9FPM1
 
 Go-cht1b2   Galega orientalis AAP03089.1 Q7X9F4  
 Go-cht1a   Galega orientalis AAP03088.1 Q7X9F5  
 cht1b   Galega orientalis AAP03087.1 Q7X9F6  
 chtIV   Galega orientalis AAP03085.1 Q7X9F8  
 chitinase A (ChiA;BcChiA;BcChi-A) 3.2.1.14 Gemmabryum coronatum BAF99002.1 A9ZSX9 3WH1[A]
4IJ4[A]
 unknown   Glycine max ACU16135.1 C6T397  
 unknown   Glycine max ACU17801.1 C6T7J9  
 unknown   Glycine max ACU18968.1 C6TAW6  
 unknown   Glycine max ACU19724.1 C6TD22  
 unknown (fragment)   Glycine max ACU21548.1 C6TI96  
 unknown   Glycine max ACU22808.1 C6TIR8  
 unknown   Glycine max ACU23323.1 C6TK83  
 chitinase (ChiA1;ChN1) 3.2.1.14 Glycine max AAK01734.1
AAF17593.1
Q9SDY6  
 chitinase class I (Chi1) (fragment)   Glyptostrobus pensilis BAB91496.1 Q8LSU2  
 CLT4   Gossypium barbadense ABL86686.1 B5G510  
 CLT1 (fragment)   Gossypium barbadense ABL86683.1 B5G507  
 CLT2 (fragment)   Gossypium barbadense ABL86684.1 B5G508  
 CLT3   Gossypium barbadense ABL86685.1 B5G509  
 ORF (fragment)   Gossypium barbadense AAQ84319.1 Q6UA09  
 class IV chitinase   Gossypium barbadense AER29902.1    
 chitinase (Chia7)   Gossypium hirsutum AAP80801.1
AAP80800.1
Q7X7Q1  
 chitinase 3.2.1.14 Gossypium hirsutum CAA92277.1 P93154  
 chitinase 3.2.1.14 Gossypium hirsutum AAD11255.1 Q9ZTT8  
 chitinase 1 3.2.1.14 Gossypium hirsutum AAB67842.1
ADI56257.1
D7RTU7
Q39799
 
 chitinase 2 3.2.1.14 Gossypium hirsutum AAB68047.1
AAB01339.1
Q39785  
 chitinase-like protein (Ctl1)   Gossypium hirsutum AAQ56598.1
ABJ34489.1
Q6JX04  
 chitinase-like protein (Ctl2)   Gossypium hirsutum AAQ56599.1
ABJ34490.1
Q6JX03  
 chitinase (fragment)   Halimolobos perplexus var. perplexus AAF69782.1 Q9M7G5  
 chitinase (fragment)   Helianthus annuus AAB57694.1 O04222  
 chitinase-1 (Chi-1)   Heligmosomoides polygyrus bakeri CCC54338.1    
 chitinase-like protein 2 (Clp2;HbCLP2;Chi-L2;LaCIC;Hev b 11.0102)   Hevea brasiliensis AHF88837.1
CAD24068.1
   
 chitinase-like protein 1 / allergen (Rq30;Clp1;Chi-L1;HbCLP1;Hev b 11.0101)   Hevea brasiliensis AHF88836.1
CAC42881.1
Q949H3 4MST[A,B]
 class 1 chitinase   Hippophae rhamnoides ADP68560.1 E5FQ61  
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