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 (5601); Uniprot accession (970); PDB accession (28); 3D entries (16); cryst (0)
All (4745) Bacteria (3396) Eukaryota (838) Viruses (509) unclassified (2) Structure (16) Characterized (176)
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D
 R10D12.15 or T26F2.1   Caenorhabditis elegans Bristol N2 CAB03255.1
CAB04840.1
CAB04842.1
CCW45992.1
NP_506472.1
NP_506473.1
G5EDK9
P92013
 
 Y50D4A.3   Caenorhabditis elegans Bristol N2 CCD67102.2    
 Y50D4A.3   Caenorhabditis elegans Bristol N2 AAK68504.1
NP_503391.1
Q95Y59  
 chitinase   Camellia sinensis AKM77643.1    
 chitinase (Chit1B)   Camellia sinensis ACX42261.1 D0EWF1  
 ORF (fragment)   Camellia sinensis AAP83937.1    
 chitinase (Chit1)   Camellia sinensis AET95643.1    
 chitinase 3.2.1.14 Canavalia ensiformis CAA07413.1 O81934 1DXJ[A]
 chitinase (Chi2;CaChi2) 3.2.1.14 Capsicum annuum AAC36359.1
AAX20032.1
O82552  
 chitinase   Capsicum annuum ACM47315.1 B9VRK7  
 chitinase (fragment)   Capsicum annuum AAR90844.1 Q6RH76  
 endochitinase (fragment)   Capsicum annuum AAY90154.1 Q4JLT7  
 class IV chitinase (ChitiV)   Capsicum annuum AJF11981.1    
 chitinase (fragment)   Capsicum chinense ACR09632.1 C5IDR3  
 EChi (fragment)   Capsicum chinense BAG30907.1 B2NIW9  
 Chi (fragment)   Capsicum chinense BAG30914.1 B2NIX6  
 lysozyme / chitinase (major) (partial) 3.2.1.14 Carica papaya   P81241
P85084
3CQL[B]
3CQL[A]
 chitinase 1B (ChiA1;Cas s 5) 3.2.1.14 Castanea sativa CAA64868.1
AAB01895.1
ADN39439.1
Q42428  
 chitinase Ch1 (fragment)   Castanea sativa   P29137  
 class I chitinase   Casuarina equisetifolia ADQ43720.1 E5LCJ0  
 chitinase class I   Casuarina glauca ABZ80406.1 B0ZC08  
 ORF   Catharanthus roseus ADK98562.1    
 chitinase (fragment)   Cenchrus americanus ADG65345.1 D8V069  
 CC1798 (fragment)   Chamaecyparis formosensis BAF46012.1 A2PZ58  
 CC1798 (fragment)   Chamaecyparis obtusa BAF46017.1 A2PZ63  
 CC1798 (fragment)   Chamaecyparis obtusa BAF46018.1 A2PZ64  
 CC1798 (fragment)   Chamaecyparis pisifera BAF46013.1 A2PZ59  
 CC1798 (fragment)   Chamaecyparis pisifera BAF46014.1
BAF46016.1
A2PZ60  
 CC1798 (fragment)   Chamaecyparis pisifera BAF46015.1 A2PZ61  
 chitinase (Cap9) 3.2.1.14 Chenopodium amaranticolor BAA22965.1 O23803  
 chitinase (Cam18) 3.2.1.14 Chenopodium amaranticolor BAA22966.1 O23804  
 chitinase (Cam19) 3.2.1.14 Chenopodium amaranticolor BAA22967.1 O23805  
 chitinase (Cam24) 3.2.1.14 Chenopodium amaranticolor BAA22968.1 O23806  
 chitinase   Chimonanthus praecox ACL81177.1 B8YPL6  
 chitinase Ib   Chimonanthus praecox ACN55075.1 C0LNR1  
 chitinase   Chrysanthemum x morifolium ASA33932.1    
 chitinase 3.2.1.14 Cicer arietinum CAA10189.1 Q9ZP10  
 chitinase   Cicer arietinum AII99852.1    
 chitinase (fragment)   Cicer arietinum AII99853.1    
 acidic chitinase (RlemAchiI)   Citrus jambhiri BAC20284.1 Q8H986  
 acidic chitinase (RlemAchiII)   Citrus jambhiri BAC20285.1 Q8H985  
 basic chitinase (BchI) (fragment)   Citrus jambhiri BAK19488.1    
 chitinase   Citrus reticulata AIA22194.1    
 chitinase 3.2.1.14 Citrus sinensis CAA93847.1 Q43752  
 chitinase (Chi1) 3.2.1.14 Citrus sinensis AAC35981.1 O82547  
 Chi (fragment)   Citrus unshiu BAG28346.1 B2DD07  
 chitinase (fragment)   Coix lacryma-jobi   P15326  
 chitinase class I (fragment)   Corchorus olitorius ABS72188.1 A7LIT4  
 class IV chitinase (CHIV)   Corylus heterophylla AEM97876.1    
 chitinase (SafchiA) 3.2.1.14 Crocus sativus ACC68684.1 B5L6N2  
 chitinase (Chi1) (fragment)   Cryptomeria japonica BAB91498.1 Q8LSU0  
 Chi1   Cryptomeria japonica BAD02561.1
BAD02535.1
BAD02536.1
BAD02537.1
BAD02538.1
BAD02539.1
BAD02540.1
BAD02541.1
BAD02542.1
BAD02543.1
BAD02544.1
BAD02545.1
BAD02546.1
BAD02547.1
BAD02548.1
BAD02549.1
BAD02550.1
BAD02551.1
BAD02552.1
BAD02553.1
BAD02554.1
BAD02555.1
BAD02556.1
BAD02557.1
BAD02558.1
BAD02559.1
BAD02560.1
BAD02562.1
BAD02563.1
BAD02564.1
BAD02565.1
BAD02566.1
BAD02567.1
BAD02568.1
BAD02569.1
BAD02570.1
BAD02571.1
BAD02572.1
BAD02573.1
BAD02574.1
BAD02575.1
BAD02576.1
BAD02577.1
BAD02578.1
BAD02579.1
BAD02580.1
BAD02581.1
BAD02582.1
BAE43609.1
BAE43610.1
BAE43611.1
BAE43612.1
BAE43613.1
BAE43614.1
BAE43615.1
BAE43616.1
BAE43617.1
BAE43618.1
BAE43619.1
BAE43620.1
BAE43621.1
BAE43622.1
BAE43623.1
BAE43624.1
BAE43625.1
BAE43626.1
BAE43627.1
BAE43628.1
BAE43629.1
BAE43630.1
BAE43631.1
BAE43632.1
BAE43633.1
BAE43634.1
BAE43635.1
BAE43636.1
BAE43637.1
BAE43638.1
BAE43639.1
BAE43640.1
BAF46006.1
BAF46007.1
BAF46008.1
BAF46009.1
BAF46010.1
BAF46011.1
Q76JK0  
 class IV chitinase (Cjp-4)   Cryptomeria japonica BAD77932.1 Q5NTA4 5H7T[A]
 endochitinase (Mcht-2)   Cucumis melo BAB40817.2 Q9AVA8  
 chitinase 2 (Chi2) 3.2.1.14 Cucumis melo AAF64475.1
AAF69836.1
Q9LE03  
 family 19 chitinase, partial (Cht-2)   Cucumis melo var. saccharinus APF47214.1    
 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  
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