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 (6762); Uniprot accession (970); PDB accession (28); 3D entries (16); cryst (0)
All (5889) Bacteria (4302) Eukaryota (893) Viruses (692) unclassified (2) Structure (16) Characterized (176)
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D
 unknown (WS0125_J03)   Populus trichocarpa ABK95866.1
CAZ64529.1
A9PHL3  
 unknown (WS0135_O22)   Populus trichocarpa x Populus deltoides ABK96628.1 A9PJS5  
 chitinase 1   Populus x canadensis AEZ67300.1    
 chitinase 4   Populus x canadensis AEZ67303.1    
 chitinase 5   Populus x canadensis AEZ67304.1    
 chitinase 7   Populus x canadensis AEZ67306.1    
 chitinase (fragment)   Pringlea antiscorbutica AAP94636.1 Q7XBC3  
 class IV chitinase (fragment)   Prunus dulcis ABR13304.1 A7Y7L3  
 basic chitinase type I (CHI) (fragment)   Prunus persica AAF17248.1 Q9SDW1  
 class IV chitinase (Ch4-2)   Pseudotsuga menziesii ACP43363.1 C3VPA0  
 class IV chitinase (Ch4-1)   Pseudotsuga menziesii ACP43362.1 C3VP99  
 class II chitinase 2-2   Pseudotsuga menziesii ACY06318.1 D7P705  
 class II chitinase 2-1   Pseudotsuga menziesii ACY06317.1 D7P704  
 class II chitinase 2-3   Pseudotsuga menziesii ACY06319.1 D7P706  
 class II chitinase 4-1   Pseudotsuga menziesii ACY06320.1 D7P707  
 class IV chitinase 4-2   Pseudotsuga menziesii ACY06321.1 D7P708  
 class IV chitinase 4-3 (fragment)   Pseudotsuga menziesii ACY06322.1 D7P709  
 class IV chitinase 4-4   Pseudotsuga menziesii ACY06323.1 D7P710  
 class IV chitinase 4-5 (fragment)   Pseudotsuga menziesii ACY06324.1 D7P711  
 class IV chitinase 4-6 (fragment)   Pseudotsuga menziesii ACY06325.1 D7P712  
 chitinase 3.2.1.14 Psophocarpus tetragonolobus BAB13369.1 Q9FXL8  
 Pr3-ch1 (fragment)   Pyrus communis AGO03752.1    
 class I chitinase   Pyrus pyrifolia ACM45713.1 B9VQ31  
 class IV chitinase   Pyrus pyrifolia ACM45716.1 B9VQ34  
 class II chitinase   Pyrus pyrifolia ACM45714.1 B9VQ32  
 Pr3-ch1 (fragment)   Pyrus salicifolia AGO03753.1    
 Lchi1   Pyrus ussuriensis AKA43764.1    
 ChiII   Pyrus x bretschneideri AKZ17796.1    
 ChiI   Pyrus x bretschneideri AKZ17795.1    
 chitinase ppl-2   Pyrus x bretschneideri AIL82439.1    
 ORF   Quercus suber AHC69781.1    
 ORF (fragment)   Raphanus sativus var. raphanistroides ANA04459.1
ANA04460.1
ANA04461.1
ANA04462.1
ANA04463.1
ANA04464.1
ANA04465.1
ANA04466.1
ANA04467.1
ANA04468.1
ANA04469.1
ANA04470.1
   
 class II chitinase (Chi2;RhChi2)   Rhododendron irroratum ADF47472.1
ADF47475.1
D5LMH5  
 chitinase family protein, partial (fragment)   Rorippa amphibia AGY61480.1    
 chitinase family protein, partial (fragment)   Rorippa sylvestris AGY61481.1    
 chitinase, partial (fragment)   Saccharum arundinaceum AJI77533.1    
 chitinase (fragment)   Saccharum hybrid cultivar ADA70116.1 D2KK97  
 chitinase class VII   Saccharum hybrid cultivar AGY34712.1    
 chitinase class VII   Saccharum hybrid cultivar AGY34713.1    
 chitinase B   Saccharum hybrid cultivar Co 93009 ABP37785.1    
 chitinase B (ChiB) (fragment)   Saccharum hybrid cultivar CoC 671 AOE45511.1    
 chitinase (Chi7) (fragment)   Saccharum hybrid cultivar CoC 671 AOE45513.1    
 SHCRBa_216_L10_F_250   Saccharum hybrid cultivar R570 AGT16706.1    
 chitinase (Chiiv1)   Saccharum hybrid cultivar Yacheng05-179 AJW82847.1    
 chitinase 1   Saccharum hybrid cultivar Yacheng05-179 AIN36554.1    
 chitinase 7   Saccharum hybrid cultivar Yacheng05-179 AIN36552.1    
 chitinase 4   Saccharum hybrid cultivar Yacheng05-179 AIN36551.1    
 chitinase B   Saccharum officinarum ACL00871.1
ABP37783.1
ABP37821.1
A9XAV3  
 chitinase-B   Saccharum officinarum ACL00870.1
AAK92198.1
Q94EL5  
 hevein-like protein (VBL55)   Sambucus nigra AAL30422.1 Q944B8  
 hevein-like protein (VBL51)   Sambucus nigra AAL30421.1 Q944B9  
 chitinase (JET15) 3.2.1.14 Sambucus nigra CAA87072.1 Q43150  
 chitinase (JET19) 3.2.1.14 Sambucus nigra CAA87074.1 Q43151  
 hevein-like protein   Sambucus nigra AAD11406.1
AAD11407.1
AAD11408.1
Q9SYS4
Q9ZT60
Q9ZT61
 
 hevein-like protein (HLPf)   Sambucus nigra AAD12237.1 Q9SYS5  
 antifreeze protein (possible fragment)   Saussurea involucrata ABJ97672.1 A0FH78  
 chitinase A (RsC-A) 3.2.1.14 Secale cereale BAB18519.1 Q9FRV1  
 chitinase C (RSC-c) 3.2.1.14 Secale cereale BAB18520.1 Q9FRV0 4DWX[A,B]
4DYG[A,B]
4J0L[A]
 endochitinase-antifreeze protein (Cht46) 3.2.1.14 Secale cereale AAG53610.1 Q9AXR8  
 endochitinase-antifreeze protein (Cht9) 3.2.1.14 Secale cereale AAG53609.1 Q9AXR9  
 chitinase A 3.2.1.14 Solanum chilense AAA64999.1
AAA64998.1
Q40114  
 29 kDa chitinase (fragment)   Solanum dulcamara AAP32201.1 Q84LQ7  
 chitinase (fragment)   Solanum lycopersicum CAA02125.1    
 chitinase (Chi2) 3.2.1.14 Solanum lycopersicum AAB08443.1 Q42878  
 chitinase A (Chi3) 3.2.1.14 Solanum lycopersicum CAA78846.1
BAC76900.1
Q05539
Q7Y0S1
 
 chitinase B (Chi17) 3.2.1.14 Solanum lycopersicum CAA78844.1 Q05540  
 chitinase C (Chi9) 3.2.1.14 Solanum lycopersicum CAA78845.1 Q05538  
 chitinase D (Chi14) 3.2.1.14 Solanum lycopersicum CAA78843.1 Q05537  
 chitinase   Solanum lycopersicum ACZ36442.1    
 chitinase, partial (fragment)   Solanum melongena AOA32900.1    
 chitinase (ChtA3) 3.2.1.14 Solanum tuberosum AAB81962.1 Q9SBJ9  
 chitinase 3.2.1.14 Solanum tuberosum AAE52533.1
CAA30142.1
CAA33517.1
P05315  
 chitinase (ChtB3) 3.2.1.14 Solanum tuberosum CAA32351.1 P52405  
 chitinase (Sk2) 3.2.1.14 Solanum tuberosum CAA47921.1 Q43184  
 chitinase (ChtA2) 3.2.1.14 Solanum tuberosum AAB96341.1 Q43834  
 chitinase 1 (ChtB1) 3.2.1.14 Solanum tuberosum AAA18332.1 P52403  
 chitinase 2 (ChtB2) 3.2.1.14 Solanum tuberosum AAA17408.1 P52404  
 chitinase 3 (ChtB3) 3.2.1.14 Solanum tuberosum AAA17409.1 P52405
P52405
 
 chitinase 4 (ChtB4) 3.2.1.14 Solanum tuberosum AAA17410.1 P52406  
 chitinase (ChtA1) 3.2.1.14 Solanum tuberosum AAB96340.1
CAC51362.1
Q43835  
 chitinase (ChtA4) 3.2.1.14 Solanum tuberosum AAB81963.1 O22568  
 chitinase (ChtC1) 3.2.1.14 Solanum tuberosum AAC24807.1 O81144  
 chitinase (ChtC2) 3.2.1.14 Solanum tuberosum AAC24808.1
AAF25602.1
O81145  
 chit1 (fragment)   Solanum tuberosum CAJ77507.1 Q2HPK8  
 chitinase-B   Sorghum arundinaceum AAK97763.1
AAK92199.1
AAK97762.1
AAK97764.1
Q94EL4  
 ChiB (fragment)   Sorghum halepense ABA41463.1 Q3HWG7  
 chitinase-B   Sorghum halepense AAK92200.1
ABA41464.1
ABA41465.1
Q94EL3  
 ORF   Spalangia cameroni ALV66660.1    
 ORF   Spalangia cameroni ALV66659.1    
 ORF   Spalangia endius ALV66651.1    
 ORF   Spalangia endius ALV66650.1    
 chitinase   Spathiphyllum floribundum AUI10874.1
AUI10875.1
AUI10876.1
AUI10877.1
AUI10878.1
AUI10879.1
AUI10880.1
AUI10881.1
AUI10882.1
AUI10883.1
   
 SARC_00678   Sphaeroforma arctica JP610 KNC87201.1    
 SRAE_1000037600   Strongyloides ratti ED321 Heterogonic CEF62102.1    
 SRAE_1000052800   Strongyloides ratti ED321 Heterogonic CEF62255.1    
 ORF   Tachinaephagus zealandicus ALV66655.1    
 ORF   Tachinaephagus zealandicus ALV66654.1    
 ORF   Tachinaephagus zealandicus ALV66646.1    
 ORF   Tachinaephagus zealandicus ALV66653.1    
 chitinase class I (Chi1) (fragment)   Taxodium distichum BAB91497.1 Q8LSU1  
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