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 (6431); Uniprot accession (970); PDB accession (28); 3D entries (16); cryst (0)
All (5562) Bacteria (4064) Eukaryota (890) Viruses (606) unclassified (2) Structure (16) Characterized (176)
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D
 basic class I chitinase   Musa acuminata AAR92158.1
AAS48696.1
Q6R8K3  
 chitinase (fragment)   Musa acuminata AFX59342.1    
 chitinase, partial (fragment)   Musa acuminata AGC39027.1    
 chitinase I (fragment)   Musa acuminata AAA Group ACH92943.1 B5TYQ0  
 chitinase II (fragment)   Musa acuminata AAA Group ACH92944.1 B5TYQ1  
 ripening-associated protein (fragment)   Musa acuminata AAA Group AAB82773.1 O22318  
 chitinase A1, partial (fragment)   Musa acuminata AAA Group AGC39030.1    
 chitinase A2, partial (fragment)   Musa acuminata AAA Group AGC39031.1    
 chitinase, partial (fragment)   Musa acuminata AAA Group AGC39032.1    
 basic chitinase   Musa balbisiana AAS48699.1 Q6QNA9  
 chitinase (fragment)   Musa balbisiana AFX59343.1    
 chitinase, partial (fragment)   Musa balbisiana AGC39028.1    
 chitinase (Chi-1;MpChi-1) 3.2.1.14 Musa x paradisiaca ABD47583.1 Q2HJJ5  
 chitinase, partial (fragment)   Musa x paradisiaca AGC39029.1    
 ORF   Muscidifurax raptor ALV66658.1    
 ORF   Muscidifurax raptorellus ALV66657.1    
 ORF   Muscidifurax uniraptor ALV66642.1    
 ORF   Nasonia giraulti ALV66644.1    
 ORF   Nasonia longicornis ALV66645.1    
 ORF   Nasonia oneida ALV66649.1    
 Glycosyl hydrolase family 19, partial   Neocallimastix cameroonii G3 AWI66960.1    
 NCLIV_000740   Neospora caninum Liverpool CBZ49580.1    
 class IV chitinase (Nachit2)   Nepenthes alata BBC62322.1    
 class IV chitinase (NaChit1;NaCHIT1) 3.2.1.14 Nepenthes alata BAF98919.1 A9ZMK1  
 basic chitinase 1-2 (NkCHIT1β-2)   Nepenthes khasiana AAT40735.1
AAT40734.1
Q6IVX8  
 basic chitinase 2-1 (NkCHIT2β-1)   Nepenthes khasiana AAT40736.1
AAT40737.1
Q6IVX4  
 basic chitinase 2-2 (NkCHIT2β-2)   Nepenthes khasiana AAT40738.1
AAT40739.1
Q6IVX2  
 basic chitinase 1-1 (NkCHIT1b)   Nepenthes khasiana AAT40733.1
AAT40732.1
Q6IVX8  
 class I chitinase-1, partial (Chiti-1) (fragment)   Nepenthes maxima AFH78564.1    
 class I chitinase-2, partial (Chiti-2) (fragment)   Nepenthes maxima AFH78565.1    
 class I chitinase-1, partial (Chiti-1) (fragment)   Nepenthes mirabilis AFH78566.1    
 class I chitinase-2, partial (Chiti-2) (fragment)   Nepenthes mirabilis AFH78567.1    
 class I chitinase-3, partial (Chiti-3) (fragment)   Nepenthes mirabilis AFH78568.1    
 endochitinase   Nicotiana attenuata ADT91691.1    
 ORF (fragment)   Nicotiana glauca CAH69226.1 Q5W1I6  
 endochitinase (ChnB) 3.2.1.14 Nicotiana sylvestris CAC17793.1 Q9FEW1  
 chitinase A (ChiA;Chn48;CHN A) 3.2.1.14 Nicotiana tabacum CAA34812.1
AAB23374.1
ABC04847.1
CAA01356.2
CAA01530.1
CAA34813.1
P08252  
 chitinase 3.2.1.14 Nicotiana tabacum AAA34106.1
AAE52537.1
CAA35790.1
P17513  
 chitinase 3.2.1.14 Nicotiana tabacum AAA34107.1
ABC04848.1
CAA35789.1
P17514  
 chitinase B (ChiB;Chn50;Chn200) 3.2.1.14 Nicotiana tabacum CAA35945.1
AAA34070.1
AAE52534.1
CAA01263.1
CAA45822.1
P24091  
 chitinase (Chn14) 3.2.1.14 Nicotiana tabacum CAA45821.1 P29059  
 chitinase 134 3.2.1.14 Nicotiana tabacum BAA33971.1 Q9ZWS3  
 Cht EBR1   Nicotiana tabacum BAF44533.1
CAI54289.1
A1IJ67  
 chitinase class I, partial (fragment)   Olea europaea AFN85537.1    
 ORF   Olea europaea subsp. europaea AFN85534.1    
 chitinase class IVa   Oryza grandiglumis ACJ24349.1 C6F3C7  
 chitinase   Oryza sativa AAR15893.1 Q6SZS3  
 chitinase 3.2.1.14 Oryza sativa CAA82849.1 Q40667  
 chitinase 3.2.1.14 Oryza sativa CAA82850.1 Q40668  
 chitinase (fragment)   Oryza sativa AAC37516.1 O24007  
 chitinase protein   Oryza sativa AFI71815.1    
 chitinase   Oryza sativa Indica Group AAB58239.2    
 H0522A01.12   Oryza sativa Indica Group CAH67741.1
CAH67285.1
   
 OSIGBa0103O01.6 (OSIGBa0103O01.6)   Oryza sativa Indica Group CAH67288.1 B8ARC6  
 chitinase (OsChi) 3.2.1.14 Oryza sativa Indica Group CPSLO17 ABU25226.1 A7UC81  
 chitinase (Rcht2) 3.2.1.14 Oryza sativa Indica Group IR36 AAL34317.1 Q8W4Z2  
 chitinase 3.2.1.14 Oryza sativa Indica Group IR36 BAA33762.1 Q9SAY3  
 chitinase 3.2.1.14 Oryza sativa Indica Group IR36 AAB67170.1
AAB58238.1
O04271  
 chitinase (Cht11) 3.2.1.14 Oryza sativa Indica Group IR36 AAB58239.1 O04272  
 chitinase 3.2.1.14 Oryza sativa Indica Group IR36 AAB67171.1 O22425  
 chitinase 3.2.1.14 Oryza sativa Indica Group IR36 AAA51377.1
AAL34318.1
Q42992
Q8VWZ5
 
 chitinase 3.2.1.14 Oryza sativa Indica Group IR36 CAA60590.1 Q42995  
 chitinase 3.2.1.14 Oryza sativa Indica Group IR58 AAA18585.1 Q42970  
 chitinase (ChiA1) 3.2.1.14 Oryza sativa IR24 AAN93816.1
AAN93817.1
BAA25638.1
O64451  
 OSNPB_120257400 (Os12g0257400) (fragment)   Oryza sativa Japonica Group BAT16571.1    
 chitinase (Chia4a;Os04g0494100)   Oryza sativa Japonica Group BAC76691.1
BAF15100.1
BAG92259.1
BAS89869.1
CAD41543.1
CAE01675.2
Q7Y1Z0  
 Os08g0522500   Oryza sativa Japonica Group BAC55635.1
BAD08871.1
BAF24195.1
BAG95730.1
BAT06312.1
Q84QQ7  
 chitinase (Cht7;ChiA1d;Os05g0399700) 3.2.1.14 Oryza sativa Japonica Group BAC76690.1
AAT85136.1
AAU10808.1
BAF17392.1
BAG92366.1
BAS93905.1
Q7Y1Z1  
 chitinase (Os03g0418000; Cht12) 3.2.1.14 Oryza sativa Japonica Group AAP44624.1
AAR01697.1
BAF12287.1
BAS84717.1
P25765  
 Os02g0605900   Oryza sativa Japonica Group BAD19330.1
BAF09287.1
BAS79659.1
Q6K8R2  
 Os05g0138200   Oryza sativa Japonica Group AAT77363.1
BAF16504.1
BAG95079.1
BAS92173.1
Q6AT95  
 Os05g0399400 (Cht9)   Oryza sativa Japonica Group AAU10806.1
BAF17391.1
BAS93904.1
Q688M5  
 chitinase (Chia2b;Cht4;Os04g0493400) 3.2.1.14 Oryza sativa Japonica Group CAD41540.2
BAA19793.1
BAB21374.1
BAB21377.1
BAF15098.1
BAG94383.1
BAS89866.1
CAD41539.1
O04138
Q7XU64
 
 chitinase (Cht8;Chia2a;Rcht2;Os10g0542900) 3.2.1.14 Oryza sativa Japonica Group AAG13608.1
AAP54865.1
BAA31997.1
BAF27110.1
BAG91751.1
BAT11881.1
O80423
Q7XCK6
 
 chitinase (Cht1;Chia1a;Cht-1;P0017G10.4;P0548E04.24;Os06g0726200) 3.2.1.14 Oryza sativa Japonica Group BAA03749.1
ABL74564.1
BAD61709.1
BAD61801.1
BAS99596.1
CAA39535.1
Q42993  
 chitinase (Cht3;Chia1c;Cht-3;Os06g0726100) 3.2.1.14 Oryza sativa Japonica Group BAA03751.1
ADM86858.1
BAD61708.1
BAD61800.1
BAF20540.1
BAG87832.1
BAS99595.1
CAA38249.1
P24626
Q0D9D3
 
 chitinase (Cht2;OsChia1b;Cht-2;Os05g0399300;RCC2) 3.2.1.14 Oryza sativa Japonica Group BAA03750.1
BAF17390.1
BAS93903.1
CAA40107.1
Q43294
Q7DNA1
2DKV[A]
3IWR[A,B]
 chitinase (Cht11;Os03g0132900) 3.2.1.14 Oryza sativa Japonica Group BAF10785.1
BAG94083.1
BAS82154.1
Q10S66  
 Os09g0494200 (Ctl1;OsCTL1;Brittle Culm15)   Oryza sativa Japonica Group BAF25463.1
BAT08769.1
Q0J0L1  
 Os01g0287600 (Cht10)   Oryza sativa Japonica Group BAA95846.1
BAD81341.1
BAF04694.1
BAG88540.1
BAS71636.1
   
 chitinase 5 (Chi5)   Oryza sativa Japonica Group AIA78391.1    
 Os10g0543400   Oryza sativa Japonica Group AAG13590.1
AAP54867.1
BAF27111.1
BAT11883.1
Q7XCK4  
 OsmChiI-34 (partial)   Oryza sativa Japonica Group TAINAN 5 AAQ84333.1 Q6U5G8  
 class 1 chitinase (Chi-1;SBF1;SBF2) 3.2.1.14 Panax ginseng ACN96317.1 C1K2M3  
 chitinase (Chi1)   Panax notoginseng ANR02614.1    
 class i chitinase, partial (fragment)   Passiflora edulis AWW14814.1    
 chitinase (Chi1) 3.2.1.14 Persea americana CAB01591.1 P93680  
 chitinase (Chi2-2) 3.2.1.14 Petroselinum crispum AAD54936.1 Q9SPT8  
 chitinase (Chi2-1) 3.2.1.14 Petroselinum crispum AAD54935.1 Q9SPT9  
 chitinase (Chi1) 3.2.1.14 Petroselinum crispum AAD54934.1 Q9SPU0  
 chitinase 3.2.1.14 Petunia x hybrida CAA01262.1
CAA35791.1
P29021  
 chitinase (ChT)   Phalaenopsis hybrid cultivar ANA75053.1    
 chitinase 3.2.1.14 Phaseolus vulgaris AAA33756.1
AAE52535.1
P06215  
 chitinase-4 3.2.1.14 Phaseolus vulgaris ABC04849.1
CAA40474.1
P27054  
 chitinase-5 3.2.1.14 Phaseolus vulgaris AAB23263.1
AAR27240.2
P36361  
 BE5D2875   Phaseolus vulgaris AFW90525.1
AGV54496.1
   
 ORF   Phaseolus vulgaris AHA84180.1    
 Chi2   Phaseolus vulgaris CAB97002.1 Q9LEB2  
 chitinase (ChI)   Physcomitrella patens CAH58717.1 Q4A3V2  
 acidic chitinase   Phytophthora infestans AAN31509.1 Q8H6Y7  
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