Glycoside Hydrolase Family 19

Activities in FamilyChitinase (EC 3.2.1.14);
Lysozyme (EC 3.2.1.17);
[reducing end] exo-chitinase (EC 3.2.1.201);
Mechanism Inverting e
3D Structure Statuslysozyme fold
Catalytic Nucleophile/BaseNot known
Catalytic Proton DonorNot known
NoteContains chitinases of classes I, II, and IV.
External resourcesCAZypedia; HOMSTRAD; PROSITE;
Statistics GenBank accession (16974); Uniprot accession (129); PDB accession (37); 3D entries (21); cryst (0)
| 1 | ... | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | ... | 128 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D Subf
 JYK05_03080 (fragment)   Caballeronia sp. M1242 QSN62609.1     2
 SBC1_46850   Caballeronia sp. SBC1 QIN64645.1     1
 SBC2_41120   Caballeronia sp. SBC2 QIE26042.1     1
 AAW51_0460   Caldimonas brevitalea DSM 7029 AKJ27151.1     2
 AAW51_2162   Caldimonas brevitalea DSM 7029 AKJ28853.1     1
 AAW51_4214 (fragment)   Caldimonas brevitalea DSM 7029 AKJ30905.1     1
 AAW51_1601   Caldimonas brevitalea DSM 7029 AKJ28292.1     1
 NIES2098_31020   Calothrix sp. NIES-2098 BAY09936.1     2
 NIES2100_08870   Calothrix sp. NIES-2100 BAY21138.1     2
 NIES4071_57540   Calothrix sp. NIES-4071 BAZ13914.1     2
 NIES4071_105370   Calothrix sp. NIES-4071 BAZ18652.1     1
 NIES4105_57490   Calothrix sp. NIES-4105 BAZ60061.1     2
 NIES4105_106880   Calothrix sp. NIES-4105 BAZ64955.1     1
 G5B95_07325   Campylobacter concisus H1O1 QPI03469.1     1
 G5B96_07815   Campylobacter concisus H9O-S2 QPI07229.1     1
 CVT06_08045   Campylobacter concisus P10CDO-S2 QPH85036.1     1
 CVT15_07370   Campylobacter concisus P26UCO-S2 QPH88520.1     1
 CCS77_1559   Campylobacter concisus P2CDO4 AVX44620.1     1
 VBZ67_03795 (fragment)   Campylobacter concisus RMIT-O23 WXG21487.1    
 VB002_04720   Campylobacter concisus RMIT-O23 WXG60814.1    
 VB002_04735 (fragment)   Campylobacter concisus RMIT-O23 WXG60817.1     1
 CORI_0234   Campylobacter sp. CCUG 57310 QKF91469.1     1
 P0082_01050   Candidatus Haliotispira prima SP-2023 WGK69476.1     1
 P0082_00080   Candidatus Haliotispira prima SP-2023 WGK69289.1     2
 F6R98_15565   Candidatus Methylospira mobilis Shm1 QFY43871.1    
 F6R98_00020   Candidatus Methylospira mobilis Shm1 QFY41194.1     2
 F6R98_06125   Candidatus Methylospira mobilis Shm1 QFY42255.1     2
 RP726_12485   Candidatus Methylospira mobilis SPMX WNV03277.1     2
 RP726_00280   Candidatus Methylospira mobilis SPMX WNV04871.1    
 RVIR1_03370   Candidatus Rickettsiella viridis Ap-RA04 BBB14857.1     1
 ATE48_17435   Candidatus Viadribacter manganicus A272 ANP47559.1     1
 CBG49_14550   Capnocytophaga sp. ChDC OS43 ASF44215.1     1
 C4H12_08810 (fragment)   Capnocytophaga sp. oral taxon 878 F0545 AVM50566.1    
 CGC59_00885   Capnocytophaga sputigena H4486 ATA78309.1     1
 CGC59_00930   Capnocytophaga sputigena H4486 ATA78318.1     1
 CS0771_41270   Catellatospora sp. IY07-71 BCJ74583.1     2
 Caci_4654   Catenulispora acidiphila DSM 44928 ACU73515.1     2
 Caci_7196   Catenulispora acidiphila DSM 44928 ACU76025.1     2
 chitinase 19-1 (fragment)   Catenuloplanes japonicus BAD08669.1     2
 NCTC11466_02499   Cedecea lapagei NCTC11466 VEB98105.1     1
 NCTC11466_03501   Cedecea lapagei NCTC11466 VEB99978.1     1
 RI049_14635 (fragment)   Cedecea neteri A1 WPU21317.1     1
 RI049_21550   Cedecea neteri A1 WPU22584.1     1
 RI049_07030   Cedecea neteri A1 WPU24498.1     1
 LK04_05010   Cedecea neteri ND02 ALV91538.1     1
 LH89_14455   Cedecea neteri ND14b AIR70346.1     1
 LH89_20450   Cedecea neteri ND14b AIR71461.1     1
 JT31_03285   Cedecea neteri SSMD04 AIR03667.1     1
 CEW89_08350   Celeribacter ethanolicus TSPH2 ATG47583.1     1
 Celal_1953   Cellulophaga algicola DSM 14237 ADV49251.1     1
 H1Q78_13485   Cellulosimicrobium cellulans 2020WEIHUA_E UKJ62752.1     2
 H1Q78_07155   Cellulosimicrobium cellulans 2020WEIHUA_E UKJ65114.1     2
 H1Q78_13545   Cellulosimicrobium cellulans 2020WEIHUA_E UKJ62761.1     2
 FOG94_00935   Cellulosimicrobium cellulans NEB113 QDP73905.1     2
 FOG94_13740   Cellulosimicrobium cellulans NEB113 QDP77225.1     2
 FOG94_00875   Cellulosimicrobium cellulans NEB113 QDP73896.1     2
 J5A69_17555 (fragment)   Cellulosimicrobium cellulans ORNL-0100 QUC01809.1     2
 J5A69_04075   Cellulosimicrobium cellulans ORNL-0100 QUC00438.1     2
 J5A69_17495   Cellulosimicrobium cellulans ORNL-0100 QUB99462.1     2
 CBR64_20550 (fragment)   Cellulosimicrobium cellulans PSBB019 ARU54098.1     2
 CBR64_06120   Cellulosimicrobium cellulans PSBB019 ARU51128.1     2
 CBR64_06060   Cellulosimicrobium cellulans PSBB019 ARU51117.1     2
 NMQ07_17600   Cellulosimicrobium cellulans TL2 UTT58990.1     2
 NMQ07_17660   Cellulosimicrobium cellulans TL2 UTT59002.1     2
 NMQ07_11720   Cellulosimicrobium cellulans TL2 UTT57950.1     2
 chitinase 19-1 (fragment)   Cellulosimicrobium cellulans YCWD3 BAD08682.1     2
 chitin-degrading GH19 endochitinase (ChiJ)   Cellulosimicrobium funkei HY-13 UGN73919.1     2
 FIC82_003785   Cellulosimicrobium protaetiae BI34 QJW35454.1     2
 FIC82_010230   Cellulosimicrobium protaetiae BI34 QJW36509.1     2
 FIC82_003725   Cellulosimicrobium protaetiae BI34 QJW35443.1     2
 chitinase class I (Chii-2)   Cellulosimicrobium sp. NTK2 BBN21185.1     2
 chitinase class I (Chii-1)   Cellulosimicrobium sp. NTK2 BBN21181.1     2
 chitinase class I (Chii-3)   Cellulosimicrobium sp. NTK2 BBN21186.1     2
 B8281_05335 (fragment)   Cellulosimicrobium sp. TH-20 ARK06651.1     2
 B8281_11170   Cellulosimicrobium sp. TH-20 ARK05204.1     2
 B8281_05275   Cellulosimicrobium sp. TH-20 ARK04239.1     2
 FY115_04840   Cellvibrio japonicus ADPT1-KOJIBIOSE QEI18772.1     2
 FY116_04840   Cellvibrio japonicus ADPT2-NIGEROSE QEI15192.1     2
 FY117_04840   Cellvibrio japonicus ADPT3-ISOMALTOSE QEI11618.1     2
 CJA_0996 (Chi19A)   Cellvibrio japonicus Ueda107 ACE85809.1     2
 D0C16_13175   Cellvibrio sp. KY-GH-1 QEY16841.1     2
 D0C16_18885   Cellvibrio sp. KY-GH-1 QEY17877.1     2
 CBR65_06665   Cellvibrio sp. PSBB006 ARU27145.1     1
 CBR65_16460   Cellvibrio sp. PSBB006 ARU28903.1     2
 CBR65_01200   Cellvibrio sp. PSBB006 ARU29893.1     2
 NNX04_09010   Cellvibrio sp. QJXJ UUA74566.1     1
 NNX04_14725   Cellvibrio sp. QJXJ UUA71665.1     1
 Meso_0243   Chelativorans sp. BNC1 ABG61647.1     1
 P0E69_09565   Chimaeribacter arupi DSM 115072 WKZ94092.1     1
 P0E69_04360   Chimaeribacter arupi DSM 115072 WKZ94193.1     2
 P0E69_12635   Chimaeribacter arupi DSM 115072 WKZ91090.1     1
 HQ393_01320   Chitinibacter bivalviorum 2T18 QLG89785.1     2
 HQ393_09675   Chitinibacter bivalviorum 2T18 QLG89895.1     2
 HQ393_01315   Chitinibacter bivalviorum 2T18 QLG89784.1     2
 HQ393_09685   Chitinibacter bivalviorum 2T18 QLG89896.1     2
 HZU75_04120   Chitinibacter fontanus STM-7 QLI80777.1     1
 HZU75_03230   Chitinibacter fontanus STM-7 QLI83168.1     2
 HZU75_13060   Chitinibacter fontanus STM-7 QLI83285.1     2
 HZU75_13065   Chitinibacter fontanus STM-7 QLI83286.1     2
 FNU76_03845   Chitinimonas arctica R3-44 QDQ29203.1     2
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