Glycoside Hydrolase Family 18

Activities in Familychitinase (EC 3.2.1.14); lysozyme (EC 3.2.1.17); endo-β-N-acetylglucosaminidase (EC 3.2.1.96); peptidoglycan hydrolase with endo-β-N-acetylglucosaminidase specificity (EC 3.2.1.-); Nod factor hydrolase (EC 3.2.1.-); xylanase inhibitor; concanavalin B; narbonin
Mechanism Retaining
ClanGH-K
3D Structure Status( β / α ) 8
Catalytic Nucleophile/Basecarbonyl oxygen of C-2 acetamido group of substrate
Catalytic Proton DonorGlu (experimental)
NoteContains chitinases of classes III and V. Contains non-catalytic proteins such as xylanase inhibitor; concanavalin B; narbonin
External resourcesCAZypedia; HOMSTRAD; PROSITE;
Commercial Enzyme Provider(s)NZYTech; PROZOMIX;
Statistics GenBank accession (17087); Uniprot accession (3282); PDB accession (327); 3D entries (87); cryst (3)
All (15534) Archaea (62) Bacteria (11560) Eukaryota (3361) Viruses (313) unclassified (238) Structure (87 - 3 cryst) Characterized (482)
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | ... | 116 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 BHG40_00175   Aeromonas salmonicida subsp. masoucida RFAS1 ATD36578.1    
 Asalp_11500 (ChiA)   Aeromonas salmonicida subsp. pectinolytica 34mel ATP08370.1    
 Asalp_38100   Aeromonas salmonicida subsp. pectinolytica 34mel ATP10897.1    
 ASA_0873   Aeromonas salmonicida subsp. salmonicida A449 ABO89008.1 A4SJD6  
 hexaoligochitin-producing chitinase (ASCHI61) (fragment) 3.2.1.14 Aeromonas schubertii ABF29701.1 D2CFK8  
 WL1483_4007 (ChiA)   Aeromonas schubertii WL1483 ALP43426.1    
 WL1483_564 (ChiA) (fragment)   Aeromonas schubertii WL1483 ALP39983.1    
 WL1483_76 (fragment)   Aeromonas schubertii WL1483 ALP39495.1    
 WL1483_2921 (fragment)   Aeromonas schubertii WL1483 ALP42340.1    
 chitinase II 3.2.1.14 Aeromonas sp. 10S-24 BAA06605.1 Q59145  
 chitinase (pCA8) 3.2.1.14 Aeromonas sp. 10S-24 BAA36459.1 Q9ZNJ2  
 chitinase (ORF1) 3.2.1.14 Aeromonas sp. 10S-24 BAA09626.1 Q59141  
 chitinase (ORF2) 3.2.1.14 Aeromonas sp. 10S-24 BAA09627.1 Q59142  
 chitinase (ORF3) 3.2.1.14 Aeromonas sp. 10S-24 BAA09628.1 Q59143  
 chitinase 1, partial (Chi1) (fragment)   Aeromonas sp. 17m AFR23580.1    
 chitinase A, partial (ChiA) (fragment)   Aeromonas sp. 17m AFR23581.1    
 C2U37_02410   Aeromonas sp. ASNIH1 AUZ78654.1    
 C2U37_11970   Aeromonas sp. ASNIH1 AUZ82490.1    
 C2U39_17630   Aeromonas sp. ASNIH3 AUV13815.1    
 C2U39_04755   Aeromonas sp. ASNIH3 AUV14699.1    
 C2U40_17060   Aeromonas sp. ASNIH4 AUZ76382.1    
 C2U40_03240   Aeromonas sp. ASNIH4 AUZ73901.1    
 C2U30_19670   Aeromonas sp. ASNIH5 AUT43665.1    
 C2U30_08985   Aeromonas sp. ASNIH5 AUT44282.1    
 C2U47_04970   Aeromonas sp. ASNIH7 AUV16061.1    
 C2U47_14800   Aeromonas sp. ASNIH7 AUV19161.1    
 CK910_09840   Aeromonas sp. CA23 ATM01255.1    
 CK910_00080   Aeromonas sp. CA23 ATL97052.1    
 chitinase (ChiCD3) 3.2.1.14 Aeromonas sp. CD3 / Aeromonas veronii CD3 ACR33067.1 D2DJ38  
 CK911_00915   Aeromonas sp. CU5 ATL91529.1    
 CK911_00930   Aeromonas sp. CU5 ATL91532.1    
 CK911_12780   Aeromonas sp. CU5 ATL95172.1    
 CK911_17005   Aeromonas sp. CU5 ATL94317.1    
 O23A_p0040   Aeromonas sp. O23A ARW80794.1    
 O23A_p2689   Aeromonas sp. O23A ARW83428.1    
 WM43_12265   Aeromonas veronii AVNIH1 ANB53380.1    
 WM43_17395   Aeromonas veronii AVNIH1 ANB54299.1    
 WM43_17340   Aeromonas veronii AVNIH1 ANB54293.1    
 WM43_17350   Aeromonas veronii AVNIH1 ANB54295.1    
 chitinase (ChiB565;B565_0857) 3.2.1.14 Aeromonas veronii B565 AEB48892.1    
 B565_3976   Aeromonas veronii B565 AEB52011.1    
 chitinase (Chi92;B565_0850)   Aeromonas veronii B565 AEB48885.1    
 chitinase (ChiA;B565_0852)   Aeromonas veronii B565 AEB48887.1    
 ChiA (ChiA) (fragment)   Aeromonas veronii bv. sobria Ho635 ADZ06077.1    
 ChiA (ChiA) (fragment)   Aeromonas veronii bv. sobria Hv648 ADZ06079.1    
 ChiA (ChiA) (fragment)   Aeromonas veronii bv. sobria LMG13695 ADZ06069.1    
 ChiA (ChiA) (fragment)   Aeromonas veronii bv. veronii ATCC 35624 ADZ06067.1    
 A6033_08285   Aeromonas veronii CB51 ANB68605.1    
 A6033_08335   Aeromonas veronii CB51 ANB68608.1    
 A6033_08290   Aeromonas veronii CB51 ANB70722.1    
 A6033_04025   Aeromonas veronii CB51 ANB67897.1    
 AMS64_00725   Aeromonas veronii TH0426 AMQ41023.1    
 AMS64_05920   Aeromonas veronii TH0426 AMQ41954.1    
 AMS64_05930   Aeromonas veronii TH0426 AMQ41956.1    
 CVS41_04815   Aeromonas veronii X11 ATY76510.1    
 CVS41_04825   Aeromonas veronii X11 ATY76512.1    
 CVS41_04875   Aeromonas veronii X11 ATY79199.1    
 CVS42_04180   Aeromonas veronii X12 ATY80107.1    
 CVS42_04170   Aeromonas veronii X12 ATY80105.1    
 CVS42_21950   Aeromonas veronii X12 ATY83253.1    
 CVS42_04230   Aeromonas veronii X12 ATY83348.1    
 ATC03_06135   Agromyces aureus AR33 ANJ26358.1    
 ATC03_06140   Agromyces aureus AR33 ANJ26359.1    
 ATC03_07530   Agromyces aureus AR33 ANJ26587.1    
 DCE93_04325   Agromyces sp. 30A AWB94983.1    
 PYTT_1929   Akkermansia glycaniphila SEH94249.1    
 PYTT_2332   Akkermansia glycaniphila SEH98803.1    
 PYTT_1458   Akkermansia glycaniphila SEH88650.1    
 Amuc_2164   Akkermansia muciniphila ATCC BAA-835 ACD05971.1 B2UPU3  
 A4V05_06785   Akkermansia muciniphila YL44 ANU61157.1
ANU61157.2
ASB34651.1
   
 AO498_11855   Algoriphagus sp. M8-2 AMQ57134.1    
 AO498_13950   Algoriphagus sp. M8-2 AMQ57548.1    
 Aaci_1760   Alicyclobacillus acidocaldarius subsp. acidocaldarius DSM 446 ACV58772.1 C8WXF0  
 Aaci_2245   Alicyclobacillus acidocaldarius subsp. acidocaldarius DSM 446 ACV59254.1 C8WR85  
 Aaci_0258   Alicyclobacillus acidocaldarius subsp. acidocaldarius DSM 446 ACV57320.1 C8WRB5  
 TC41_1659   Alicyclobacillus acidocaldarius subsp. acidocaldarius Tc-4-1 AEJ43588.1    
 TC41_0338 (YaaH)   Alicyclobacillus acidocaldarius subsp. acidocaldarius Tc-4-1 AEJ42306.1    
 TC41_2373 (fragment)   Alicyclobacillus acidocaldarius subsp. acidocaldarius Tc-4-1 AEJ44273.1    
 TC41_2521 (fragment)   Alicyclobacillus acidocaldarius subsp. acidocaldarius Tc-4-1 AEJ44418.1    
 chitinase A (ChiA) (fragment)   Aliivibrio fischeri ATCC7744 AAF37581.1 Q9LB34  
 VF0655   Aliivibrio fischeri ES114 AAW85150.1 Q5E746  
 VF1598   Aliivibrio fischeri ES114 AAW86093.1 Q5E4F3  
 VF0986   Aliivibrio fischeri ES114 AAW85481.1 Q5E665  
 VFMJ11_0673   Aliivibrio fischeri MJ11 ACH66964.1 B5FBA8  
 VFMJ11_1708   Aliivibrio fischeri MJ11 ACH65744.1 B5FF27  
 VFMJ11_1041   Aliivibrio fischeri MJ11 ACH66159.1 B5FD44  
 chitinase A (ChiA) (fragment)   Aliivibrio logei ATCC 35077 ABY50217.1 B0F604  
 VSAL_I0757   Aliivibrio salmonicida LFI1238 CAQ78442.1 B6EH15  
 AWOD_I_1703 (ChiA)   Aliivibrio wodanis CED71771.1    
 AWOD_I_0978   Aliivibrio wodanis CED71069.1    
 Alfi_0055   Alistipes finegoldii DSM 17242 AFL76471.1    
 Alfi_0064   Alistipes finegoldii DSM 17242 AFL76480.1    
 Alfi_0071   Alistipes finegoldii DSM 17242 AFL76487.1    
 Alfi_0882   Alistipes finegoldii DSM 17242 AFL77250.1    
 Alfi_0894   Alistipes finegoldii DSM 17242 AFL77262.1    
 Alfi_0895   Alistipes finegoldii DSM 17242 AFL77263.1    
 Alfi_1104   Alistipes finegoldii DSM 17242 AFL77457.1    
 Alfi_1323   Alistipes finegoldii DSM 17242 AFL77669.1    
 Alfi_1558   Alistipes finegoldii DSM 17242 AFL77898.1    
 AL1_07250   Alistipes shahii WAL 8301 CBK63302.1 D4IK40  
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