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 (17541); Uniprot accession (3282); PDB accession (328); 3D entries (87); cryst (3)
All (15984) Archaea (62) Bacteria (11993) Eukaryota (3367) Viruses (325) unclassified (237) Structure (87 - 3 cryst) Characterized (482)
| 1 | ... | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | ... | 34 |
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D
 bacterial-type endochitinase (ChiB) (fragment)   Cordyceps fumosorosea ARSEF#4700 AAX19146.1 Q4KUR7  
 endochitinase   Cordyceps fumosorosea PF01-N4 ALG03244.1    
 chitinase (Chit2;Ifu-Chit2) 3.2.1.14 Cordyceps fumosorosea RCEF3304 AKM77638.1
ADR77504.1
E5KZV1  
 Chi-1 (fragment) 3.2.1.14 Cordyceps javanica AAZ83728.1 Q3YLC5  
 A9K55_005410   Cordyceps militaris ATCC 34164 ATY61215.1    
 A9K55_007781   Cordyceps militaris ATCC 34164 ATY61890.1    
 A9K55_009341   Cordyceps militaris ATCC 34164 ATY63066.1    
 A9K55_009342   Cordyceps militaris ATCC 34164 ATY61713.1    
 A9K55_003996   Cordyceps militaris ATCC 34164 ATY65223.1    
 A9K55_005188   Cordyceps militaris ATCC 34164 ATY64693.1    
 A9K55_001136   Cordyceps militaris ATCC 34164 ATY66444.1    
 A9K55_006802   Cordyceps militaris ATCC 34164 ATY61069.1    
 A9K55_000162   Cordyceps militaris ATCC 34164 ATY67226.1    
 A9K55_008828   Cordyceps militaris ATCC 34164 ATY61678.1    
 A9K55_005248   Cordyceps militaris ATCC 34164 ATY64774.1    
 A9K55_003123   Cordyceps militaris ATCC 34164 ATY58848.1    
 A9K55_003437   Cordyceps militaris ATCC 34164 ATY59093.1    
 A9K55_007006   Cordyceps militaris ATCC 34164 ATY63573.1    
 A9K55_009292   Cordyceps militaris ATCC 34164 ATY61851.1    
 A9K55_001791   Cordyceps militaris ATCC 34164 ATY65637.1    
 A9K55_009347   Cordyceps militaris ATCC 34164 ATY61718.1    
 A9K55_003070   Cordyceps militaris ATCC 34164 ATY58486.1    
 A9K55_000147   Cordyceps militaris ATCC 34164 ATY67196.1    
 A9K55_009166   Cordyceps militaris ATCC 34164 ATY63468.1    
 A9K55_005694   Cordyceps militaris ATCC 34164 ATY60504.1    
 A9K55_002239   Cordyceps militaris ATCC 34164 ATY59023.1    
 A9K55_001628   Cordyceps militaris ATCC 34164 ATY66268.1    
 A9K55_002493   Cordyceps militaris ATCC 34164 ATY59188.1    
 chitinase 2 (fragment)   Cosmopolites sordidus ANW69904.1    
 chitinase 1 (fragment)   Cosmopolites sordidus ANW69903.1    
 chitinase, partial (fragment)   Cossus cossus ANT95798.1    
 ORF (fragment)   Crangon crangon AWU67158.1    
 ORF (fragment)   Crangon crangon AWU67167.1    
 ORF   Crangon crangon AWU67208.1    
 ORF (fragment)   Crangon crangon AWU67177.1    
 ORF (fragment)   Crangon crangon AWU67221.1    
 ORF (fragment)   Crangon crangon AWU67163.1    
 ORF (fragment)   Crangon crangon AWU67174.1    
 ORF (fragment)   Crangon crangon AWU67150.1    
 ORF (fragment)   Crangon crangon AWU67178.1    
 ORF (fragment)   Crangon crangon AWU67154.1    
 ORF (fragment)   Crangon crangon AWU67170.1    
 ORF (fragment)   Crangon crangon AWU67216.1    
 ORF (fragment)   Crangon crangon AWU67173.1    
 ORF (fragment)   Crangon crangon AWU67179.1    
 ORF (fragment)   Crangon crangon AWU67209.1    
 ORF   Crangon crangon AWU67168.1    
 ORF (fragment)   Crangon crangon AWU67214.1    
 ORF (fragment)   Crangon crangon AWU67157.1    
 ORF (fragment)   Crangon crangon AWU67146.1    
 ORF (fragment)   Crangon crangon AWU67184.1    
 ORF (fragment)   Crangon crangon AWU67151.1    
 ORF (fragment)   Crangon crangon AWU67183.1    
 ORF (fragment)   Crangon crangon AWU67224.1    
 ORF (fragment)   Crangon crangon AWU67175.1    
 ORF (fragment)   Crangon crangon AWU67164.1    
 ORF (fragment)   Crangon crangon AWU67153.1    
 ORF (fragment)   Crangon crangon AWU67171.1    
 ORF (fragment)   Crangon crangon AWU67147.1    
 ORF (fragment)   Crangon crangon AWU67218.1    
 ORF (fragment)   Crangon crangon AWU67217.1    
 ORF (fragment)   Crangon crangon AWU67162.1    
 ORF (fragment)   Crangon crangon AWU67215.1    
 ORF   Crangon crangon AWU67222.1    
 ORF (fragment)   Crangon crangon AWU67148.1    
 ORF (fragment)   Crangon crangon AWU67187.1    
 ORF (fragment)   Crangon crangon AWU67210.1    
 ORF (fragment)   Crangon crangon AWU67165.1    
 ORF (fragment)   Crangon crangon AWU67161.1    
 ORF (fragment)   Crangon crangon AWU67219.1    
 ORF (fragment)   Crangon crangon AWU67152.1    
 ORF (fragment)   Crangon crangon AWU67180.1    
 ORF (fragment)   Crangon crangon AWU67211.1    
 ORF (fragment)   Crangon crangon AWU67156.1    
 ORF (fragment)   Crangon crangon AWU67166.1    
 ORF (fragment)   Crangon crangon AWU67149.1    
 ORF (fragment)   Crangon crangon AWU67186.1    
 ORF   Crangon crangon AWU67220.1    
 ORF (fragment)   Crangon crangon AWU67176.1    
 ORF (fragment)   Crangon crangon AWU67159.1    
 ORF (fragment)   Crangon crangon AWU67182.1    
 ORF (fragment)   Crangon crangon AWU67145.1    
 ORF   Crangon crangon AWU67213.1    
 ORF (fragment)   Crangon crangon AWU67160.1    
 ORF (fragment)   Crangon crangon AWU67169.1    
 ORF (fragment)   Crangon crangon AWU67155.1    
 ORF (fragment)   Crangon crangon AWU67185.1    
 ORF (fragment)   Crangon crangon AWU67212.1    
 ORF (fragment)   Crangon crangon AWU67172.1    
 ORF (fragment)   Crangon crangon AWU67181.1    
 Clp2   Crassostrea gigas CAI96023.1 Q1RQ22  
 Clp3   Crassostrea gigas CAI96024.1 Q1RQ21  
 Chit2 (fragment) 3.2.1.14 Crassostrea gigas CAI96025.1 Q1RQ20  
 chitinase (Chit;Chit1;Cg-Chit;Cg-Chit1)   Crassostrea gigas CAI96026.1 Q1RQ19  
 Chit3 (fragment) 3.2.1.14 Crassostrea gigas CAI96027.1 Q1RQ18  
 Clp1   Crassostrea gigas CAI96028.1
CAI96029.1
Q1RQ17  
 chitinase (CVC) (partial)   Crocus vernus     3SIM[B]
3SIM[A]
 acidic endochitinase (ChiA)   Crucihimalaya himalaica JOS18 BAC11880.1 Q8LP08  
 acidic endochitinase (ChiA)   Crucihimalaya wallichii JS5 BAC11883.1 Q8LP05  
 CGB_E2500C   Cryptococcus gattii WM276 ADV22450.1    
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