Glycoside Hydrolase Family 18

Activities in Familychitinase (EC; lysozyme (EC; endo-β-N-acetylglucosaminidase (EC; 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
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 (16888); Uniprot accession (3282); PDB accession (326); 3D entries (86); cryst (3)
All (15333) Archaea (62) Bacteria (11365) Eukaryota (3356) Viruses (313) unclassified (237) Structure (86 - 3 cryst) Characterized (481)
| 1 | 2 | 3 | 4 |
Protein Name EC#OrganismGenBank UniprotPDB/3D
 SGHV027   Glossina pallidipes salivary gland hypertrophy virus ABQ08800.1 B0YLI1  
 GpSGHVEth027   Glossina pallidipes salivary gland hypertrophy virus Ethiopian AMB48631.1    
 chitinase (Hear105)   Helicoverpa armigera granulovirus ABY47796.1 A9YMU7  
 HaMNV_gp018   Helicoverpa armigera multiple nucleopolyhedrovirus ACH88540.1 B7SU76  
 ORF41   Helicoverpa armigera NPV NNg1 BAG74606.1 B5X036  
 Orf40   Helicoverpa armigera NPV strain Australia AEN03965.1    
 chitinase   Helicoverpa armigera nucleopolyhedrovirus AAM78589.1 Q8JMJ8  
 chitinase Helicoverpa armigera nucleopolyhedrovirus AAD22958.1 Q9WFU7  
 chitinase Helicoverpa armigera nucleopolyhedrovirus AAK96293.1
 HanGV4gp041   Helicoverpa armigera nucleopolyhedrovirus G4 AAK56504.1
 chitinase   Helicoverpa armigera nucleopolyhedrovirus L1 ALD88488.1    
 ORF-39   Helicoverpa armigera nucleopolyhedrovirus LB1 AJP07193.1    
 ORF-39   Helicoverpa armigera nucleopolyhedrovirus LB3 AJP07328.1    
 ORF-39   Helicoverpa armigera nucleopolyhedrovirus LB6 AJP07463.1    
 ORF-39   Helicoverpa armigera nucleopolyhedrovirus SP1A AJP07598.1    
 ORF-39   Helicoverpa armigera nucleopolyhedrovirus SP1B AJP07734.1    
 HaSNPV-H25EA1_041   Helicoverpa armigera SNPV AIG63220.1    
 HaSNPV-AC53_041   Helicoverpa SNPV AC53 AIG63083.1    
 chitinase   Helicoverpa SNPV AC53 AC53C1 AMN15222.1    
 chitinase   Helicoverpa SNPV AC53 AC53C3 AMN15360.1    
 chitinase   Helicoverpa SNPV AC53 AC53C5 AMN15498.1    
 chitinase   Helicoverpa SNPV AC53 AC53C6 AMN15636.1    
 chitinase   Helicoverpa SNPV AC53 AC53C9 AMN15774.1    
 chitinase   Helicoverpa SNPV AC53 AC53T2 AMN15912.1    
 chitinase   Helicoverpa SNPV AC53 AC53T4.1 AMN16050.1    
 chitinase   Helicoverpa SNPV AC53 AC53T4.2 AMN16188.1    
 chitinase   Helicoverpa SNPV AC53 AC53T5 AMN16326.1    
 Chitinase   Helicoverpa zea single nucleopolyhedrovirus AKN50534.1    
 ORF41   Helicoverpa zea single nucleopolyhedrovirus AAL56186.1    
 chitinase   Helicoverpa zea single nucleopolyhedrovirus AAB54004.1 O10621  
 HzsnnVgp041   Helicoverpa zea single nucleopolyhedrovirus HS-18 AHN05416.1
 Hesp058   Hemileuca sp. nucleopolyhedrovirus AGR56810.1    
 chitinase (ChiA) Hyphantria cunea nucleopolyhedrovirus AAD31762.1
 HytaNPV_gp058   Hyposidra talaca NPV HytaNPVIndia001 AWW14418.1    
 IIV22A_084R   Invertebrate iridescent virus 22 CCV01928.1    
 IIV30_086R   Invertebrate iridescent virus 30 CCV02281.1    
 IIV22_080R   Invertebrate iridovirus 22 CCV01757.1    
 IIV25_085R   Invertebrate iridovirus 25 CCV02103.1    
 chitinase   Lambdina fiscellaria nucleopolyhedrovirus AKC91706.1    
 chitA   Leucania separata nuclear polyhedrosis virus AH1 AAR28821.1 Q0IL62  
 chitinase   Lymantria dispar multiple nucleopolyhedrovirus ANS70953.1    
 chitinase   Lymantria dispar multiple nucleopolyhedrovirus AOW42762.1    
 chitinase   Lymantria dispar multiple nucleopolyhedrovirus AMO65560.1    
 LdMNPV-T3_00069   Lymantria dispar multiple nucleopolyhedrovirus AWJ76684.1    
 chitinase (v-ChiA;LdOrf-70;LdnVgp071)   Lymantria dispar multiple nucleopolyhedrovirus AAC70256.1
 chitinase   Lymantria dispar multiple nucleopolyhedrovirus AHC69568.1    
 chitinase   Lymantria dispar multiple nucleopolyhedrovirus AJR20344.1
 ChiA; chitinase   Lymantria dispar multiple nucleopolyhedrovirus 3029 AIX47908.1    
 Chitinase   Lymantria dispar multiple nucleopolyhedrovirus 3041 AMO27740.1    
 Chitinase   Lymantria dispar multiple nucleopolyhedrovirus 3054 AMO27568.1    
 Chitinase   Lymantria dispar multiple nucleopolyhedrovirus Ab-a624 AMO27924.1    
 chitinase   Lymantria xylina MNPV ADD73775.1 D4N2A3  
 chitinase   Malacosoma sp. alphabaculovirus ANW09681.1    
 chitinase (Masp6.2)   Malacosoma sp. alphabaculovirus 164 ANW12332.1    
 v-chiA   Mamestra brassicae multiple nucleopolyhedrovirus AIL25096.1    
 Mb_orf19   Mamestra brassicae multiple nucleopolyhedrovirus CHb1 AFP95738.1    
 MabrNPVgp018   Mamestra brassicae multiple nucleopolyhedrovirus K1 AFL64869.1    
 ORF 22 (Chit)   Mamestra configurata nucleopolyhedrovirus A AAQ11041.1
 Chit   Mamestra configurata nucleopolyhedrovirus B AAM95006.1
 chitinase   Maruca vitrata MNPV ABL76047.1 A1YRF7  
 PBI_ALEXADLER_23   Microbacterium phage AlexAdler AVO24414.1    
 PBI_ANTOINETTE_23   Microbacterium phage Antoinette AVR56628.1    
 PBI_AUBERGINE_23   Microbacterium phage Aubergine AUX82610.1    
 PBI_AXIPUP_23   Microbacterium phage AxiPup AUX82672.1    
 PBI_BAINES_23   Microbacterium phage Baines AUX82735.1    
 PBI_BALSA_23   Microbacterium phage Balsa AUX83549.1    
 PBI_BANDIK_23   Microbacterium phage Bandik AVR56045.1    
 PBI_BEEBEE8_24   Microbacterium phage BeeBee8 AVR56109.1    
 PBI_BONINO_23   Microbacterium phage Bonino AVJ49225.1    
 PBI_CASEY_22   Microbacterium phage Casey AVJ51718.1    
 PBI_DAVE_23   Microbacterium phage Dave AVR56225.1    
 PBI_ELERI_22   Microbacterium phage Eleri AUX83360.1    
 PBI_ESPINOSA_23   Microbacterium phage Espinosa AUX82797.1    
 PBI_ETNA_23   Microbacterium phage Etna AVR56288.1    
 PBI_GARGOYLE_23   Microbacterium phage Gargoyle AWN03478.1    
 PBI_GELO_23   Microbacterium phage Gelo AVO25201.1    
 PBI_GOLDEN_23   Microbacterium phage Golden AVJ49770.1    
 PBI_HAMLET_23   Microbacterium phage Hamlet AUX82859.1    
 PBI_ILZAT_23   Microbacterium phage Ilzat AUX83487.1    
 PBI_KALE_23   Microbacterium phage Kale AUX82922.1    
 PBI_KNOX_23   Microbacterium phage Knox AUX82984.1    
 PBI_KOJI_23   Microbacterium phage Koji AVJ49921.1    
 PBI_LUCKY3_230   Microbacterium phage Lucky3 AVJ50080.1    
 PBI_LUDGATE_23   Microbacterium phage Ludgate AUX83047.1    
 PBI_MARTIN_23   Microbacterium phage Martin AWN03738.1    
 PBI_NAGEM_23   Microbacterium phage Nagem AVR56352.1    
 PBI_NATTLES_23   Microbacterium phage Nattles AVJ50496.1    
 PBI_OATS_23   Microbacterium phage Oats AWN03801.1    
 PBI_PAJAZA_22   Microbacterium phage Pajaza AVJ51013.1    
 PBI_PEEP_23   Microbacterium phage Peep AUX83109.1    
 PBI_PEPPINO_23   Microbacterium phage Peppino AUX83173.1    
 PBI_PIKMIN_22   Microbacterium phage Pikmin AVJ51160.1    
 SEA_PUPPYEGGO_23   Microbacterium phage PuppyEggo AVJ51220.1    
 PBI_RACCOON_23   Microbacterium phage Raccoon AUX83236.1    
 PBI_RAPTOR_23   Microbacterium phage Raptor AVR56440.1    
 PBI_ROBINSON_23   Microbacterium phage Robinson AVR56503.1    
 PBI_STINGRAY_23   Microbacterium phage StingRay AVJ51468.1    
 PBI_SUPERFRESH_23   Microbacterium phage Superfresh AUX83299.1    
 PBI_TEAGAN_23   Microbacterium phage Teagan AWN04304.1    
 PBI_TEDDYBEAR_23   Microbacterium phage TeddyBear AVR56566.1    

Last update: 2018-07-09 © Copyright 1998-2018
AFMB - CNRS - Université d'Aix-Marseille