Glycoside Hydrolase Family 18

Known Activitieschitinase (EC 3.2.1.14); endo-β-N-acetylglucosaminidase (EC 3.2.1.96); 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; InterPro; PFAM; PROSITE;
Commercial Enzyme Provider(s)NZYTech; PROZOMIX;
Statistics GenBank accession (5310); Uniprot accession (3162); PDB accession (216); 3D entries (48); cryst (3)
All (4286) Archaea (25) Bacteria (2512) Eukaryota (1630) Viruses (74) unclassified (45) Structure (48 - 3 cryst) Characterized (391)
Archaea
Protein Name EC#OrganismGenBankUniprotPDB/3D
 Kcr_0727   Candidatus Korarchaeum cryptofilum OPF8 ACB07477.1 B1L4U8  
 Mboo_2180   Candidatus Methanoregula boonei 6A8 ABS56694.1 A7IAD3  
 OE2201F (Chia1)   Halobacterium salinarum R1 DSM 671 CAP13543.1 B0R478  
 OE2205F (Chia2)   Halobacterium salinarum R1 DSM 671 CAP13544.1 B0R479  
 Vng0818c   Halobacterium sp. NRC-1 ATCC 700922 AAG19275.1
NP_279795.1
Q9HR83  
 chitinase (ChiN1;Chi;VNG_0816G;Vng0816g) 3.2.1.14 Halobacterium sp. NRC-1 ATCC 700922 AAG19274.1
NP_279794.1
Q9HR84  
 Hbor_35560   Halogeometricum borinquense DSM 11551 ADQ69076.1 E4NV87  
 Hbor_35570   Halogeometricum borinquense DSM 11551 ADQ69077.1 E4NV88  
 Hbor_35580   Halogeometricum borinquense DSM 11551 ADQ69078.1 E4NV89  
 Hbor_35590   Halogeometricum borinquense DSM 11551 ADQ69079.1 E4NV90  
 Hmuk_2923   Halomicrobium mukohataei DSM 12286 ACV49028.1 C7P113  
 Hmuk_1493   Halomicrobium mukohataei DSM 12286 ACV47608.1 C7P3D6  
 Hmuk_2924   Halomicrobium mukohataei DSM 12286 ACV49029.1 C7P114  
 Hmuk_2922   Halomicrobium mukohataei DSM 12286 ACV49027.1 C7P112  
 Hmuk_3148   Halomicrobium mukohataei DSM 12286 ACV49253.1 C7P2D8  
 Hmuk_0883   Halomicrobium mukohataei DSM 12286 ACV47013.1 C7P0N1  
 Hmuk_2921   Halomicrobium mukohataei DSM 12286 ACV49026.1 C7P111  
 Htur_2175   Haloterrigena turkmenica DSM 5511 ADB61056.1 D2RTV5  
 Mpet_2554   Methanoplanus petrolearius DSM 11571 ADN37298.1 E1RF54  
 Mpet_2554   Methanoplanus petrolearius DSM 11571 ADN37298.1 E1RF54  
 chitinase (PF1234+PF1233;ChiA+ChiB) (Chi18B+Chi18A) 3.2.1.14 Pyrococcus furiosus DSM 3638 AAL81357.1
AAL81358.1
NP_578962.1
NP_578963.1
Q8U1H4
Q8U1H5
 
 chitinase (PF1234+PF1233;ChiA+ChiB) (Chi18B+Chi18A) 3.2.1.14 Pyrococcus furiosus DSM 3638 AAL81357.1
NP_578962.1
Q8U1H5 2DSK[A,B]
3A4W[A,B]
3A4X[A,B]
 chitinase (fragment)   Thermococcus chitonophagus DSM 10152 AAR13021.1 Q6T390  
 chitinase A (ChiA;TK1765) 3.2.1.14 Thermococcus kodakarensis KOD1 BAD85954.1
CAT70561.1
Q9UWR7  
 chitinase A (ChiA;TK1765) 3.2.1.- Thermococcus kodakarensis KOD1 BAD85954.1
CAT70561.1
Q9UWR7  




Last update: 2012-01-31 © Copyright 1998-2012
AFMB - CNRS - Universités Aix-Marseille I & II