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 (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 | 5 | 6 | 7 | 8 | 9 | ... | 114 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 DOZ58_01090   Acetobacterium sp. KB-1 AWW25352.1    
 BN85306710   Acholeplasma brassicae O502 CCV65692.1    
 NCTC10116_01289 (Chia1)   Acholeplasma laidlawii NCTC10116 SQH57468.1    
 ACL_1282 (possible fragments)   Acholeplasma laidlawii PG-8A ABX81877.1 A9NHP7  
 Aocu_01140   Acholeplasma oculi CDR30187.1    
 Acfer_0647   Acidaminococcus fermentans DSM 20731 ADB47041.1 D2RIY9  
 Acin_0827   Acidaminococcus intestini RyC-MR95 AEQ22057.1    
 Acin_2065   Acidaminococcus intestini RyC-MR95 AEQ23268.1    
 Afer_0020   Acidimicrobium ferrooxidans DSM 10331 ACU52995.1 C7M1E6  
 Afer_2006   Acidimicrobium ferrooxidans DSM 10331 ACU54908.1 C7M2B9  
 LuPra_00198 (Chia1)   Acidobacteria bacterium DSM 100886 AMY07034.1    
 ACP_0575   Acidobacterium capsulatum ATCC 51196 ACO31704.1 C1F1H5  
 ACP_3012   Acidobacterium capsulatum ATCC 51196 ACO32543.1 C1F4G9  
 ACP_0030   Acidobacterium capsulatum ATCC 51196 ACO31679.1 C1F7Y7  
 ACP_0038   Acidobacterium capsulatum ATCC 51196 ACO33699.1 C1F7Z5  
 ACP_0037 (ChiA)   Acidobacterium capsulatum ATCC 51196 ACO34594.1 C1F7Z4  
 Acel_0424   Acidothermus cellulolyticus 11B ABK52198.1 A0LRY8  
 Acel_0603   Acidothermus cellulolyticus 11B ABK52376.1 A0LSG6  
 Acel_1458 (probable fragment)   Acidothermus cellulolyticus 11B ABK53230.1 A0LUX0  
 Acel_1459 (possible fragment)   Acidothermus cellulolyticus 11B ABK53231.1 A0LUX1  
 Acel_1460   Acidothermus cellulolyticus 11B ABK53232.1 A0LUX2  
 Acel_2033   Acidothermus cellulolyticus 11B ABK53805.1 A0LWJ5  
 C8245_13530   Acidovorax avenae subsp. avenae AA81_1 AVS66561.1    
 C8247_14055   Acidovorax avenae subsp. avenae AA99_2 AVS71445.1    
 Acav_3310   Acidovorax avenae subsp. avenae ATCC 19860 ADX47212.1    
 C8234_10890   Acidovorax avenae subsp. avenae COLB1 AVS78527.1    
 C8237_13795   Acidovorax avenae subsp. avenae INDB2 AVS82057.1    
 C8239_13635   Acidovorax avenae subsp. avenae INV AVS85667.1    
 C8238_14035   Acidovorax avenae subsp. avenae KL3 AVS89211.1    
 C8246_22725   Acidovorax avenae subsp. avenae MD5 AVS94082.1    
 C8236_13605   Acidovorax avenae subsp. avenae MOR AVS99751.1    
 C8243_13725   Acidovorax avenae subsp. avenae NCT3 AVT03437.1    
 C8248_13160   Acidovorax avenae subsp. avenae QH1 AVT06806.1    
 C8235_10990   Acidovorax avenae subsp. avenae Sa2 AVT13352.1    
 C7Y68_15185   Acidovorax avenae subsp. avenae SH7 AVT21171.1    
 C8240_15180   Acidovorax cattleyae CAT98_1 AVS75149.1    
 Aave_3442   Acidovorax citrulli AAC00-1 ABM33999.1 A1TSR1  
 CQB05_05295   Acidovorax citrulli KACC17005 ATG93522.1    
 AHOG_25215 (ChtA)   Actinoalloteichus hoggarensis DSM 45943 ASO22648.1    
 AHOG_01100 (Chia2)   Actinoalloteichus hoggarensis DSM 45943 ASO17887.1    
 TL08_24055   Actinoalloteichus hymeniacidonis HPA177(T) (=DSM 45092(T)) AOS65589.1    
 UA74_27250   Actinoalloteichus sp. ADI127-7 APU17453.1    
 UA74_01130   Actinoalloteichus sp. ADI127-7 APU12317.1    
 UA75_01130   Actinoalloteichus sp. GBA129-24 APU18269.1    
 UA75_27840   Actinoalloteichus sp. GBA129-24 APU23539.1    
 SAMN04489716_5115   Actinoplanes derwentensis DSM 43941 SDT64180.1    
 SAMN04489716_7113   Actinoplanes derwentensis DSM 43941 SDT74844.1    
 SAMN04489716_7827   Actinoplanes derwentensis DSM 43941 SDT77092.1    
 SAMN04489716_7116   Actinoplanes derwentensis DSM 43941 SDT74852.1    
 SAMN04489716_7115   Actinoplanes derwentensis DSM 43941 SDT74849.1    
 AFR_28310   Actinoplanes friuliensis DSM 7358 AGZ43923.1    
 AFR_03010   Actinoplanes friuliensis DSM 7358 AGZ38891.1    
 AFR_08740   Actinoplanes friuliensis DSM 7358 AGZ40037.1    
 AFR_08905   Actinoplanes friuliensis DSM 7358 AGZ40070.1    
 AFR_09645   Actinoplanes friuliensis DSM 7358 AGZ40218.1    
 AFR_20460   Actinoplanes friuliensis DSM 7358 AGZ42364.1    
 AFR_37820   Actinoplanes friuliensis DSM 7358 AGZ45818.1    
 AFR_37910   Actinoplanes friuliensis DSM 7358 AGZ45836.1    
 AFR_42015   Actinoplanes friuliensis DSM 7358 AGZ46657.1    
 AFR_42305   Actinoplanes friuliensis DSM 7358 AGZ46715.1    
 AFR_37825   Actinoplanes friuliensis DSM 7358 AGZ45819.1    
 AMIS_60510   Actinoplanes missouriensis 431 BAL91271.1    
 AMIS_72290   Actinoplanes missouriensis 431 BAL92449.1    
 AMIS_72530   Actinoplanes missouriensis 431 BAL92473.1    
 AMIS_72540   Actinoplanes missouriensis 431 BAL92474.1    
 AMIS_49120   Actinoplanes missouriensis 431 BAL90132.1    
 AMIS_4550   Actinoplanes missouriensis 431 BAL85675.1    
 AMIS_12680   Actinoplanes missouriensis 431 BAL86488.1    
 AMIS_13300   Actinoplanes missouriensis 431 BAL86550.1    
 AMIS_14680   Actinoplanes missouriensis 431 BAL86688.1    
 AMIS_40000   Actinoplanes missouriensis 431 BAL89220.1    
 L083_0685   Actinoplanes sp. N902-109 AGL14195.1    
 L083_1809 (ChiC)   Actinoplanes sp. N902-109 AGL15319.1    
 L083_1938 (ChiD)   Actinoplanes sp. N902-109 AGL15448.1    
 L083_2736   Actinoplanes sp. N902-109 AGL16246.1    
 L083_4788   Actinoplanes sp. N902-109 AGL18298.1    
 L083_4801 (ChiA) (fragment)   Actinoplanes sp. N902-109 AGL18311.1    
 L083_7167   Actinoplanes sp. N902-109 AGL20677.1    
 L083_7168 (ChiB)   Actinoplanes sp. N902-109 AGL20678.1    
 L083_7184   Actinoplanes sp. N902-109 AGL20694.1    
 L083_7998   Actinoplanes sp. N902-109 AGL21508.1    
 L083_8082   Actinoplanes sp. N902-109 AGL21592.1    
 ACWT_0488   Actinoplanes sp. SE50 ATO79903.1    
 ACWT_4968   Actinoplanes sp. SE50 ATO84383.1    
 ACWT_7368   Actinoplanes sp. SE50 ATO86783.1    
 ACWT_3607   Actinoplanes sp. SE50 ATO83022.1    
 ACWT_3608   Actinoplanes sp. SE50 ATO83023.1    
 ACWT_0562 (fragment)   Actinoplanes sp. SE50 ATO79977.1    
 ACWT_8029   Actinoplanes sp. SE50 ATO87444.1    
 ACWT_7392   Actinoplanes sp. SE50 ATO86807.1    
 ACWT_1575   Actinoplanes sp. SE50 ATO80990.1    
 ACWT_1425   Actinoplanes sp. SE50 ATO80840.1    
 ACWT_1356   Actinoplanes sp. SE50 ATO80771.1    
 ACWT_7391   Actinoplanes sp. SE50 ATO86806.1    
 ACWT_2570   Actinoplanes sp. SE50 ATO81985.1    
 ACWT_3923   Actinoplanes sp. SE50 ATO83338.1    
 ACWT_8083   Actinoplanes sp. SE50 ATO87498.1    
 ACPL_603 (ChiD)   Actinoplanes sp. SE50/110 AEV81500.1
SLL97305.1
   
 ACPL_1477   Actinoplanes sp. SE50/110 AEV82374.1
SLL98179.1
   
 ACPL_1546 (ChiA)   Actinoplanes sp. SE50/110 AEV82443.1
SLL98247.1
   
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