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 (15224); Uniprot accession (3282); PDB accession (305); 3D entries (78); cryst (4)
All (13681) Archaea (61) Bacteria (9970) Eukaryota (3157) Viruses (256) unclassified (237) Structure (78 - 4 cryst) Characterized (477)
| 1 | ... | 91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 | ... | 100 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 AN947_14980   Vibrio cholerae ICDC-VC661 ATD24950.1    
 AN947_10850   Vibrio cholerae ICDC-VC661 ATD24210.1    
 AN947_00120   Vibrio cholerae ICDC-VC661 ATD23150.1    
 AN947_03035   Vibrio cholerae ICDC-VC661 ATD22790.1    
 O3Y_16808   Vibrio cholerae IEC224 AFC60178.1    
 O3Y_13623   Vibrio cholerae IEC224 AFC59547.1    
 O3Y_09435   Vibrio cholerae IEC224 AFC58761.1    
 O3Y_04990   Vibrio cholerae IEC224 AFC57878.1    
 chitinase (fragment)   Vibrio cholerae J31W ABU96789.1 A7XXW3  
 VCLMA_B0024   Vibrio cholerae LMA3984-4 AEA79673.1    
 VCLMA_A1695   Vibrio cholerae LMA3984-4 AEA78898.1    
 VCLMA_A0928   Vibrio cholerae LMA3984-4 AEA78189.1    
 VCLMA_B0485   Vibrio cholerae LMA3984-4 AEA80115.1    
 ASZ83_00962   Vibrio cholerae M2140 APF74848.1    
 ASZ83_01804   Vibrio cholerae M2140 APF75682.1    
 ASZ83_03141   Vibrio cholerae M2140 APF76930.1    
 ASZ83_03657   Vibrio cholerae M2140 APF77445.1    
 chitinase (fragment)   Vibrio cholerae M556 ADN78886.1 E2GA08  
 chitinase (fragment)   Vibrio cholerae M557 ADN78885.1 E2GA07  
 chitinase (fragment)   Vibrio cholerae M562 ADN78877.1 E2G9Z9  
 VCM66_1029   Vibrio cholerae M66-2 ACP05347.1 C3LTX1  
 VCM66_A0026 (Chiα-2)   Vibrio cholerae M66-2 ACP07011.1 C3LU56  
 VCM66_A0658   Vibrio cholerae M66-2 ACP07620.1 C3LVW5  
 VCM66_1876 (Chiα-1)   Vibrio cholerae M66-2 ACP06182.1 C3LNQ6  
 chitinase (fragment)   Vibrio cholerae ME802 ABU96788.1 A7XXX5  
 VCD_002412   Vibrio cholerae MJ-1236 ACQ60578.1 C3NP69  
 VCD_000206   Vibrio cholerae MJ-1236 ACQ62174.1 C3NYI2  
 VCD_000618   Vibrio cholerae MJ-1236 ACQ62580.1 C3NWT4  
 VCD_003268   Vibrio cholerae MJ-1236 ACQ61428.1 C3NRT8  
 MS6_A0745   Vibrio cholerae MS6 BAP05004.1    
 MS6_1711   Vibrio cholerae MS6 BAP03366.1    
 MS6_0865   Vibrio cholerae MS6 BAP02520.1    
 MS6_A0017   Vibrio cholerae MS6 BAP04276.1    
 ASZ85_02793   Vibrio cholerae NCTC5395 APF80284.1    
 ASZ85_01064   Vibrio cholerae NCTC5395 APF78598.1    
 ASZ85_01902   Vibrio cholerae NCTC5395 APF79428.1    
 ASZ85_03563   Vibrio cholerae NCTC5395 APF81053.1    
 ASZ86_03514   Vibrio cholerae NCTC9420 APF84891.1    
 ASZ86_02865   Vibrio cholerae NCTC9420 APF84243.1    
 ASZ86_01965   Vibrio cholerae NCTC9420 APF83385.1    
 ASZ86_01117   Vibrio cholerae NCTC9420 APF82545.1    
 chitinase, partial (fragment)   Vibrio cholerae O1 biovar El Tor 151-06-V AGT56245.1    
 chitinase, partial (fragment)   Vibrio cholerae O1 biovar El Tor 284-07-C ALP92042.1    
 IR04_10700   Vibrio cholerae O1 biovar El Tor FJ147 AJZ99596.1    
 IR04_14910   Vibrio cholerae O1 biovar El Tor FJ147 AKA00396.1    
 IR04_00115   Vibrio cholerae O1 biovar El Tor FJ147 AJZ97664.1    
 IR04_03000   Vibrio cholerae O1 biovar El Tor FJ147 AJZ98197.1    
 chitinase, partial (fragment)   Vibrio cholerae O1 biovar El Tor I-1315 AGT56243.1    
 chitinase, partial (fragment)   Vibrio cholerae O1 biovar El Tor I-1447 AGT56242.1    
 chitinase, partial (fragment)   Vibrio cholerae O1 biovar El Tor I-721 AGT56241.1    
 VCA0700   Vibrio cholerae O1 biovar El Tor str. N16961 AAF96599.1
NP_233087.1
Q9KLP3  
 chitinase (ChiA2;VCA0027) 3.2.1.14 Vibrio cholerae O1 biovar El Tor str. N16961 AAF95941.1
NP_232428.1
Q9KND8  
 VC1952   Vibrio cholerae O1 biovar El Tor str. N16961 AAF95100.1
NP_231586.1
Q9KQP6  
 VC1073   Vibrio cholerae O1 biovar El Tor str. N16961 AAF94232.1
NP_230718.1
Q9KT32  
 Vch1786_I1444   Vibrio cholerae O1 str. 2010EL-1786 AET27044.1    
 Vch1786_II0384   Vibrio cholerae O1 str. 2010EL-1786 AET28805.1    
 Vch1786_II0823   Vibrio cholerae O1 str. 2010EL-1786 AET29241.1    
 Vch1786_I0577   Vibrio cholerae O1 str. 2010EL-1786 AET26185.1    
 N900_16960   Vibrio cholerae O1 str. KW3 ALJ65992.1    
 N900_04615   Vibrio cholerae O1 str. KW3 ALJ63639.1    
 N900_14075   Vibrio cholerae O1 str. KW3 ALJ65445.1    
 N900_08835   Vibrio cholerae O1 str. KW3 ALJ64462.1    
 VC0395_0106 (ChiA-2)   Vibrio cholerae O395 ABQ18833.1
ABY50215.1
ABY50227.1
ACP10871.1
A5F1L6  
 VC0395_0638   Vibrio cholerae O395 ABQ19091.1
ACP11446.1
A5EZW4  
 VC0395_A0592   Vibrio cholerae O395 ABQ21063.1 A5F2L3  
 VC0395_A1540   Vibrio cholerae O395 ABQ21983.1
ACP10060.1
A5F6W1  
 chitinase (fragment)   Vibrio cholerae SG20 AAP83971.1 Q7WYY7  
 chitinase (fragment)   Vibrio cholerae SJ179W ABU96784.1 A7XXW3  
 chitinase (fragment)   Vibrio cholerae SO47W ABU96787.1 A7XXW3  
 chitinase (fragment)   Vibrio cholerae ST2761 ABU96786.1 A7XXX3  
 chitinase (fragment)   Vibrio cholerae T2001 ABU96785.1 A7XXX1  
 chitinase (fragment)   Vibrio cholerae T610 ABU96782.1 A7XXW5  
 chitinase (fragment)   Vibrio cholerae T717 ABU96783.1 A7XXW7  
 chitinase (fragment)   Vibrio cholerae T96W ABU96790.1 A7XXX7  
 EN12_09470   Vibrio cholerae TSY216 AKO75460.1    
 EN12_17125   Vibrio cholerae TSY216 AKO76902.1    
 EN12_14215   Vibrio cholerae TSY216 AKO76356.1    
 EN12_05260   Vibrio cholerae TSY216 AKO74650.1    
 chitinase A (ChiA) (fragment)   Vibrio cholerae VO-146 ABY50233.1 B0F620  
 BA953_24055   Vibrio coralliilyticus 58 ANW27194.1    
 BA953_24050   Vibrio coralliilyticus 58 ANW27193.1    
 BA953_12325   Vibrio coralliilyticus 58 ANW24921.1    
 BA953_17730   Vibrio coralliilyticus 58 ANW26025.1    
 BA953_04000   Vibrio coralliilyticus 58 ANW23438.1    
 BA953_18530   Vibrio coralliilyticus 58 ANW26172.1    
 BA953_20050   Vibrio coralliilyticus 58 ANW26454.1    
 JV59_02335   Vibrio coralliilyticus OCN014 AIS54014.1    
 JV59_24030   Vibrio coralliilyticus OCN014 AIS58031.1    
 JV59_10135   Vibrio coralliilyticus OCN014 AIS55395.1
AIU67365.1
   
 JV59_17265   Vibrio coralliilyticus OCN014 AIS56809.1    
 IX92_12020   Vibrio coralliilyticus RE98 AIW19727.1    
 IX92_04390   Vibrio coralliilyticus RE98 AIW18327.1    
 IX92_22330   Vibrio coralliilyticus RE98 AIW21725.1    
 IX92_23835   Vibrio coralliilyticus RE98 AIW22006.1    
 IX92_21505   Vibrio coralliilyticus RE98 AIW21573.1    
 B6A42_17920   Vibrio coralliilyticus SNUTY-1 ARC93638.1    
 B6A42_19475   Vibrio coralliilyticus SNUTY-1 ARC93879.1    
 A134_21455   Vibrio crassostreae 9CS106 ANP78910.1    
 A134_16955   Vibrio crassostreae 9CS106 ANP78075.1    
 A134_16650   Vibrio crassostreae 9CS106 ANP79218.1    
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