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Glycoside Hydrolase Family 18

Activities in FamilyNod factor hydrolase (EC 3.2.1.-);
Chitin exo-β-1,4-N-acetylglucosaminidase (EC 3.2.1.-);
Di-N-acetylchitobiase / reducing-end exo-hexosaminidase (EC 3.2.1.-);
Peptidoglycan endo-β-1,4-N-acetylglucosaminidase (EC 3.2.1.-);
Chitosanase (EC 3.2.1.132);
Chitinase (EC 3.2.1.14);
Chitin exo-β-1,4-N-acetylglucobiosaminidase (EC 3.2.1.200);
[reducing end] exo-chitinase (EC 3.2.1.201);
β-N-acetylhexosaminidase (EC 3.2.1.52);
Mannosyl-glycoprotein endo-β-N-acetylglucosaminidase (EC 3.2.1.96);
Mechanism Retaining e
ClanGH-K
3D Structure Status( β / α ) 8 barrel
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)MEGAZYME; NZYTech; PROZOMIX;
Statistics GenBank accession (41399); Uniprot accession (502); PDB accession (425); 3D entries (110); cryst (2)
Summary
Download GH18 (53976) Taxonomic display Structure (110 - 2 cryst) Characterized (431)
| 1 | ... | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | ... | 205 |
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D
 L3Y34_000078   Caenorhabditis briggsae isolate QX1410_ONT ULT98454.1    
 L3Y34_006242 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULT86413.1    
 L3Y34_007207   Caenorhabditis briggsae isolate QX1410_ONT ULT87866.1    
 L3Y34_006243 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULT86414.1    
 L3Y34_011617   Caenorhabditis briggsae isolate QX1410_ONT ULT81765.1    
 L3Y34_017177 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULU04203.1    
 L3Y34_018358   Caenorhabditis briggsae isolate QX1410_ONT ULU06447.1    
 L3Y34_018354 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULU06442.1    
 L3Y34_018355 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULU06443.1    
 L3Y34_017359   Caenorhabditis briggsae isolate QX1410_ONT ULU04541.1    
 L3Y34_017210 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULU04261.1    
 L3Y34_018359 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULU06449.1    
 L3Y34_018353   Caenorhabditis briggsae isolate QX1410_ONT ULU06440.1    
 L3Y34_017202 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULU04246.1    
 L3Y34_017202 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULU04246.1    
 L3Y34_018352   Caenorhabditis briggsae isolate QX1410_ONT ULU06439.1    
 L3Y34_017200   Caenorhabditis briggsae isolate QX1410_ONT ULU04242.1    
 L3Y34_017200   Caenorhabditis briggsae isolate QX1410_ONT ULU04242.1    
 L3Y34_018356 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULU06445.1    
 L3Y34_017201 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULU04245.1    
 L3Y34_009303   Caenorhabditis briggsae isolate QX1410_ONT ULT91590.1    
 L3Y34_009354   Caenorhabditis briggsae isolate QX1410_ONT ULT91658.1    
 L3Y34_009315 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULT91607.1    
 L3Y34_009424   Caenorhabditis briggsae isolate QX1410_ONT ULT91749.1    
 L3Y34_009620 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULT92034.1    
 L3Y34_009172 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULT91383.1    
 L3Y34_009355   Caenorhabditis briggsae isolate QX1410_ONT ULT91660.1    
 L3Y34_009436 (fragment)   Caenorhabditis briggsae isolate QX1410_ONT ULT91766.1    
 L3Y34_009352   Caenorhabditis briggsae isolate QX1410_ONT ULT91655.1    
 L3Y34_009338   Caenorhabditis briggsae isolate QX1410_ONT ULT91639.1    
 L3Y34_009342   Caenorhabditis briggsae isolate QX1410_ONT ULT91643.1    
 Y22D7AL.14   Caenorhabditis elegans Bristol N2 CCD73759.1
AAK84588.1
NP_497437.1		    
 chitinase (CeCht1;C04F6.3/cht-1) 3.2.1.14 Caenorhabditis elegans Bristol N2 CCD63028.1
AAA83586.1
NP_508588.1		 Q11174 6LDU[A]
6LE7[A]
6LE8[A]
 C08H9.10   Caenorhabditis elegans Bristol N2 CAA91147.1
NP_496125.1		    
 C08H9.11   Caenorhabditis elegans Bristol N2 CAA91148.1
NP_496127.1		    
 C08H9.12   Caenorhabditis elegans Bristol N2 CAA91149.1
NP_496126.1		    
 C08H9.13   Caenorhabditis elegans Bristol N2 CAA91152.1
CAA91152.2
NP_496131.1		    
 C08H9.14   Caenorhabditis elegans Bristol N2 CAA91153.1
NP_496132.1		    
 C08H9.4 (C08H9.4a;C08H9.4b)   Caenorhabditis elegans Bristol N2 CAK55172.1
CAA91151.1
NP_496129.1		    
 C08H9.6   Caenorhabditis elegans Bristol N2 CAA91154.2
CAA91154.1
NP_496133.1		    
 C08H9.7   Caenorhabditis elegans Bristol N2 CAA91150.1
NP_496128.1		    
 T19H5.2   Caenorhabditis elegans Bristol N2 CAA87663.1
NP_496034.1		    
 T19H5.3   Caenorhabditis elegans Bristol N2 CAA87664.1
NP_496035.1		    
 R09D1.4   Caenorhabditis elegans Bristol N2 CAA93864.2
NP_496023.1		    
 C45E5.2 / CHIL-11   Caenorhabditis elegans Bristol N2 AAC24288.1
CCD67370.1
CCD67370.2
NP_500856.1		    
 C45E5.3 (fragment)   Caenorhabditis elegans Bristol N2 AAC24286.1
CCD67371.1
NP_500855.1		    
 F07G11.9   Caenorhabditis elegans Bristol N2 AAG24054.1
CCD64335.1
CCD64335.2
NP_504862.1		    
 F15A4.8   Caenorhabditis elegans Bristol N2 CAB02942.2
CAB02942.1
CAD59145.1
CAV31769.1
NP_496660.1		    
 F15A4.8   Caenorhabditis elegans Bristol N2 CAB02942.2
CAB02942.1
CAD59145.1
CAV31769.1
NP_496660.1		    
 M01B2.6   Caenorhabditis elegans Bristol N2 CAB05568.2
NP_506770.1		    
 M176.8   Caenorhabditis elegans Bristol N2 CAB01653.1
CBL87057.1
NP_496018.1		    
 R09D1.1   Caenorhabditis elegans Bristol N2 CAA93861.1
NP_496021.1		    
 R09D1.10   Caenorhabditis elegans Bristol N2 CAA93870.2
NP_496031.2		    
 R09D1.11   Caenorhabditis elegans Bristol N2 CAA87667.1
CAA93874.1
NP_496032.1		    
 R09D1.2   Caenorhabditis elegans Bristol N2 CAA93862.1
NP_496020.1		    
 R09D1.3   Caenorhabditis elegans Bristol N2 CAA93863.1
NP_496019.1		    
 R09D1.5   Caenorhabditis elegans Bristol N2 NP_496024.1
CAA93865.2		    
 R09D1.6   Caenorhabditis elegans Bristol N2 CAA93866.2
CAA93866.1
NP_496026.1		    
 R09D1.7   Caenorhabditis elegans Bristol N2 CAA93867.1
NP_496027.1		    
 R09D1.8   Caenorhabditis elegans Bristol N2 CAA93868.2
CAA93868.3
NP_496029.1		    
 R09D1.9   Caenorhabditis elegans Bristol N2 CAA93869.2
NP_496030.1		    
 T01C4.1   Caenorhabditis elegans Bristol N2 AAB09177.1
CCD83390.1
CCD83398.1
NP_504806.1		    
 T10D4.3   Caenorhabditis elegans Bristol N2 AAC68716.1
CCD73596.1
NP_494455.1		    
 T13H5.3   Caenorhabditis elegans Bristol N2 CAA91419.1
CAA91419.2
NP_495798.1		    
 ZK938.6   Caenorhabditis elegans Bristol N2 CAA90145.2
NP_496122.1		    
 C25A8.4   Caenorhabditis elegans Bristol N2 AAB03182.3
CCD63429.1
NP_501082.2		    
 C25A8.4   Caenorhabditis elegans Bristol N2 AAB03182.3
CCD63429.1
NP_501082.2		    
 C25A8.4   Caenorhabditis elegans Bristol N2 AAB03182.3
CCD63429.1
NP_501082.2		    
 R09D1.14 (probable fragment)   Caenorhabditis elegans Bristol N2 CAB76726.1
NP_496028.1		    
 T19H5.6 (fragment)   Caenorhabditis elegans Bristol N2 CBJ25097.1    
 T19H5.1   Caenorhabditis elegans Bristol N2 CAA87665.2    
 K08F9.3 (fragment)   Caenorhabditis elegans Bristol N2 CCQ25707.1
CAB03188.3
CAB03188.4
CCQ25705.1
CCQ25706.1		    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0127 AHH80932.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0128 AHH80933.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0129 AHH80934.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0130 AHH80946.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0132 AHH80935.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0133 AHH80936.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0134 AHH80937.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0138 AHH80938.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0141 AHH80939.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0142 AHH80961.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0143 AHH80962.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0144 AHH80945.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0157 AHH80958.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0158 AHH80960.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0159 AHH80959.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0164 AHH80957.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0165 AHH80956.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0174 AHH80955.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0176 AHH80944.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0178 AHH80941.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0179 AHH80942.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0181 AHH80943.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0182 AHH80940.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0186 AHH80963.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0187 AHH80967.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0190 AHH80948.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0191 AHH80949.1    
 CHT-1, partial (fragment)   Caenorhabditis japonica VX0193 AHH80951.1    
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