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 (19434); Uniprot accession (3282); PDB accession (340); 3D entries (91); cryst (3)
All (17862) Archaea (62) Bacteria (13660) Eukaryota (3542) Viruses (337) unclassified (261) Structure (91 - 3 cryst) Characterized (482)
| 1 | ... | 110 | 111 | 112 | 113 | 114 | 115 | 116 | 117 | 118 | ... | 137 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 D1J60_24285   Streptomyces sp. W1SF4 AZM91203.1    
 DLM49_30865   Streptomyces sp. WAC 01438 AZM63383.1    
 DLM49_10885   Streptomyces sp. WAC 01438 AZM60003.1    
 DLM49_23590   Streptomyces sp. WAC 01438 AZM62117.1    
 DLM49_09540   Streptomyces sp. WAC 01438 AZM59769.1    
 DLM49_30940   Streptomyces sp. WAC 01438 AZM63396.1    
 DLM49_12695   Streptomyces sp. WAC 01438 AZM60301.1    
 DMA15_05405   Streptomyces sp. WAC 01529 AZM52095.1    
 DMA15_34495   Streptomyces sp. WAC 01529 AZM57048.1    
 DMA15_04680   Streptomyces sp. WAC 01529 AZM51975.1    
 DMA15_25710   Streptomyces sp. WAC 01529 AZM55554.1    
 DMA15_05505   Streptomyces sp. WAC 01529 AZM57475.1    
 DMB38_07855   Streptomyces sp. WAC 06738 AZM45756.1    
 DMB38_08700   Streptomyces sp. WAC 06738 AZM45896.1    
 DMB38_26305   Streptomyces sp. WAC 06738 AZM48822.1    
 DMB38_33235   Streptomyces sp. WAC 06738 AZM50006.1    
 DMB38_24030   Streptomyces sp. WAC 06738 AZM48441.1    
 DMB38_33210 (fragment)   Streptomyces sp. WAC 06738 AZM50001.1    
 DMB38_26780   Streptomyces sp. WAC 06738 AZM48902.1    
 DMB38_35025   Streptomyces sp. WAC 06738 AZM50306.1    
 DMB38_26310   Streptomyces sp. WAC 06738 AZM48823.1    
 C5L38_12125   Streptomyces sp. WAC00288 AVH95725.1    
 C5L38_21725   Streptomyces sp. WAC00288 AVH97358.1    
 C5L38_28185   Streptomyces sp. WAC00288 AVH98464.1    
 C5L38_10455   Streptomyces sp. WAC00288 AVH95444.1    
 C5L38_02315   Streptomyces sp. WAC00288 AVH94042.1    
 C5L38_32310   Streptomyces sp. WAC00288 AVH99157.1    
 C5L38_09035   Streptomyces sp. WAC00288 AVH95195.1    
 C5L38_21820   Streptomyces sp. WAC00288 AVH97375.1    
 C5L38_11765   Streptomyces sp. WAC00288 AVH95668.1    
 endochitinase   Streptomyces sp. WAC2288 AKA59109.1    
 chitinase (fragment)   Streptomyces sp. X ACN43102.1 C6F5T9  
 chitinase (fragment)   Streptomyces sp. XI ACN43103.1 C6F5U0  
 chitinase (fragment)   Streptomyces sp. XII ACN43104.1 C6F5U1  
 chitinase (fragment)   Streptomyces sp. XIII ACN43105.1 C6F5U2  
 chitinase (fragment)   Streptomyces sp. XIV ACN43106.1 C6F5U3  
 chitinase (fragment)   Streptomyces sp. XV ACN43107.1 C6F5U4  
 chitinase (fragment)   Streptomyces sp. XVI ACN43108.1 C6F5U5  
 chitinase (fragment)   Streptomyces sp. XVII ACN43109.1 C6F5U6  
 chitinase (fragment)   Streptomyces sp. XVIII ACN43110.1 C6F5U7  
 D9753_01150   Streptomyces sp. Z022 AYN37803.1    
 D9753_09780   Streptomyces sp. Z022 AYN39146.1    
 D9753_22350   Streptomyces sp. Z022 AYN41161.1    
 D9753_11125   Streptomyces sp. Z022 AYN39377.1    
 D9753_29730   Streptomyces sp. Z022 AYN42383.1    
 D9753_12985   Streptomyces sp. Z022 AYN39688.1    
 D9753_02235   Streptomyces sp. Z022 AYN43431.1    
 D9753_34985 (fragment)   Streptomyces sp. Z022 AYN43231.1    
 DN051_25985   Streptomyces sp. ZFG47 AWW39688.1    
 DN051_15270   Streptomyces sp. ZFG47 AWW37846.1    
 DN051_31510   Streptomyces sp. ZFG47 AWW40645.1    
 DN051_35535   Streptomyces sp. ZFG47 AWW42853.1    
 DN051_13330   Streptomyces sp. ZFG47 AWW37512.1    
 DN051_12005   Streptomyces sp. ZFG47 AWW37271.1    
 DDQ41_19945   Streptomyces spongiicola HNM0071 AWK10798.1    
 DDQ41_00045   Streptomyces spongiicola HNM0071 AWK07576.1    
 DDQ41_22120   Streptomyces spongiicola HNM0071 AWK11166.1    
 chitinase, partial (ChI) (fragment)   Streptomyces spororaveus TSR18 AFH01028.1    
 chitinase, partial (ChI) (fragment)   Streptomyces spororaveus TSR28 AFH01031.1    
 CchlR   Streptomyces subtropicus CGMCC IA A-182 ADM87297.1 E0X896  
 chitinase (Chi40) 3.2.1.14 Streptomyces thermoviolaceus OPC-520 BAA03404.1 Q56077 4W5U[A,B]
 chitinase (Chi30) 3.2.1.14 Streptomyces thermoviolaceus OPC-520 BAA88835.1 Q9RHU3  
 B7R87_10180   Streptomyces tsukubensis NRRL 18488 AZK94193.1    
 B7R87_15375   Streptomyces tsukubensis NRRL 18488 AZK95082.1    
 B7R87_02440   Streptomyces tsukubensis NRRL 18488 AZK92865.1    
 B7R87_20955   Streptomyces tsukubensis NRRL 18488 AZK98566.1    
 B7R87_21855   Streptomyces tsukubensis NRRL 18488 AZK96216.1    
 B7R87_22360 (fragment)   Streptomyces tsukubensis NRRL 18488 AZK96309.1    
 B7R87_25280   Streptomyces tsukubensis NRRL 18488 AZK96810.1    
 B7R87_23595   Streptomyces tsukubensis NRRL 18488 AZK98622.1    
 B7R87_32410   Streptomyces tsukubensis NRRL 18488 AZK98070.1    
 B7R87_19415   Streptomyces tsukubensis NRRL 18488 AZK95787.1    
 SVEN_0572   Streptomyces venezuelae ATCC 10712 CCA53859.1    
 SVEN_1042   Streptomyces venezuelae ATCC 10712 CCA54329.1    
 SVEN_2589   Streptomyces venezuelae ATCC 10712 CCA55875.1    
 SVEN_2605   Streptomyces venezuelae ATCC 10712 CCA55891.1    
 SVEN_4674   Streptomyces venezuelae ATCC 10712 CCA57960.1    
 SVEN_4742   Streptomyces venezuelae ATCC 10712 CCA58028.1    
 SVEN_5028   Streptomyces venezuelae ATCC 10712 CCA58314.1    
 SVEN_5337   Streptomyces venezuelae ATCC 10712 CCA58623.1    
 SVEN_7115   Streptomyces venezuelae ATCC 10712 CCA60401.1    
 BN2537_1111   Streptomyces venezuelae ATCC 15439 CUM36073.1    
 BN2537_10959   Streptomyces venezuelae ATCC 15439 CUM40997.1    
 BN2537_6361   Streptomyces venezuelae ATCC 15439 CUM38698.1    
 BN2537_5219   Streptomyces venezuelae ATCC 15439 CUM38127.1    
 BN2537_14279   Streptomyces venezuelae ATCC 15439 CUM42657.1    
 BN2537_5815   Streptomyces venezuelae ATCC 15439 CUM38425.1    
 BN2537_10993   Streptomyces venezuelae ATCC 15439 CUM41014.1    
 BN2537_6479   Streptomyces venezuelae ATCC 15439 CUM38757.1    
 AQF52_7654   Streptomyces venezuelae ATCC 15439 ALO13240.1    
 AQF52_5219   Streptomyces venezuelae ATCC 15439 ALO10813.1    
 AQF52_5757   Streptomyces venezuelae ATCC 15439 ALO11351.1    
 AQF52_3018   Streptomyces venezuelae ATCC 15439 ALO08612.1    
 AQF52_1443   Streptomyces venezuelae ATCC 15439 ALO07039.1    
 AQF52_3035   Streptomyces venezuelae ATCC 15439 ALO08629.1    
 AQF52_5163   Streptomyces venezuelae ATCC 15439 ALO10757.1    
 AQF52_5475   Streptomyces venezuelae ATCC 15439 ALO11069.1    
 SVTN_06630   Streptomyces vietnamensis GIM4.0001 AJF64132.1    
 SVTN_13845   Streptomyces vietnamensis GIM4.0001 AJF65336.1    
 SVTN_13930   Streptomyces vietnamensis GIM4.0001 AJF65348.1    
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