Glycoside Hydrolase Family 18

Activities in Familychitinase (EC; lysozyme (EC; endo-β-N-acetylglucosaminidase (EC; 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
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 (17933); Uniprot accession (3282); PDB accession (333); 3D entries (88); cryst (3)
All (16373) Archaea (62) Bacteria (12323) Eukaryota (3424) Viruses (327) unclassified (237) Structure (88 - 3 cryst) Characterized (482)
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | ... | 124 |
Protein Name EC#OrganismGenBank UniprotPDB/3D
 RAM_01405   Amycolatopsis mediterranei S699 AEK38776.1
 RAM_36275   Amycolatopsis mediterranei S699 AEK45728.1
 RAM_43030   Amycolatopsis mediterranei S699 AEK47073.1
 RAM_05265   Amycolatopsis mediterranei S699 AEK39545.1
 RAM_12545   Amycolatopsis mediterranei S699 AEK40999.1
 RAM_01400   Amycolatopsis mediterranei S699 AEK38775.1
 RAM_28380   Amycolatopsis mediterranei S699 AEK44153.1
 RAM_24730   Amycolatopsis mediterranei S699 AEK43424.1
 RAM_25705   Amycolatopsis mediterranei S699 AEK43619.1
 RAM_07880   Amycolatopsis mediterranei S699 AEK40066.1
 RAM_08220   Amycolatopsis mediterranei S699 AEK40134.1
 AMES_7407   Amycolatopsis mediterranei S699 AEK46195.1
 AMES_7469   Amycolatopsis mediterranei S699 AFO81002.1
 AMED_0277   Amycolatopsis mediterranei U32 ADJ42100.1 D8HVY3  
 AMED_0278   Amycolatopsis mediterranei U32 ADJ42101.1 D8HVY4  
 AMED_1035   Amycolatopsis mediterranei U32 ADJ42853.1 D8I3U8  
 AMED_1552   Amycolatopsis mediterranei U32 ADJ43365.1 D8HM95  
 AMED_1619   Amycolatopsis mediterranei U32 ADJ43431.1 D8HMG1  
 AMED_2467   Amycolatopsis mediterranei U32 ADJ44263.1 D8HWB5  
 AMED_2895   Amycolatopsis mediterranei U32 ADJ44689.1 D8I102  
 AMED_4858   Amycolatopsis mediterranei U32 ADJ46624.1 D8HYD6  
 AMED_5565 (AtL)   Amycolatopsis mediterranei U32 ADJ47322.1 D8I654  
 AMED_7070   Amycolatopsis mediterranei U32 ADJ48788.1 D8I509  
 AMED_7519   Amycolatopsis mediterranei U32 ADJ49232.1 D8HP18  
 AMED_7581   Amycolatopsis mediterranei U32 ADJ49294.1 D8HP80  
 AMED_8380   Amycolatopsis mediterranei U32 ADJ50076.1 D8HIZ9  
 AMED_5049   Amycolatopsis mediterranei U32 ADJ46814.1 D8I029  
 chitinase (ChiA) (fragment)   Amycolatopsis methanolica AAB01684.1 Q44094  
 AMETH_4896   Amycolatopsis methanolica 239 AIJ24988.1    
 AMETH_6727 (ChiA)   Amycolatopsis methanolica 239 AIJ26819.1    
 SD37_15385   Amycolatopsis orientalis B-37 ANN16893.1    
 SD37_08300   Amycolatopsis orientalis B-37 ANN15659.1    
 SD37_08305   Amycolatopsis orientalis B-37 ANN15660.1    
 SD37_14520   Amycolatopsis orientalis B-37 ANN16752.1    
 SD37_36075   Amycolatopsis orientalis B-37 ANN20474.1    
 SD37_32935   Amycolatopsis orientalis B-37 ANN19946.1    
 SD37_18800   Amycolatopsis orientalis B-37 ANN17490.1    
 SD37_13205   Amycolatopsis orientalis B-37 ANN16516.1    
 SD37_08310   Amycolatopsis orientalis B-37 ANN15661.1    
 AORI_2872   Amycolatopsis orientalis HCCB10007 AGM05458.1    
 AORI_1024   Amycolatopsis orientalis HCCB10007 AGM03613.1    
 AORI_1637   Amycolatopsis orientalis HCCB10007 AGM04225.1    
 AORI_2429   Amycolatopsis orientalis HCCB10007 AGM05017.1    
 AORI_2695   Amycolatopsis orientalis HCCB10007 AGM05282.1    
 AORI_3300   Amycolatopsis orientalis HCCB10007 AGM05885.1    
 AORI_3663   Amycolatopsis orientalis HCCB10007 AGM06248.1    
 AORI_6419   Amycolatopsis orientalis HCCB10007 AGM09002.1    
 AORI_6420   Amycolatopsis orientalis HCCB10007 AGM09003.1    
 AORI_6421   Amycolatopsis orientalis HCCB10007 AGM09004.1    
 chitinase   Amycolatopsis orientalis M9-2 AJT58396.1    
 chitinase   Amycolatopsis orientalis Y9-2 AJT58395.1    
 CU254_06190   Amycolatopsis sp. AA4 ATY16198.1    
 CU254_34150   Amycolatopsis sp. AA4 ATY14888.1    
 CU254_22370   Amycolatopsis sp. AA4 ATY12887.1    
 CU254_12055   Amycolatopsis sp. AA4 ATY11118.1    
 CU254_10150   Amycolatopsis sp. AA4 ATY10792.1    
 CU254_19630   Amycolatopsis sp. AA4 ATY12416.1    
 CU254_03645   Amycolatopsis sp. AA4 ATY16138.1    
 CU254_06525   Amycolatopsis sp. AA4 ATY10151.1    
 CU254_28620   Amycolatopsis sp. AA4 ATY13950.1    
 CU254_13025   Amycolatopsis sp. AA4 ATY16331.1    
 BKN51_10780   Amycolatopsis sp. BJA-103 AUI58643.1    
 BKN51_25535   Amycolatopsis sp. BJA-103 AUI61209.1    
 BKN51_04750   Amycolatopsis sp. BJA-103 AUI57599.1    
 BKN51_25525   Amycolatopsis sp. BJA-103 AUI61207.1    
 BKN51_07015   Amycolatopsis sp. BJA-103 AUI57998.1    
 BKN51_25530   Amycolatopsis sp. BJA-103 AUI61208.1    
 BKN51_06105   Amycolatopsis sp. BJA-103 AUI57843.1    
 BKN51_39225   Amycolatopsis sp. BJA-103 AUI63600.1    
 BKN51_00435   Amycolatopsis sp. BJA-103 AUI56829.1    
 CPRO_04140 (YaaH)   Anaerotignum propionicum DSM 1682 X2 AMJ40023.1    
 CB4_02120 (Yaah_2) (fragment)   Aneurinibacillus soli CB4 BAU27946.1    
 CB4_01245 (PgaC)   Aneurinibacillus soli CB4 BAU27076.1    
 CB4_02129 (Yaah_3) (fragment)   Aneurinibacillus soli CB4 BAU27955.1    
 CB4_02202 (YdhD)   Aneurinibacillus soli CB4 BAU28028.1    
 ACH33_10850 (fragment)   Aneurinibacillus sp. XH2 AMA73302.1    
 ACH33_10785 (fragment)   Aneurinibacillus sp. XH2 AMA73291.1    
 GFC30_181   Anoxybacillus amylolyticus DSM 15939 ANB60739.1    
 GFC30_1655   Anoxybacillus amylolyticus DSM 15939 ANB61241.1    
 GFC28_2668   Anoxybacillus sp. B2M1 ANB55828.1    
 GFC28_3755 (SafA)   Anoxybacillus sp. B2M1 ANB57503.1    
 GFC29_1678 (SafA)   Anoxybacillus sp. B7M1 ANB64264.1    
 GFC29_2767   Anoxybacillus sp. B7M1 ANB63443.1    
 SAMN00777080_2663   Aquiflexum balticum DSM 16537 SMD44048.1    
 SAMN00777080_2641   Aquiflexum balticum DSM 16537 SMD44026.1    
 D1815_19900   Aquimarina sp. AD1 AXT57907.1    
 D1815_03540   Aquimarina sp. AD1 AXT54867.1    
 D1816_07615   Aquimarina sp. AD10 AXT60220.1    
 D1816_14670   Aquimarina sp. AD10 AXT61540.1    
 D1816_10925 (fragment)   Aquimarina sp. AD10 AXT60835.1    
 D1816_07625   Aquimarina sp. AD10 AXT60222.1    
 D1816_07625   Aquimarina sp. AD10 AXT60222.1    
 D1816_07625   Aquimarina sp. AD10 AXT60222.1    
 D1818_04060   Aquimarina sp. BL5 AXT50043.1    
 A9P82_06440   Arachidicoccus sp. BS20 ANI88963.1    
 D6B99_14200   Arachidicoccus sp. KIS59-12 AYD48653.1    
 D6B99_01800   Arachidicoccus sp. KIS59-12 AYD49245.1    
 D6B99_06435   Arachidicoccus sp. KIS59-12 AYD47279.1    
 AA314_02457   Archangium gephyra DSM 2261 AKJ00831.1    
 DJ013_08250   Arcticibacterium luteifluviistationis SM1504 AWV98164.1    

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