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 (14617); Uniprot accession (3282); PDB accession (301); 3D entries (77); cryst (4)
All (13074) Archaea (61) Bacteria (9464) Eukaryota (3057) Viruses (255) unclassified (237) Structure (77 - 4 cryst) Characterized (477)
| 1 | ... | 86 | 87 | 88 | 89 | 90 | 91 | 92 | 93 | 94 | 95 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 BN444_03974 (ChiA)   Xanthomonas translucens pv. translucens DSM 18974 SCB03914.1    
 FD63_13665   Xanthomonas translucens pv. undulosa Xtu 4699 AKK68459.1    
 BJD12_06210   Xanthomonas vesicatoria ATCC 35937 LMG 911 APP77650.1    
 BI313_08805   Xanthomonas vesicatoria LM159 APO94692.1    
 XBW1_0503   Xenorhabdus bovienii CS03 CDM87860.1    
 XBW1_2197   Xenorhabdus bovienii CS03 CDM89554.1    
 XBW1_0955   Xenorhabdus bovienii CS03 CDM88312.1    
 XBJ1_0567   Xenorhabdus bovienii SS-2004 CBJ79711.1 D3UWD7  
 XBJ1_0570   Xenorhabdus bovienii SS-2004 CBJ79714.1 D3UWE0  
 XBJ1_1652   Xenorhabdus bovienii SS-2004 CBJ80778.1 D3V0U6  
 A9255_11555   Xenorhabdus hominickii ANU1 AOM41160.1    
 XNC2_2460   Xenorhabdus nematophila AN6/1 CEK23454.1    
 XNC2_2463   Xenorhabdus nematophila AN6/1 CEK23457.1    
 XNC1_2562 (Chi)   Xenorhabdus nematophila ATCC 19061 CBJ90620.1 D3VHH5  
 XNC1_2559   Xenorhabdus nematophila ATCC 19061 CBJ90617.1 D3VHH2  
 chitinase 60   Xenorhabdus nematophila HB310 AGK44778.1    
 chitinase 70   Xenorhabdus nematophila HB310 AGK44779.1    
 Chi   Xenorhabdus nematophila PMFI296 CAC38398.1
ABI00407.1
ABI00412.1
ACP58497.1
ACQ41123.1
ACQ41128.1
ACW31728.1
AEL75118.1
Q93RP3  
 Xcel_0218   Xylanimonas cellulosilytica DSM 15894 ACZ29257.1 D1BUL6  
 XFC3_10730   Xylella fastidiosa 3124 ALQ97761.1    
 XF0848   Xylella fastidiosa 9a5c AAF83658.1    
 XFFB_11700   Xylella fastidiosa Fb7 ALR09738.1    
 XFHB_11090   Xylella fastidiosa Hib4 ALR07302.1    
 OY18_11020   Xylella fastidiosa J1a12 ALR02638.1    
 Xfasm12_2002   Xylella fastidiosa M12 ACA12872.1 B0U4V5  
 XfasM23_1926   Xylella fastidiosa M23 ACB93326.1 B2I8Y5  
 P303_00725   Xylella fastidiosa MUL0034 AIC11853.1    
 XFPR_10340   Xylella fastidiosa Pr8x ALR04960.1    
 XFLM_03570   Xylella fastidiosa subsp. fastidiosa GB514 ADN62692.1 E1RLV9  
 B9J09_10260   Xylella fastidiosa subsp. pauca De Donno ARO69346.1    
 D934_12975   Xylella fastidiosa subsp. sandyi Ann-1 AIC10774.1    
 chitinase A (ChiA;PD_1826;PD1826) 3.2.1.14 Xylella fastidiosa Temecula1 AAO29659.1 Q87AJ8  
 XFUD_03590   Xylella fastidiosa U24D ALQ94385.1    
 PL78_11910   Yersinia entomophaga MH96 ANI30527.1    
 PL78_03740   Yersinia entomophaga MH96 ANI28952.1    
 PL78_03755   Yersinia entomophaga MH96 ANI28955.1    
 BZ23_2931   Yersinia pseudotuberculosis 1 AJJ72444.1    
 DJ40_3065 (ChiA)   Yersinia pseudotuberculosis ATCC 6904 AIN13949.1    
 BZ20_2765   Yersinia pseudotuberculosis EP2/+ AJJ08392.1    
 YpsIP31758_0611   Yersinia pseudotuberculosis IP 31758 ABS46807.1 A7FEC5  
 YPTB3365 (ChiC)   Yersinia pseudotuberculosis IP 32953 CAH22603.1    
 BZ17_3244   Yersinia pseudotuberculosis IP 32953 AJJ54966.1    
 BZ21_2645   Yersinia pseudotuberculosis MD67 AJJ03251.1    
 YPTS_3503   Yersinia pseudotuberculosis PB1/+ ACC90456.1
AJJ68216.1
B2K2C7  
 BZ19_2771   Yersinia pseudotuberculosis str. PA3606 AJK16870.1    
 YPK_0693   Yersinia pseudotuberculosis YPIII ACA66994.1
AJJ61138.1
B1JM72  
 CSF007_10510   Yersinia ruckeri CSF007-82 CEK27852.1    
 QMA0440_01330 (ChiA)   Yersinia ruckeri QMA0440 ARZ00670.1    
 BD65_626   Yersinia ruckeri YRB AJI94423.1    
 BF17_03990   Yersinia similis CCUG 52882 AHK18600.1    
 chitinase (Chi1) (Yen-Tc subunit) 3.2.1.14 Yersinia sp. MH-1 / Yersinia entomophaga MH96 ABG33870.1 B6A876 3OA5[A,B]
4A5Q[A,B,C,D,E]
 chitinase (Chi2) (Yen-Tc subunit) 3.2.1.14 Yersinia sp. MH-1 / Yersinia entomophaga MH96 ABG33867.1   4DWS[A,B,C,D]
 zobellia_1015   Zobellia galactanivorans DsiJT CAZ95072.1    
 zobellia_3066   Zobellia galactanivorans DsiJT CAZ97205.1    
 ZPR_1702 (fragment)   Zunongwangia profunda SM-A87 ADF52036.1 D5BLS0  
 ZPR_1703 (fragment)   Zunongwangia profunda SM-A87 ADF52037.1 D5BLS1  
 Zmob_1170   Zymomonas mobilis subsp. mobilis ATCC 10988 AEH63000.1    
 ZZ6_0625   Zymomonas mobilis subsp. mobilis ATCC 29191 AFN56522.1    
 Za10_0612   Zymomonas mobilis subsp. mobilis NCIMB 11163 ACV75160.1 C8WBS4  
 A254_00631 (PgaC)   Zymomonas mobilis subsp. mobilis NRRL B-12526 AHJ70253.1    
 B9T50_02700   Zymomonas mobilis subsp. mobilis NRRL B-1960 ART93110.1    
 ZCP4_0638   Zymomonas mobilis subsp. mobilis str. CP4 = NRRL B-14023 AHB09948.1
AHJ72108.1
   
 ZMO0654   Zymomonas mobilis subsp. mobilis ZM4 = ATCC 31821 AAV89278.1 Q5NPT2  
 Zymop_0576   Zymomonas mobilis subsp. pomaceae ATCC 29192 AEI37478.1    
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