Activities in Family	chitinase (EC 3.2.1.14); lysozyme (EC 3.2.1.17)
Mechanism	Inverting
Catalytic Nucleophile/Base	Not known
Catalytic Proton Donor	Not known
Note	Contains chitinases of classes I, II, and IV.
External resources	CAZypedia; HOMSTRAD; PROSITE;
Statistics	GenBank accession (5255); Uniprot accession (970); PDB accession (27); 3D entries (15); cryst (0)

Bacteria
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D Carbohydrate Ligands Resolution (Å)
chitinase G (ChiG;SCO0482;SCF80.03;SCF34.01) (Chi19G)	3.2.1.14	Streptomyces coelicolor A3(2)	CAD55444.1 BAA75648.1 CAB57191.1 NP_733504.1	Q8CK55 Q9Z9M4	2CJL[A,B] 1.5
chitinase C (ChiC)	3.2.1.14	Streptomyces griseus HUT 6037	BAA23739.1	O50152	1WVU[A,B] 2.45 1WVV[A,B] 2.00 2DBT[A,B,C] 3.14
Eukaryota
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D Carbohydrate Ligands Resolution (Å)
chitinase (Ch1;Chi2;Chi3)	3.2.1.14	Brassica juncea	AAF02299.1 ABC04842.1	Q9SQF7	2Z37[A,B,C,D] 1.53 2Z38[A] 1.80 2Z39[A,B] 1.70
chitinase	3.2.1.14	Canavalia ensiformis	CAA07413.1	O81934	1DXJ[A] 1.8
lysozyme / chitinase (major) (partial)	3.2.1.14	Carica papaya		P81241 P85084	3CQL[B] α-D-GlcpNAc β-D-GlcpNAc 1.50 3CQL[A] α-D-GlcpNAc β-D-GlcpNAc 1.50
chitinase A (ChiA;BcChiA;BcChi-A)	3.2.1.14	Gemmabryum coronatum	BAF99002.1	A9ZSX9	3WH1[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc 1.00 4IJ4[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc 1.58
chitinase-like protein 1 / allergen (Rq30;Clp1;Chi-L1;HbCLP1;Hev b 11.0101)		Hevea brasiliensis	AHF88836.1 CAC42881.1	Q949H3	4MST[A,B] 1.93
chitinase	3.2.1.14	Hordeum vulgare	AAA18586.1 CAA33407.1	P11955	1CNS[A,B] 1.91 2BAA[A] 1.80
chitinase (Cht2;OsChia1b;Cht-2;Os05g0399300;RCC2)	3.2.1.14	Oryza sativa Japonica Group	BAA03750.1 BAF17390.1 BAS93903.1 CAA40107.1	Q43294 Q7DNA1	2DKV[A] 2.00 3IWR[A,B] 2.57
chitinase (Chia4-Pa2;PaChi)	3.2.1.14	Picea abies	AAQ17051.1 ACM89954.1	Q6WSR8	3HBD[A] 1.80 3HBE[X] 1.55 3HBH[A] 2.25
chitinase C (RSC-c)	3.2.1.14	Secale cereale	BAB18520.1	Q9FRV0	4DWX[A,B] 1.80 4DYG[A,B] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc 1.70 4J0L[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc 1.90
chitinase (VuCYLP)		Vigna unguiculata	BAC53632.1	Q8H0C9	3W3E[A,B] 1.50
chitinase	3.2.1.14	Vigna unguiculata subsp. sesquipedalis	AAG23965.1	Q9FUH3	4TX7[A] 1.55
chitinase (ChiA)	3.2.1.14	Zea mays LH82	ACX37090.1	D0EM57	4MCK[A] 1.50
Viruses
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D Carbohydrate Ligands Resolution (Å)
endolysin (SPN1S_0028)	3.2.1.17	Salmonella phage SPN1S	AEX26904.1		4OK7[A,B,C] 1.90
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