TABLE 1.

Pairwise comparison of deduced ChiA domains to homologous protein sequences

Domain and organism	Protein	Accession no.	Reference	Residue positions	% Identity
ChtB3 domain
Xanthomonas sp.	Chitinase A	BAA36460	52	34-74	49
Deinococcus radiodurans	Hypothetical protein	D75274	71	176-210	34
Vibrio cholerae	Chitodextrinase	AAF96599	19	38-75	34
Arthrobacter sp.	Chitinase B	CAB62499	37	529-570	31
Vibrio furmissii	Chitodextrinase	P96156	28	39-75	30
Pseudoalteromonas sp.	Chitinase C	AAC79667	62	785-815	30
PKD domain
Xanthomonas sp.	Chitinase A	BAA36460	52	104-159	66
Vibrio cholerae	Chitinase A	AAC72236	6	339-408	54
Vibrio cholerae	Chitinase A	AAC72236	6	182-250	48
Thermobifida fusca	Exocellulase E6	CAA20643	24	154-223	40
Streptomyces coelicolor	Cellulase	AAD39947	48	151-220	40
Vibrio cholerae	Chitinase	AAC72236	6	88-156	39
Fn3 domain
Xanthomonas sp.	Chitinase A	BAA36460	52	185-244	66
Cellulomonas fimi	Exoglucanase B	AAB00822	57	798-874	60
Cellulomonas fimi	Exoglucanase B	AAB00822	57	895-971	60
Cellulomonas fimi	Exoglucanase A	P50401	57	577-654	59
Cellulomonas fimi	Endoglucanase D	AAA23089	40	454-530	56
Cellulomonas fimi	Endoglucanase D	AAA23089	40	550-626	56
Catalytic domain
Janthinobacterium lividum	Chitinase 69	AAA83223	17	246-652	54
Doohwaniella chitinasigens	Chitinase 67	AAF21468		221-619	52
Streptomyces peucetius	Chitinase C	AAF43629		264-614	47
Streptomyces coelicolor	Chitinase C	BAA75644	48	243-594	47
Streptomyces lividans	Chitinase C	BAA02168	14	243-594	47
Streptomyces thermoviolaceus	Chitinase 40	JC2135	64	51-398	46