. 2022 Aug 9;11:201–214. doi: 10.1016/j.aninu.2022.07.014

Table 3.

Abundance (in transcripts per million) of cellulase, hemicellulose, acetylesterase and amylase genes in the rumen metagenome of cattle, dzomo, and yak.

CAZymes	CAZymes family	Cattle	Dzomo	Yak	SEM	P-value¹
Cellulases	GH48	0.75^b	1.85^a,b	1.99^a	0.221	0.030
	GH6	0.00	0.16	0.00	0.038	0.137
	GH5	111.47^b	156.61^b	212.09^a	12.010	<0.001
	GH8	130.50	133.56	122.58	2.804	0.270
	GH9	363.70	390.48	371.90	7.236	0.320
	GH45	0.28^b	0.45^b	2.24^a	0.330	0.016
Xylanases	GH10	481.40^b	536.92^a	505.02^a,b	9.039	0.030
	GH11	17.34^b	27.13^a,b	35.54^a	2.474	0.003
	GH30	122.36	125.61	101.99	4.477	0.055
	GH43	194.08	196.92	198.73	3.729	0.889
Mannase	GH5	111.47^b	156.61^b	212.09^a	12.01	<0.001
	GH26	268.66^a	252.52^a	217.97^b	7.18	0.005
Xyloglucanases	GH5	111.47^b	156.61^b	212.09^a	12.010	<0.001
	GH12	0.69	0.75	0.60	0.114	0.879
	GH44	0.40^c	1.30^b	2.17^a	0.200	<0.001
	GH74	84.53	98.31	107.97	4.661	0.115
β-glucanases	GH5	111.47^b	156.61^b	212.09^a	12.010	<0.001
	GH16	311.07^b	347.48^a	345.92^a	5.374	0.002
	GH17	0.29^b	0.34^b	0.90^a	0.099	0.011
Acetylesterase	CE12	305.64^b	391.04^a	416.44^a	15.528	0.003
	CE13	3.98^a	1.16^b	0.53^b	0.445	<0.001
	CE16	0.00	0.13	0.00	0.033	0.160
Amylase	GH31	655.08^a,b	707.4^a	643.81^b	10.278	0.015
	GH13	425.55	454.01	399.72	11.603	0.163
	GH57	219.73^a	185.77^b	186.45^b	4.857	0.001
	GH77	270.10	270.45	263.52	3.459	0.681
	GH15	3.20	3.33	1.89	0.325	0.133
	GH19	4.55	1.87	4.07	0.568	0.118

CAZymes = carbohydrate-active enzymes; GH = glycoside hydrolases; CE = carbohydrate esterase.

^a,b,cWithin a row, values with a different superscript designate a significant difference (P < 0.05).

P-values were calculated using one-way ANOVA (n = 6 per species).