Table 1.

Enzymes associated with arabinoxylan degradation, pentose metabolism, or short chain fatty acid (SCFA) production that were selected for gene prediction-based analysis using Phylogenetic Investigation of Communities by Reconstruction of Unobserved States 2 (PICRUSt2).

Enzyme Commission (EC) number	Accepted name
1.1.1.9	D-xylulose reductase
1.1.1.27	L-lactate dehydrogenase
1.1.1.28	D-lactate dehydrogenase
2.3.1.8	Phosphate acetyltransferase
2.7.2.1	Acetate kinase
2.7.2.7	Butyrate kinase
2.7.2.15	Propionate kinase
2.7.1.17	Xylulose kinase
2.8.3.1	Propionate CoA-transferase
2.8.3.8	Acetate CoA-transferase
2.8.3.9	Butyrate-acetoacetate CoA-transferase
2.8.3.18	Succinyl-CoA:acetate CoA-transferase
3.1.1.73	Ferulic acid esterase
3.2.1.8	Endo-1,4-β-xylanase
3.2.1.22	Alpha-galactosidase
3.2.1.37	Xylan 1,4-β-xylosidase
3.2.1.55	Non-reducing end α-L-arabinofuranosidase
3.2.1.136	Glucuronoarabinoxylan endo-1,4-β-xylanase
3.2.1.139	Alpha-glucosiduronase
3.2.1.156	Oligosaccharide reducing-end xylanase
4.1.2.9	Phosphoketolase
5.3.1.5	Xylose isomerase
6.2.1.1	Acetate-CoA ligase
6.2.1.5	Succinyl-CoA synthetase (ADP-forming)
6.2.1.13	Acetate-CoA ligase (ADP-forming)