TABLE 1.

Putative α-l-arabinofuranosidases in Caldicellulosiruptor species^a

Enzyme	GenBank accession no. (% identity)
	C. sp. strain F32	C. saccharolyticus	C. bescii	C. owensensis	C. kronotskyensis	C. kristjanssonii	C. lactoaceticus	C. hydrothermalis	C. obsidiansis	C. acetigenus	C. sp. strain Wai35	C. sp. strain Rt8
GH3-1	WP_039764154 (100)	WP_011916660 (99)
GH3-2	WP_039765014 (100)	WP_011916159 (99)	WP_015908772 (82)	WP_013412915 (83)	WP_013429254 (89)	WP_013433550 (96)	WP_014041763 (89)	WP_013402140 (82)	WP_013291369 (82)	WP_02922845 (89)	WP_045175840 (83)	WP_045170495 (89)
GH43-1	WP_011916416 (100)			WP_013411534 (98)		WP_013432786 (98)	WP_014042352 (98)	WP_013403848 (98)	WP_013289949 (98)	WP_02922809 (98)	WP_045174165 (98)	WP_045170339 (97)
GH43-2	WP_039766337 (100)	WP_011916328 (99)	WP_015907120 (94)	WP_013411389 (96)	WP_013431014 (95)		WP_014042961 (96)	WP_013403972 (96)	WP_013289810 (95)		WP_045173963 (95)	WP_045170536 (94)
GH43-3	WP_051109316 (100)	WP_011915954 (99)		WP_013412937 (69)	WP_013429230 (68)				WP_013291385 (69)
GH43-4	WP_039763644 (100)	WP_041722456 (94)		WP_041737759 (92)	WP_041741487 (94)			WP_041723075 (93)		WP_035168344 (93)	WP_045173176 (95)
GH43-5	WP_039765913 (100)	WP_011915905 (99)	WP_015908872 (99)		WP_013429364 (98)	WP_013433376 (98)		WP_013402243 (98)	WP_013291420 (98)		WP_045175898 (99)	WP_045168802 (95)
GH51	WP_039765452 (100) (AbF51)	WP_011917088 (97)	WP_015907609 (97)	WP_013411883 (96)	WP_013430538 (97), WP_013429622 (96)	WP_013432406 (97)	WP_014042082 (97)	WP_013403501 (98)	WP_013290710 (96)	WP_029229178 (97), WP_029228247 (98)	WP_045174577 (95)	WP_045169795 (93)
Multimodular enzyme		WP_011917910 (100) (XynF)	WP_015906806 (72)	WP_041737811 (73)	WP_013431279 (71)					WP_029227844 (78)

^aThe protein loci and identities of different AbFs are present in this table.