Known Activities	β-xylosidase (EC 3.2.1.37); β-1,3-xylosidase (EC 3.2.1.-); α-L-arabinofuranosidase (EC 3.2.1.55); arabinanase (EC 3.2.1.99); xylanase (EC 3.2.1.8); galactan 1,3-β-galactosidase (EC 3.2.1.145)
Mechanism	Inverting
Clan	GH-F
3D Structure Status	5-fold β-propeller
Catalytic Nucleophile/Base	Asp
Catalytic Proton Donor	Glu
External resources	CAZypedia;
Commercial Enzyme Provider(s)	MEGAZYME; NZYTech; PROZOMIX;
Statistics	GenBank accession (2113); Uniprot accession (1256); PDB accession (40); 3D entries (22); cryst (4)

Bacteria
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D
β-xylosidase (XynB;XylBH43;BH3683)	3.2.1.37	Bacillus halodurans C-125	BAB07402.1 NP_244550.1	Q9K6P5	1YRZ[A,B]
BLi04220 / BL00219 (YxiA)		Bacillus licheniformis ATCC 14580 / DSM13	AAU25654.1 AAU25654.2 AAU43033.1 ACR87831.1 CAF05510.1 CAV28398.1	Q65D31	3LV4[A,B]
endo-α-1,5-L-arabinanase (Abn2;YxiA;J3A;BSU39330) (Arb43B)	3.2.1.99	Bacillus subtilis subsp. subtilis str. 168	ACB06752.1 BAA06646.1 CAB15969.1 CAB15969.2 NP_391812.1	B3FRL6 P42293	2X8F[A,B] 2X8S[A,B] 2X8T[A,B]
endo-α-1,5-L-arabinanase (AbnA;BSU28810) (Arb43A)	3.2.1.99	Bacillus subtilis subsp. subtilis str. 168	AAV87172.1 CAA99586.1 CAB14841.1 CAB14841.2 NP_390759.1	P94522	1UV4[A]
β-1,4-xylosidase (XynB;YnaK;BSU17580)	3.2.1.37	Bacillus subtilis subsp. subtilis str. 168	AAB41091.1 CAB13642.1 CAB13642.2 NP_389640.1	P94489	1YIF[A,B,C,D]
arabinoxylan α-L-arabinofuranohydrolase (XynD;BsAXH-m2,3;BSU18160)	3.2.1.55	Bacillus subtilis subsp. subtilis str. 168	CAB13699.1 NP_389698.1	Q45071	3C7E[A] 3C7F[A] 3C7G[A] 3C7H[A] 3C7O[A]
endo-β-1,4-xylanase D (BT3675;BT_3675)		Bacteroides thetaiotaomicron VPI-5482	AAO78780.1 NP_812586.1		3QZ4[A,B]
BT2959		Bacteroides thetaiotaomicron VPI-5482	AAO78065.1 NP_811871.1		3NQH[A]
BT2895		Bacteroides thetaiotaomicron VPI-5482	AAO78001.1 NP_811807.1		3KST[A,B]
endo-α-1,5-L-arabinanase / exo-α-1,5-L-arabinanase 43A (ArbA;CJA_0805) (Arb43A)	3.2.1.- 3.2.1.99	Cellvibrio japonicus Ueda107	ACE84667.1 CAA71485.1	B3PKP8 P95470	1GYD[B] 1GYE[B] 1GYH[A,B,C,D,E,F]
α-1,2-L-arabinofuranosidase 43A (CJA_3018) (arabinan-specific) (Abf43A=Gly43N)	3.2.1.-	Cellvibrio japonicus Ueda107	ACE83886.1	B3PD60	3QED[A,B,C,D] 3QEE[A,B] 3QEF[A,B]
β-xylosidase (XynD;CAC3452)		Clostridium acetobutylicum ATCC 824	AAK81382.1 NP_350042.1	Q97DM1	1Y7B[A,B,C,D] 1YI7[A,B,C,D]
β-xylosidase (Abf2;CAC1529)		Clostridium acetobutylicum ATCC 824	AAK79496.1 NP_348156.1	Q97IW1	3CPN[A] 3K1U[A]
β-xylosidase (XynB3)	3.2.1.37	Geobacillus stearothermophilus T-6 NCIMB 40222	AAT98625.1 ABI49959.1	Q09LX0	2EXH[A] 2EXI[A] 2EXJ[A] 2EXK[A]
α-1,5-L-arabinanase (AbnB) (intracellular)	3.2.1.99	Geobacillus stearothermophilus T-6 NCIMB 40222	ACE73676.1	B3EYM8	3CU9[A] 3D5Y[A] 3D5Z[A] 3D60[A] 3D61[A]
endo-α-1,5-L-arabinanase (Abn-ts)	3.2.1.99	Geobacillus thermodenitrificans TS-3	BAB64339.1	Q93HT9	1WL7[A]
β-xylosidase (Xyl) (Xyl43A)	3.2.1.37	Geobacillus thermoleovorans IT-08	ABC75004.1	Q2I2N4	cryst
β-xylosidase / arabinofuranosidase (Xsa;Sxa)	3.2.1.37 3.2.1.55	Selenomonas ruminantium GA192	AAB97967.1	O52575	3C2U[A,B,C,D]
exo-α-1,5-L-arabinofuranosidase (SAV1043) (Araf43A)	3.2.1.-	Streptomyces avermitilis MA-4680	BAC68753.1 NP_822218.1		3AKF[A] 3AKG[A] 3AKH[A] 3AKI[A]
endo-α-1,5-L-arabinanase (AbnA;Tpet_0637)	3.2.1.99	Thermotoga petrophila RKU-1	ABQ46657.1	A5IKD4	cryst
Eukaryota
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D
endo-α-1,5-L-arabinanase (AbnS1)	3.2.1.99	Penicillium chrysogenum 31B	BAD89094.1 BAD89094.2 BAJ49868.1	Q5H7M8	cryst
exo-β-1,3-galactanase (Pc1,3Gal43A) (1,3Gal43A)	3.2.1.145	Phanerochaete chrysosporium	BAD98241.1	Q50KB2	cryst

Last update: 2012-01-31 © Copyright 1998-2012
AFMB - CNRS - Universités Aix-Marseille I & II