Glycoside Hydrolase Family 43 / Subf 5

Activities in Sub Family	Exo-α-1,5-L-arabinofuranosidase (EC 3.2.1.-); [inverting] endo-α-1,5-L-arabinanase (EC 3.2.1.99);
Mechanism	Inverting e
Clan	GH-F
3D Structure Status	5-fold β-propeller
Catalytic Nucleophile/Base	Asp
Catalytic Proton Donor	Glu
Note	Many members have been assigned to subfamilies as described by Mewis et al. (2016) Appl. Environm. Microbiol. 82:1686-1692 (PMID: 26729713).
External resources	CAZypedia;
Commercial Enzyme Provider(s)	MEGAZYME; NZYTech; PROZOMIX;
Statistics	GenBank accession (349); Uniprot accession (13); PDB accession (15); 3D entries (6); cryst (0)

Summary

Download GH43_5 (2095) Taxonomic display Structure (6) Characterized (11)


Bacteria
Protein Name	EC#	Reference	Organism	GenBank	Uniprot	PDB/3D	Subf
endo-α-1,5-L-arabinanase (BlAbn1; BLi03029; BL00353)	3.2.1.99	pubmed	Bacillus licheniformis DSM 13 = ATCC 14580	AAU41895.1 AAU24536.1	Q65GB9	6B7K[A,B,C,D]	5
endo-α-1,5-L-arabinanase (AbnA;BLABNase;BLi01295;BL02653)	3.2.1.99	pubmed	Bacillus licheniformis DSM 13 = ATCC 14580	AAU40201.1 AAU22854.1 AAU22854.2	Q65L63		5
endo-α-1,5-L-arabinanase	3.2.1.99	pubmed	Bacillus subtilis IFO3134	BAA20372.1	O07078		5
endo-α-1,5-L-arabinanase (AbnA;BSU28810) (Arb43A)	3.2.1.99	pubmed	Bacillus subtilis subsp. subtilis str. 168	CAA99586.1 AAV87172.1 AIY94210.1 AQR82908.1 AQR87123.1 CAB14841.1 CAB14841.2 NP_390759.1	A0A6M3ZJV7 P94522	1UV4[A]	5
endo-α-1,5-L-arabinanase / exo-α-1,5-L-arabinanase 43A (ArbA; CJA_0805) (Arb43A)	3.2.1.- 3.2.1.99	pubmed pubmed	Cellvibrio japonicus Ueda107	ACE84667.1 CAA71485.1	B3PKP8 P95470	1GYD[B] 1GYE[B] 1GYH[A,B,C,D,E,F]	5
α-1,5-L-arabinanase (AbnB;HUS_CDS25) (intracellular)	3.2.1.99	pubmed	Geobacillus stearothermophilus T-6 NCIMB 40222	ACE73676.1	B3EYM8	3CU9[A] 3D5Y[A] 3D5Z[A] 3D60[A] 3D61[A] 6F1G[A]	5
endo-α-1,5-L-arabinanase (Abn-ts)	3.2.1.99	pubmed	Geobacillus thermodenitrificans TS-3	BAB64339.1	Q93HT9	1WL7[A] 6A8H[A] 6A8I[A,B]	5
endo-α-1,5-L-arabinanase (AbnZ1)	3.2.1.99	pubmed	Paenibacillus polymyxa Z6	AHA50062.1	V5LER1		5
exo-α-1,5-L-arabinanase (Arn3;ARN3)	3.2.1.-	pubmed	uncultured bacterium	ADB43999.1	D2XML8	4KCB[A,B]	5
Eukaryota
Protein Name	EC#	Reference	Organism	GenBank	Uniprot	PDB/3D	Subf
endo-α-1,5-L-arabinanase (Ara;PcARA)	3.2.1.99	pubmed	Phanerochaete chrysosporium BKM-F-1767	AFN42888.1	I6XPK9		5
endo-1,5-α-L-arabinanase (RmArase)	3.2.1.99	pubmed	Rhizomucor miehei CAU432	AHF50152.1	A0A0C4JZB0		5
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