Glycoside Hydrolase Family 13 / Subf 46

Mechanism	Retaining a
Clan	GH-H
3D Structure Status	( β / α ) ₈ barrel
Catalytic Nucleophile/Base	Asp (experimental)
Catalytic Proton Donor	Glu (experimental)
Note	New: many members have been assigned to subfamilies as described by Stam et al. (2006) Protein Eng Des Sel. 19, 555-562 (PMID: 17085431)
External resources	CAZypedia; EBI Protein of the Month; PDB Molecule of the Month;
Statistics	GenBank accession (1499); Uniprot accession (7); PDB accession (7); 3D entries (2); cryst (0)

Bacteria
Protein Name	EC#	Reference	Organism	GenBank	Uniprot	PDB/3D	Subf
neopullulanase (BoSusA; BoGH13BSus; Bovatus_03809)	3.2.1.135	pubmed	Bacteroides ovatus ATCC 8483	ALJ48414.1			46
neopullulanase (SusA; BT3704; BT_3704)	3.2.1.135	pubmed	Bacteroides thetaiotaomicron VPI-5482	AAO78809.1 AAC44670.1 CAZ78747.1 CAZ78867.1 NP_812615.1	P71093 Q8A1G0	9FYZ[A,B,C,D,E,F]	46
cyclomaltodextrin endo-α-1,4-glucosidase (CJA_0735) (Amy13E)	3.2.1.54	pubmed	Cellvibrio japonicus Ueda107	ACE83015.1	B3PK73		46
cyclomaltodextrinase (CDase; FspCMD)	3.2.1.54	doi	Flavobacterium sp. 92	CAD32957.1	Q8KKG0	1H3G[A,B] 3EDD[A,B] 3EDE[A,B] 3EDF[A,B] 3EDJ[A,B] 3EDK[A,B]	46
α-glucanase (GH13C; P161_RS0117455)	3.2.1.54 3.2.1.135	pubmed pubmed	Polaribacter sp. Hel_I_88	WP_026778170.1			46
neopullulanase	3.2.1.1 3.2.1.135	pubmed pubmed	Prevotella bivia	WP_036862728.1			46
psychrophilic α-amylase	3.2.1.1	pubmed	Pseudoalteromonas sp. 2-3	AHM24948.1	W8SKF6		46
α-amylase (AmyZ; ZPR_2816)	3.2.1.1	pubmed	Zunongwangia profunda SM-A87	ADF53136.1	D5BG23		46
unclassified
Protein Name	EC#	Reference	Organism	GenBank	Uniprot	PDB/3D	Subf
cyclomaltodextrinase (RA.04;RA.04-1;AmyA)	3.2.1.54	pubmed	unidentified microorganism	CAJ19153.1	Q2YI50		46
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