a-Amylase

This table contains entries for a-amylases from different species in the UniProt database, as well as to other family 13 glycosyl hydrolases. Links are provided to view the original UniProt protein entries, and their display in InterPro.

	UniProt	Protein name	Organism	InterPro Domain Architecture	InterPro Graphical Match	Catalytic Activity
a-amylase	AMYC_HUMAN (P19961)	a-amylase 2B precursor (EC 3.2.1.1)	Homo sapiens			Endohydrolysis of 1,4‑a‑D‑glucosidic linkages in oligosaccharides and polysaccharides
	AMYP_HUMAN (P04746)	Pancreatic a‑amylase precursor (EC 3.2.1.1)	Homo sapiens			Endohydrolysis of 1,4-a-D-glucosidic linkages in oligosaccharides and polysaccharides
	AMYS_HUMAN (P04745)	Salivary a‑amylase precursor (EC 3.2.1.1)	Homo sapiens			Endohydrolysis of 1,4-a-D-glucosidic linkages in oligosaccharides and polysaccharides
	AM2A_ORYSA (P27935)	Alpha-amylase isozyme 2A precursor (EC 3.2.1.1)	Oryza sativa Rice			Endohydrolysis of 1,4-a-D-glucosidic linkages in oligosaccharides and polysaccharides; important for breakdown of endosperm starch during germination
	AM3A_ORYSA (P27932)	Alpha-amylase isozyme 3A precursor (EC 3.2.1.1)	Oryza sativa Rice			Endohydrolysis of 1,4-a-D-glucosidic linkages in oligosaccharides and polysaccharides; important for breakdown of endosperm starch during germination
	AM3B_ORYSA (P27937)	Alpha-amylase isozyme 3B precursor (EC 3.2.1.1)	Oryza sativa Rice			Endohydrolysis of 1,4-a-D-glucosidic linkages in oligosaccharides and polysaccharides; important for breakdown of endosperm starch during germination
	AM3C_ORYSA (P27939)	Alpha-amylase isozyme 3C precursor (EC 3.2.1.1)	Oryza sativa Rice			Endohydrolysis of 1,4-a-D-glucosidic linkages in oligosaccharides and polysaccharides; important for breakdown of endosperm starch during germination
	AM3D_ORYSA (P27933)	Alpha-amylase isozyme 3D precursor (EC 3.2.1.1)	Oryza sativa Rice			Endohydrolysis of 1,4-a-D-glucosidic linkages in oligosaccharides and polysaccharides; important for breakdown of endosperm starch during germination
	AM3E_ORYSA (P27934)	Alpha-amylase isozyme 3E precursor (EC 3.2.1.1)	Oryza sativa Rice			Endohydrolysis of 1,4-a-D-glucosidic linkages in oligosaccharides and polysaccharides; important for breakdown of endosperm starch during germination
	AMC1_ORYSA (P27940)	Alpha-amylase isozyme C (EC 3.2.1.1)	Oryza sativa Rice			Endohydrolysis of 1,4-a-D-glucosidic linkages in oligosaccharides and polysaccharides; important for breakdown of endosperm starch during germination
	AMC2_ORYSA (P27941)	Alpha-amylase isozyme C2 precursor (EC 3.2.1.1)	Oryza sativa Rice			Endohydrolysis of 1,4-a-D-glucosidic linkages in oligosaccharides and polysaccharides; important for breakdown of endosperm starch during germination
Other glycosyl hydrolases (family 13)	PULA_KLEPN (P07206)	Pullulanase precursor (EC 3.2.1.41)	Klebsiella pneumoniae Proteobacteria			Hydrolysis of 1,6-a-D-glucosidic linkages in pullulan, amylopectin and glycogen.
	CDGT1_BACCI (P30920)	Cyclomaltodextrin glucanotransferase precursor (EC 2.4.1.19)	Bacillus circulans Bacteria			Cyclizes part of a 1,4-a-D-glucan chain by formation of a 1,4-a-D-glucosidic bond.
	TREC_ECOLI (P28904)	Trehalose-6-phosphate hydrolase (EC 3.2.1.93)	Escherichia coli Proteobacteria			Alpha,alpha-trehalose 6-phosphate + H(2)O = D-glucose + D-glucose 6-phosphate
	O16G_BACCE (P21332)	Oligo-1,6-glucosidase (EC 3.2.1.10)	Bacillus cereus Bacteria			Hydrolysis of 1,6-a-D-glucosidic linkages in some oligosaccharides produced from starch and glycogen.
	AMYM_BACLI (Q04977)	Maltogenic alpha-amylase (EC 3.2.1.133)	Bacillus licheniformis Bacteria			Converts starch into maltose. In contrary to other maltogenic alpha-amylases blmA cannot hydrolyze 1,4-a-glucosidic linkage next to 1,6-a-glucosidic linkages.
	NEPU1_THEVU (Q60053)	Neopullulanase 1 precursor (EC 3.2.1.135)	Thermoactinomyces vulgaris Bacteria			Endohydrolysis of 1,4-a-glucosidic linkages in pullulan to form panose.
	GANC_HUMAN (Q8TET4)	Neutral alpha-glucosidase C (EC 3.2.1.20)	Homo sapiens			Hydrolysis of terminal, non-reducing 1,4-a-D-glucose residues.
	AMT4_PSESA (P22963)	Glucan 1,4-alpha-maltotetraohydrolase precursor (EC 3.2.1.60)	Pseudomonas saccharophila Proteobacteria			Hydrolysis of 1,4-a-D-glucosidic linkages in amylaceous polysaccharides.
	GLGB1_CLOPE (Q8XPA2)	1,4-alpha-glucan branching enzyme 1 (EC 2.4.1.18)	Clostridium perfringes Bacteria			Catalyzes the formation of the alpha-1,6-glucosidic linkages in glycogen.
	TRES_THETH (O06458)	Trehalose synthase (EC 5.4.99.16)	Thermus thermophilus Bacteria			Catalyzes the conversion of maltose into a,a-trehalose by transglucosylation.
	SUCP_ECOLI (P76041)	Putative sucrose phosphorylase (EC 2.4.1.7)	Escherichia coli Bacteria			Sucrose + phosphate = D-fructose + a-D-glucose 1-phosphate.