3BC9
| Alpha-amylase B in complex with acarbose | Descriptor: | 4,6-dideoxy-4-{[(1S,4R,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl)cyclohex-2-en-1-yl]amino}-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose, 4,6-dideoxy-alpha-D-xylo-hexopyranose-(1-4)-alpha-D-glucopyranose, 4,6-dideoxy-alpha-D-xylo-hexopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-beta-D-glucopyranose, ... | Authors: | Tan, T.-C, Mijts, B.N, Swaminathan, K, Patel, B.K.C, Divne, C. | Deposit date: | 2007-11-12 | Release date: | 2008-04-22 | Last modified: | 2024-03-13 | Method: | X-RAY DIFFRACTION (1.35 Å) | Cite: | Crystal Structure of the Polyextremophilic alpha-Amylase AmyB from Halothermothrix orenii: Details of a Productive Enzyme-Substrate Complex and an N Domain with a Role in Binding Raw Starch J.Mol.Biol., 378, 2008
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3BAX
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2ZIC
| Crystal structure of Streptococcus mutans dextran glucosidase | Descriptor: | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL, CALCIUM ION, Dextran glucosidase, ... | Authors: | Hondoh, H, Saburi, W, Mori, H, Okuyama, M, Nakada, T, Matsuura, Y, Kimura, A. | Deposit date: | 2008-02-14 | Release date: | 2008-06-24 | Last modified: | 2023-11-01 | Method: | X-RAY DIFFRACTION (2.2 Å) | Cite: | Substrate recognition mechanism of alpha-1,6-glucosidic linkage hydrolyzing enzyme, dextran glucosidase from Streptococcus mutans. J.Mol.Biol., 378, 2008
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3WY2
| Crystal structure of alpha-glucosidase in complex with glucose | Descriptor: | Alpha-glucosidase, GLYCEROL, MAGNESIUM ION, ... | Authors: | Shen, X, Gai, Z, Kato, K, Yao, M. | Deposit date: | 2014-08-18 | Release date: | 2015-06-10 | Last modified: | 2020-07-29 | Method: | X-RAY DIFFRACTION (1.471 Å) | Cite: | Structural analysis of the alpha-glucosidase HaG provides new insights into substrate specificity and catalytic mechanism Acta Crystallogr. D Biol. Crystallogr., 71, 2015
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3WY1
| Crystal structure of alpha-glucosidase | Descriptor: | (3R,5R,7R)-octane-1,3,5,7-tetracarboxylic acid, Alpha-glucosidase, GLYCEROL, ... | Authors: | Shen, X, Gai, Z, Kato, K, Yao, M. | Deposit date: | 2014-08-18 | Release date: | 2015-06-10 | Last modified: | 2023-11-08 | Method: | X-RAY DIFFRACTION (2.15 Å) | Cite: | Structural analysis of the alpha-glucosidase HaG provides new insights into substrate specificity and catalytic mechanism Acta Crystallogr. D Biol. Crystallogr., 71, 2015
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3BAY
| N298S Variant of Human Pancreatic Alpha-Amylase in Complex with Nitrate and Acarbose | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, ACARBOSE DERIVED PENTASACCHARIDE, CALCIUM ION, ... | Authors: | Fredriksen, J.R, Maurus, R, Brayer, G.D. | Deposit date: | 2007-11-08 | Release date: | 2008-03-25 | Last modified: | 2023-08-30 | Method: | X-RAY DIFFRACTION (1.99 Å) | Cite: | Alternative catalytic anions differentially modulate human alpha-amylase activity and specificity Biochemistry, 47, 2008
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3BCD
| Alpha-amylase B in complex with maltotetraose and alpha-cyclodextrin | Descriptor: | Alpha amylase, catalytic region, CALCIUM ION, ... | Authors: | Tan, T.-C, Mijts, B.N, Swaminathan, K, Patel, B.K.C, Divne, C. | Deposit date: | 2007-11-12 | Release date: | 2008-04-22 | Last modified: | 2023-11-01 | Method: | X-RAY DIFFRACTION (2.2 Å) | Cite: | Crystal Structure of the Polyextremophilic alpha-Amylase AmyB from Halothermothrix orenii: Details of a Productive Enzyme-Substrate Complex and an N Domain with a Role in Binding Raw Starch J.Mol.Biol., 378, 2008
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3BAW
| Human pancreatic alpha-amylase complexed with azide | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, AZIDE ION, CALCIUM ION, ... | Authors: | Maurus, R, Brayer, G.D. | Deposit date: | 2007-11-08 | Release date: | 2008-03-25 | Last modified: | 2020-07-29 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Alternative catalytic anions differentially modulate human alpha-amylase activity and specificity Biochemistry, 47, 2008
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3A6O
| Crystal structure of Thermoactinomyces vulgaris R-47 alpha-amylase 2/acarbose complex | Descriptor: | ACARBOSE DERIVED PENTASACCHARIDE, CALCIUM ION, Neopullulanase 2 | Authors: | Ohtaki, A, Mizuno, M, Tonozuka, T, Sakano, Y, Kamitori, S. | Deposit date: | 2009-09-07 | Release date: | 2009-09-22 | Last modified: | 2024-03-13 | Method: | X-RAY DIFFRACTION (2.8 Å) | Cite: | Complex structures of Thermoactinomyces vulgaris R-47 alpha-amylase 2 with acarbose and cyclodextrins demonstrate the multiple substrate recognition mechanism J.BIOL.CHEM., 279, 2004
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3WY3
| Crystal structure of alpha-glucosidase mutant D202N in complex with glucose and glycerol | Descriptor: | Alpha-glucosidase, GLYCEROL, MAGNESIUM ION, ... | Authors: | Shen, X, Gai, Z, Kato, K, Yao, M. | Deposit date: | 2014-08-18 | Release date: | 2015-06-10 | Last modified: | 2024-03-20 | Method: | X-RAY DIFFRACTION (3 Å) | Cite: | Structural analysis of the alpha-glucosidase HaG provides new insights into substrate specificity and catalytic mechanism Acta Crystallogr. D Biol. Crystallogr., 71, 2015
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2D2O
| Structure of a complex of Thermoactinomyces vulgaris R-47 alpha-amylase 2 with maltohexaose demonstrates the important role of aromatic residues at the reducing end of the substrate binding cleft | Descriptor: | CALCIUM ION, Neopullulanase 2, alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | Authors: | Ohtaki, A, Mizuno, M, Yoshida, H, Tonozuka, T, Sakano, Y, Kamitori, S. | Deposit date: | 2005-09-13 | Release date: | 2006-08-29 | Last modified: | 2024-05-29 | Method: | X-RAY DIFFRACTION (2.1 Å) | Cite: | Structure of a complex of Thermoactinomyces vulgaris R-47 alpha-amylase 2 with maltohexaose demonstrates the important role of aromatic residues at the reducing end of the substrate binding cleft Carbohydr.Res., 341, 2006
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2D3L
| Crystal structure of maltohexaose-producing amylase from Bacillus sp.707 complexed with maltopentaose. | Descriptor: | CALCIUM ION, Glucan 1,4-alpha-maltohexaosidase, SODIUM ION, ... | Authors: | Kanai, R, Haga, K, Akiba, T, Yamane, K, Harata, K. | Deposit date: | 2005-09-29 | Release date: | 2006-03-14 | Last modified: | 2023-10-25 | Method: | X-RAY DIFFRACTION (2.3 Å) | Cite: | Role of Trp140 at subsite -6 on the maltohexaose production of maltohexaose-producing amylase from alkalophilic Bacillus sp.707 Protein Sci., 15, 2006
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4AIE
| Structure of glucan-1,6-alpha-glucosidase from Lactobacillus acidophilus NCFM | Descriptor: | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID, CALCIUM ION, GLUCAN 1,6-ALPHA-GLUCOSIDASE, ... | Authors: | Fredslund, F, Navarro Poulsen, J.C, Lo Leggio, L. | Deposit date: | 2012-02-09 | Release date: | 2012-08-29 | Last modified: | 2023-12-20 | Method: | X-RAY DIFFRACTION (2.05 Å) | Cite: | Enzymology and Structure of the Gh13_31 Glucan 1,6-Alpha-Glucosidase that Confers Isomaltooligosaccharide Utilization in the Probiotic Lactobacillus Acidophilus Ncfm. J.Bacteriol., 194, 2012
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3BAJ
| Human Pancreatic Alpha-Amylase in Complex with Nitrate and Acarbose | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, ACARBOSE DERIVED PENTASACCHARIDE, CALCIUM ION, ... | Authors: | Fredriksen, J.R, Maurus, R, Brayer, G.D. | Deposit date: | 2007-11-07 | Release date: | 2008-03-25 | Last modified: | 2023-08-30 | Method: | X-RAY DIFFRACTION (2.1 Å) | Cite: | Alternative catalytic anions differentially modulate human alpha-amylase activity and specificity Biochemistry, 47, 2008
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3BCF
| Alpha-amylase B from Halothermothrix orenii | Descriptor: | Alpha amylase, catalytic region, CALCIUM ION, ... | Authors: | Tan, T.-C, Mijts, B.N, Swaminathan, K, Patel, B.K.C, Divne, C. | Deposit date: | 2007-11-12 | Release date: | 2008-04-22 | Last modified: | 2023-11-01 | Method: | X-RAY DIFFRACTION (2.3 Å) | Cite: | Crystal Structure of the Polyextremophilic alpha-Amylase AmyB from Halothermothrix orenii: Details of a Productive Enzyme-Substrate Complex and an N Domain with a Role in Binding Raw Starch J.Mol.Biol., 378, 2008
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2DIJ
| COMPLEX OF A Y195F MUTANT CGTASE FROM B. CIRCULANS STRAIN 251 COMPLEXED WITH A MALTONONAOSE INHIBITOR AT PH 9.8 OBTAINED AFTER SOAKING THE CRYSTAL WITH ACARBOSE AND MALTOHEXAOSE | Descriptor: | 1-AMINO-2,3-DIHYDROXY-5-HYDROXYMETHYL CYCLOHEX-5-ENE, CALCIUM ION, CYCLODEXTRIN GLYCOSYLTRANSFERASE, ... | Authors: | Strokopytov, B.V, Knegtel, R.M.A, Uitdehaag, J.C.M, Dijkstra, B.W. | Deposit date: | 1998-05-27 | Release date: | 1998-12-09 | Last modified: | 2023-08-09 | Method: | X-RAY DIFFRACTION (2.6 Å) | Cite: | Structure of cyclodextrin glycosyltransferase complexed with a maltononaose inhibitor at 2.6 angstrom resolution. Implications for product specificity. Biochemistry, 35, 1996
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3VM7
| Structure of an Alpha-Amylase from Malbranchea cinnamomea | Descriptor: | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL, 2-acetamido-2-deoxy-beta-D-glucopyranose, Alpha-amylase, ... | Authors: | Zhou, P, Hu, S.Q, Zhou, Y, Han, P, Yang, S.Q, Jiang, Z.Q. | Deposit date: | 2011-12-09 | Release date: | 2013-05-29 | Last modified: | 2020-07-29 | Method: | X-RAY DIFFRACTION (2.25 Å) | Cite: | A Novel Multifunctional alpha-Amylase from the Thermophilic Fungus Malbranchea cinnamomea: Biochemical Characterization and Three-Dimensional Structure. Appl Biochem Biotechnol., 170, 2013
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3VGB
| Crystal structure of glycosyltrehalose trehalohydrolase (GTHase) from Sulfolobus solfataricus KM1 | Descriptor: | CITRATE ANION, GLYCEROL, Malto-oligosyltrehalose trehalohydrolase | Authors: | Okazaki, N, Tamada, T, Feese, M.D, Kato, M, Miura, Y, Komeda, T, Kobayashi, K, Kondo, K, Kuroki, R. | Deposit date: | 2011-08-09 | Release date: | 2012-06-20 | Method: | X-RAY DIFFRACTION (2.65 Å) | Cite: | Substrate recognition mechanism of a glycosyltrehalose trehalohydrolase from Sulfolobus solfataricus KM1. Protein Sci., 21, 2012
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3VGE
| Crystal structure of glycosyltrehalose trehalohydrolase (D252S) | Descriptor: | CITRATE ANION, GLYCEROL, Malto-oligosyltrehalose trehalohydrolase | Authors: | Okazaki, N, Tamada, T, Feese, M.D, Kato, M, Miura, Y, Komeda, T, Kobayashi, K, Kondo, K, Kuroki, R. | Deposit date: | 2011-08-09 | Release date: | 2012-06-20 | Last modified: | 2023-11-08 | Method: | X-RAY DIFFRACTION (2.7 Å) | Cite: | Substrate recognition mechanism of a glycosyltrehalose trehalohydrolase from Sulfolobus solfataricus KM1. Protein Sci., 21, 2012
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3VX1
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3BAI
| Human Pancreatic Alpha Amylase with Bound Nitrate | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, CALCIUM ION, NITRATE ION, ... | Authors: | Fredriksen, J.R, Maurus, R, Brayer, G.D. | Deposit date: | 2007-11-07 | Release date: | 2008-03-25 | Last modified: | 2023-08-30 | Method: | X-RAY DIFFRACTION (1.9 Å) | Cite: | Alternative catalytic anions differentially modulate human alpha-amylase activity and specificity Biochemistry, 47, 2008
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3BH4
| High resolution crystal structure of Bacillus amyloliquefaciens alpha-amylase | Descriptor: | Alpha-amylase, CALCIUM ION, SODIUM ION | Authors: | Alikhajeh, J, Khajeh, K, Ranjbar, B, Naderi-Manesh, H, Lin, Y.H, Liu, M.Y, Chen, C.J. | Deposit date: | 2007-11-28 | Release date: | 2008-12-09 | Last modified: | 2023-11-01 | Method: | X-RAY DIFFRACTION (1.4 Å) | Cite: | Structure of Bacillus amyloliquefaciens alpha-amylase at high resolution: implications for thermal stability. Acta Crystallogr.,Sect.F, 66, 2010
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2D0H
| Crystal Structure of Thermoactinomyces vulgaris R-47 Alpha-Amylase 1 (TVAI) Mutant D356N/E396Q complexed with P2, a pullulan model oligosaccharide | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, CALCIUM ION, alpha-D-glucopyranose-(1-6)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-6)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose, ... | Authors: | Abe, A, Yoshida, H, Tonozuka, T, Sakano, Y, Kamitori, S. | Deposit date: | 2005-08-02 | Release date: | 2006-07-11 | Last modified: | 2024-05-29 | Method: | X-RAY DIFFRACTION (2.1 Å) | Cite: | Complexes of Thermoactinomyces vulgaris R-47 alpha-amylase 1 and pullulan model oligossacharides provide new insight into the mechanism for recognizing substrates with alpha-(1,6) glycosidic linkages Febs J., 272, 2005
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2CPU
| SUBSITE MAPPING OF THE ACTIVE SITE OF HUMAN PANCREATIC ALPHA-AMYLASE USING SUBSTRATES, THE PHARMACOLOGICAL INHIBITOR ACARBOSE, AND AN ACTIVE SITE VARIANT | Descriptor: | ALPHA-AMYLASE, CALCIUM ION, CHLORIDE ION | Authors: | Brayer, G.D, Sidhu, G, Maurus, R, Rydberg, E.H, Braun, C, Wang, Y, Nguyen, N.T, Overall, C.M, Withers, S.G. | Deposit date: | 1999-06-08 | Release date: | 2001-06-30 | Last modified: | 2023-12-27 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Subsite mapping of the human pancreatic alpha-amylase active site through structural, kinetic, and mutagenesis techniques. Biochemistry, 39, 2000
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3AML
| Structure of the Starch Branching Enzyme I (BEI) from Oryza sativa L | Descriptor: | 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID, ACETATE ION, BETA-MERCAPTOETHANOL, ... | Authors: | Kakuta, Y, Chaen, K, Noguchi, J, Vu, N, Kimura, M. | Deposit date: | 2010-08-20 | Release date: | 2011-09-28 | Last modified: | 2023-11-01 | Method: | X-RAY DIFFRACTION (1.7 Å) | Cite: | Crystal structure of the branching enzyme I (BEI) from Oryza sativa L with implications for catalysis and substrate binding. Glycobiology, 21, 2011
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