1RP8
| Crystal structure of barley alpha-amylase isozyme 1 (amy1) inactive mutant d180a in complex with maltoheptaose | Descriptor: | Alpha-amylase type 1 isozyme, CALCIUM ION, alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose, ... | Authors: | Robert, X, Haser, R, Aghajari, N. | Deposit date: | 2003-12-03 | Release date: | 2005-06-07 | Last modified: | 2023-08-23 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Oligosaccharide Binding to Barley {alpha}-Amylase 1 J.Biol.Chem., 280, 2005
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3IJ7
| Directed 'in situ' Elongation as a Strategy to Characterize the Covalent Glycosyl-Enzyme Catalytic Intermediate of Human Pancreatic a-Amylase | Descriptor: | 4-O-methyl-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranosyl fluoride, 4-O-methyl-alpha-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-2)-5-fluoro-alpha-L-idopyranose, CALCIUM ION, ... | Authors: | Li, C, Zhang, R, Withers, S.G, Brayer, G.D. | Deposit date: | 2009-08-03 | Release date: | 2009-10-27 | Last modified: | 2020-07-29 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Directed "in situ" inhibitor elongation as a strategy to structurally characterize the covalent glycosyl-enzyme intermediate of human pancreatic alpha-amylase Biochemistry, 48, 2009
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1AQH
| ALPHA-AMYLASE FROM ALTEROMONAS HALOPLANCTIS | Descriptor: | ALPHA-AMYLASE, CALCIUM ION, CHLORIDE ION | Authors: | Aghajari, N, Haser, R. | Deposit date: | 1997-07-30 | Release date: | 1999-02-16 | Last modified: | 2011-07-13 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Crystal structures of the psychrophilic alpha-amylase from Alteromonas haloplanctis in its native form and complexed with an inhibitor. Protein Sci., 7, 1998
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1BF2
| STRUCTURE OF PSEUDOMONAS ISOAMYLASE | Descriptor: | CALCIUM ION, ISOAMYLASE | Authors: | Katsuya, Y, Mezaki, Y, Kubota, M, Matsuura, Y. | Deposit date: | 1998-05-26 | Release date: | 1998-08-12 | Last modified: | 2024-06-05 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Three-dimensional structure of Pseudomonas isoamylase at 2.2 A resolution. J.Mol.Biol., 281, 1998
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1CLV
| YELLOW MEAL WORM ALPHA-AMYLASE IN COMPLEX WITH THE AMARANTH ALPHA-AMYLASE INHIBITOR | Descriptor: | CALCIUM ION, CHLORIDE ION, PROTEIN (ALPHA-AMYLASE INHIBITOR), ... | Authors: | Pereira, P.J.B, Lozanov, V, Patthy, A, Huber, R, Bode, W, Pongor, S, Strobl, S. | Deposit date: | 1999-05-04 | Release date: | 2000-05-03 | Last modified: | 2023-08-09 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Specific inhibition of insect alpha-amylases: yellow meal worm alpha-amylase in complex with the amaranth alpha-amylase inhibitor at 2.0 A resolution. Structure Fold.Des., 7, 1999
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1KXT
| Camelid VHH Domains in Complex with Porcine Pancreatic alpha-Amylase | Descriptor: | ALPHA-AMYLASE, PANCREATIC, CALCIUM ION, ... | Authors: | Desmyter, A, Spinelli, S, Payan, F, Lauwereys, M, Wyns, L, Muyldermans, S, Cambillau, C. | Deposit date: | 2002-02-01 | Release date: | 2002-06-19 | Last modified: | 2023-08-16 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Three camelid VHH domains in complex with porcine pancreatic alpha-amylase. Inhibition and versatility of binding topology. J.Biol.Chem., 277, 2002
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1CGT
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1UH2
| Thermoactinomyces vulgaris R-47 alpha-amylase/malto-hexaose complex | Descriptor: | CALCIUM ION, alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose, alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose, ... | Authors: | Abe, A, Tonozuka, T, Sakano, Y, Kamitori, S. | Deposit date: | 2003-06-23 | Release date: | 2004-01-13 | Last modified: | 2023-12-27 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Complex Structures of Thermoactinomyces vulgaris R-47 alpha-Amylase 1 with Malto-oligosaccharides Demonstrate the Role of Domain N Acting as a Starch-binding Domain J.Mol.Biol., 335, 2004
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2GDV
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8ORP
| Crystal structure of Drosophila melanogaster alpha-amylase in complex with the inhibitor acarbose | Descriptor: | 1,2-ETHANEDIOL, 4,6-dideoxy-4-{[(1S,2S,3S,4R,5R)-2,3,4-trihydroxy-5-(hydroxymethyl)cyclohexyl]amino}-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose, 4,6-dideoxy-4-{[(1S,2S,3S,4R,5R)-2,3,4-trihydroxy-5-(hydroxymethyl)cyclohexyl]amino}-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-beta-D-glucopyranose, ... | Authors: | Aghajari, N, Haser, R. | Deposit date: | 2023-04-16 | Release date: | 2023-08-16 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Structural and Functional Characterization of Drosophila melanogaster alpha-Amylase. Molecules, 28, 2023
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1RPK
| Crystal structure of barley alpha-amylase isozyme 1 (amy1) in complex with acarbose | Descriptor: | 4,6-dideoxy-4-{[(1S,5R,6S)-3-formyl-5,6-dihydroxy-4-oxocyclohex-2-en-1-yl]amino}-alpha-D-xylo-hex-5-enopyranose-(1-4)-alpha-D-glucopyranose, 4,6-dideoxy-4-{[(1S,5R,6S)-3-formyl-5,6-dihydroxy-4-oxocyclohex-2-en-1-yl]amino}-alpha-D-xylo-hex-5-enopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose, Alpha-amylase type 1 isozyme, ... | Authors: | Robert, X, Haser, R, Aghajari, N. | Deposit date: | 2003-12-03 | Release date: | 2005-06-07 | Last modified: | 2023-08-23 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Oligosaccharide Binding to Barley {alpha}-Amylase 1 J.Biol.Chem., 280, 2005
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2ZE0
| Alpha-glucosidase GSJ | Descriptor: | Alpha-glucosidase, CALCIUM ION | Authors: | Shirai, T, Hung, V.S, Morinaka, K, Kobayashi, T, Ito, S. | Deposit date: | 2007-12-04 | Release date: | 2007-12-18 | Last modified: | 2023-11-01 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Crystal structure of GH13 alpha-glucosidase GSJ from one of the deepest sea bacteria Proteins, 73, 2008
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1KGU
| THREE DIMENSIONAL STRUCTURE ANALYSIS OF THE R337A VARIANT OF HUMAN PANCREATIC ALPHA-AMYLASE | Descriptor: | ALPHA-AMYLASE, PANCREATIC, CALCIUM ION | Authors: | Numao, S, Maurus, R, Sidhu, G, Wang, Y, Overall, C.M, Brayer, G.D, Withers, S.G. | Deposit date: | 2001-11-28 | Release date: | 2002-01-16 | Last modified: | 2023-08-16 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Probing the role of the chloride ion in the mechanism of human pancreatic alpha-amylase. Biochemistry, 41, 2002
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1OT1
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1XGZ
| Structure of the N298S variant of human pancreatic alpha-amylase | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, Alpha-amylase, pancreatic, ... | Authors: | Maurus, R, Begum, A, Kuo, H.H, Racaza, A, Numao, S, Overall, C.M, Withers, S.G, Brayer, G.D. | Deposit date: | 2004-09-17 | Release date: | 2005-05-24 | Last modified: | 2023-10-25 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Structural and mechanistic studies of chloride induced activation of human pancreatic alpha-amylase PROTEIN SCI., 14, 2005
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1XH0
| Structure of the N298S variant of human pancreatic alpha-amylase complexed with acarbose | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, ACARBOSE DERIVED HEXASACCHARIDE, Alpha-amylase, ... | Authors: | Maurus, R, Begum, A, Kuo, H.H, Racaza, A, Numao, S, Overall, C.M, Withers, S.G, Brayer, G.D. | Deposit date: | 2004-09-17 | Release date: | 2005-05-24 | Last modified: | 2023-10-25 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Structural and mechanistic studies of chloride induced activation of human pancreatic alpha-amylase PROTEIN SCI., 14, 2005
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1HVX
| BACILLUS STEAROTHERMOPHILUS ALPHA-AMYLASE | Descriptor: | ALPHA-AMYLASE, CALCIUM ION, SODIUM ION | Authors: | Suvd, D, Fujimoto, Z, Takase, K, Matsumura, M, Mizuno, H. | Deposit date: | 2001-01-08 | Release date: | 2001-01-31 | Last modified: | 2024-03-13 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Crystal structure of Bacillus stearothermophilus alpha-amylase: possible factors determining the thermostability. J.Biochem., 129, 2001
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1BSI
| HUMAN PANCREATIC ALPHA-AMYLASE FROM PICHIA PASTORIS, GLYCOSYLATED PROTEIN | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, ALPHA-AMYLASE, CALCIUM ION, ... | Authors: | Rydberg, E.H, Sidhu, G, Vo, H.C, Hewitt, J, Cote, H.C.F, Wang, Y, Numao, S, Macgillivray, R.T.A, Overall, C.M, Brayer, G.D, Withers, S.G. | Deposit date: | 1998-08-28 | Release date: | 1999-05-18 | Last modified: | 2020-07-29 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Cloning, mutagenesis, and structural analysis of human pancreatic alpha-amylase expressed in Pichia pastoris. Protein Sci., 8, 1999
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1UKQ
| Crystal structure of cyclodextrin glucanotransferase complexed with a pseudo-maltotetraose derived from acarbose | Descriptor: | 6-AMINO-4-HYDROXYMETHYL-CYCLOHEX-4-ENE-1,2,3-TRIOL, CALCIUM ION, Cyclomaltodextrin glucanotransferase, ... | Authors: | Haga, K, Kanai, R, Sakamoto, O, Harata, K, Yamane, K. | Deposit date: | 2003-09-01 | Release date: | 2004-02-24 | Last modified: | 2023-10-25 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Effects of Essential Carbohydrate/Aromatic Stacking Interaction with Tyr100 and Phe259 on Substrate Binding of Cyclodextrin Glycosyltransferase from Alkalophilic Bacillus sp. 1011 J.Biochem.(Tokyo), 134, 2003
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1PJ9
| Bacillus circulans strain 251 loop mutant 183-195 | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, ACETIC ACID, CALCIUM ION, ... | Authors: | Rozeboom, H.J, Dijkstra, B.W. | Deposit date: | 2003-06-02 | Release date: | 2004-02-03 | Last modified: | 2023-08-16 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Improved thermostability of bacillus circulans cyclodextrin glycosyltransferase by the introduction of a salt bridge PROTEINS: STRUCT.,FUNCT.,GENET., 54, 2004
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1CDG
| NUCLEOTIDE SEQUENCE AND X-RAY STRUCTURE OF CYCLODEXTRIN GLYCOSYLTRANSFERASE FROM BACILLUS CIRCULANS STRAIN 251 IN A MALTOSE-DEPENDENT CRYSTAL FORM | Descriptor: | CALCIUM ION, CYCLODEXTRIN GLYCOSYL-TRANSFERASE, alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | Authors: | Lawson, C.L, Van Montfort, R, Strokopytov, B.V, Kalk, K.H, Rozeboom, H.J, Dijkstra, B.W. | Deposit date: | 1993-08-02 | Release date: | 1994-01-31 | Last modified: | 2020-07-29 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Nucleotide sequence and X-ray structure of cyclodextrin glycosyltransferase from Bacillus circulans strain 251 in a maltose-dependent crystal form. J.Mol.Biol., 236, 1994
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2AMG
| STRUCTURE OF HYDROLASE (GLYCOSIDASE) | Descriptor: | 1,4-ALPHA-D-GLUCAN MALTOTETRAHYDROLASE, CALCIUM ION | Authors: | Morishita, Y, Hasegawa, K, Matsuura, Y, Kubota, M, Sakai, S, Katsube, Y. | Deposit date: | 1996-12-23 | Release date: | 1997-04-01 | Last modified: | 2024-06-05 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Crystal structure of a maltotetraose-forming exo-amylase from Pseudomonas stutzeri. J.Mol.Biol., 267, 1997
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3CPU
| SUBSITE MAPPING OF THE ACTIVE SITE OF HUMAN PANCREATIC ALPHA-AMYLASE USING SUBSTRATES, THE PHARMACOLOGICAL INHIBITOR ACARBOSE, AND AN ACTIVE SITE VARIANT | Descriptor: | CALCIUM ION, CHLORIDE ION, Pancreatic alpha-amylase, ... | 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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1P6W
| Crystal structure of barley alpha-amylase isozyme 1 (AMY1) in complex with the substrate analogue, methyl 4I,4II,4III-tri-thiomaltotetraoside (thio-DP4) | Descriptor: | CALCIUM ION, PROTEIN (Alpha-amylase type A isozyme), alpha-D-glucopyranose-(1-4)-4-thio-beta-D-glucopyranose, ... | Authors: | Robert, X, Haser, R, Aghajari, N. | Deposit date: | 2003-04-30 | Release date: | 2003-10-14 | Last modified: | 2023-08-16 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | The structure of barley alpha-amylase isozyme 1 reveals a novel role of domain C in substrate recognition and binding: a pair of sugar tongs Structure, 11, 2003
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3CZL
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