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
|
|
2GDV
| |
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
|
|
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
|
|
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: | 2011-07-13 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Crystal structure of a maltotetraose-forming exo-amylase from Pseudomonas stutzeri. J.Mol.Biol., 267, 1997
|
|
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
|
|
1OT1
| |
1V3M
| Crystal structure of F283Y mutant cyclodextrin glycosyltransferase complexed with a pseudo-tetraose derived from acarbose | Descriptor: | 4,6-dideoxy-alpha-D-xylo-hexopyranose-(1-4)-beta-D-galactopyranose, 6-AMINO-4-HYDROXYMETHYL-CYCLOHEX-4-ENE-1,2,3-TRIOL, CALCIUM ION, ... | Authors: | Kanai, R, Haga, K, Akiba, T, Yamane, K, Harata, K. | Deposit date: | 2003-11-03 | Release date: | 2004-08-03 | Last modified: | 2023-10-25 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Role of Phe283 in enzymatic reaction of cyclodextrin glycosyltransferase from alkalophilic Bacillus sp.1011: Substrate binding and arrangement of the catalytic site PROTEIN SCI., 13, 2004
|
|
1EO5
| |
3BLK
| Role of aromatic residues in starch binding | Descriptor: | 4-amino-4,6-dideoxy-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose, 5-HYDROXYMETHYL-CHONDURITOL, Alpha-amylase 1, ... | Authors: | Ramasubbu, N. | Deposit date: | 2007-12-11 | Release date: | 2008-11-25 | Last modified: | 2023-08-30 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Structure-function relationships in human salivary alpha-amylase: role of aromatic residues in a secondary binding site Biologia, 63, 2008
|
|
1V3K
| Crystal structure of F283Y mutant cyclodextrin glycosyltransferase | Descriptor: | CALCIUM ION, Cyclomaltodextrin glucanotransferase | Authors: | Kanai, R, Haga, K, Akiba, T, Yamane, K, Harata, K. | Deposit date: | 2003-11-03 | Release date: | 2004-08-03 | Last modified: | 2023-10-25 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Role of Phe283 in enzymatic reaction of cyclodextrin glycosyltransferase from alkalophilic Bacillus sp.1011: substrate binding and arrangement of the catalytic site PROTEIN SCI., 13, 2004
|
|
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
|
|
4H8H
| MUTB inactive double mutant E254Q-D415N | Descriptor: | CALCIUM ION, GLYCEROL, SULFATE ION, ... | Authors: | Lipski, A, Haser, R, Aghajari, N. | Deposit date: | 2012-09-22 | Release date: | 2013-09-25 | Last modified: | 2023-11-08 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Insights into product binding in sucrose isomerases from crystal structures of MutB from Rhizobium sp. To be Published
|
|
1V3J
| Crystal structure of F283L mutant cyclodextrin glycosyltransferase | Descriptor: | CALCIUM ION, Cyclomaltodextrin glucanotransferase | Authors: | Kanai, R, Haga, K, Akiba, T, Yamane, K, Harata, K. | Deposit date: | 2003-11-03 | Release date: | 2004-08-03 | Last modified: | 2023-10-25 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Role of Phe283 in enzymatic reaction of cyclodextrin glycosyltransferase from alkalophilic Bacillus sp.1011: Substrate binding and arrangement of the catalytic site PROTEIN SCI., 13, 2004
|
|
1UOK
| CRYSTAL STRUCTURE OF B. CEREUS OLIGO-1,6-GLUCOSIDASE | Descriptor: | OLIGO-1,6-GLUCOSIDASE | Authors: | Watanabe, K, Hata, Y, Kizaki, H, Katsube, Y, Suzuki, Y. | Deposit date: | 1998-07-28 | Release date: | 1999-02-16 | Last modified: | 2024-02-14 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | The refined crystal structure of Bacillus cereus oligo-1,6-glucosidase at 2.0 A resolution: structural characterization of proline-substitution sites for protein thermostabilization. J.Mol.Biol., 269, 1997
|
|
4H8U
| |
1JGI
| |
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
|
|
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
|
|
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
|
|
3CZL
| |
4HOX
| The crystal structure of isomaltulose synthase from Erwinia rhapontici NX5 in complex with Tris | Descriptor: | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL, CALCIUM ION, GLYCEROL, ... | Authors: | Xu, Z, Li, S, Xu, H, Zhou, J. | Deposit date: | 2012-10-23 | Release date: | 2013-11-13 | Last modified: | 2023-11-08 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | The crystal structure of isomaltulose synthase from Erwinia rhapontici NX5 in complex with Tris to be published
|
|
4HOZ
| The crystal structure of isomaltulose synthase mutant D241A from Erwinia rhapontici NX5 in complex with D-glucose | Descriptor: | CALCIUM ION, GLYCEROL, Sucrose isomerase, ... | Authors: | Xu, Z, Li, S, Xu, H, Zhou, J. | Deposit date: | 2012-10-23 | Release date: | 2013-10-16 | Last modified: | 2023-11-08 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | The Structural Basis of Erwinia rhapontici Isomaltulose Synthase Plos One, 8, 2013
|
|
4HP5
| The crystal structure of isomaltulose synthase mutant E295A from Erwinia rhapontici NX5 in complex with D-glucose | Descriptor: | CALCIUM ION, GLYCEROL, Sucrose isomerase, ... | Authors: | Xu, Z, Li, S, Xu, H, Zhou, J. | Deposit date: | 2012-10-23 | Release date: | 2013-11-13 | Last modified: | 2023-11-08 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | The crystal structure of isomaltulose synthase mutant E295A from Erwinia rhapontici NX5 in complex with D-glucose to be published
|
|
1QI3
| MUTANT (D193N) MALTOTETRAOSE-FORMING EXO-AMYLASE IN COMPLEX WITH MALTOTETRAOSE | Descriptor: | CALCIUM ION, PROTEIN (EXO-MALTOTETRAOHYDROLASE), alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | Authors: | Hasegawa, K, Kubota, M, Matsuura, Y. | Deposit date: | 1999-06-01 | Release date: | 1999-11-24 | Last modified: | 2023-08-16 | Method: | X-RAY DIFFRACTION (2 Å) | Cite: | Roles of catalytic residues in alpha-amylases as evidenced by the structures of the product-complexed mutants of a maltotetraose-forming amylase. Protein Eng., 12, 1999
|
|