1MFV
 
 | | Probing the role of a mobile loop in human slaivary amylase: Structural studies on the loop-deleted enzyme | | Descriptor: | 4-amino-4,6-dideoxy-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose, 4-amino-4,6-dideoxy-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-beta-D-glucopyranose, 5-HYDROXYMETHYL-CHONDURITOL, ... | | Authors: | Ramasubbu, N, Ragunath, C, Mishra, P.J. | | Deposit date: | 2002-08-13 | | Release date: | 2002-11-20 | | Last modified: | 2020-07-29 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Probing the role of a mobile loop in substrate binding and enzyme activity of
human salivary amylase.
J.Mol.Biol., 325, 2003
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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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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
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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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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
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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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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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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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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
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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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1KGX
 | | Three Dimensional Structure Analysis of the R195Q Variant of Human Pancreatic Alpha Amylase | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, ALPHA-AMYLASE, PANCREATIC, ... | | 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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1XCW
 | | Acarbose Rearrangement Mechanism Implied by the Kinetic and Structural Analysis of Human Pancreatic alpha-Amylase in Complex with Analogues and Their Elongated Counterparts | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, 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, Alpha-amylase, ... | | Authors: | Li, C, Begum, A, Numao, S, Park, K.H, Withers, S.G, Brayer, G.D. | | Deposit date: | 2004-09-03 | | Release date: | 2004-12-07 | | Last modified: | 2020-07-29 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Acarbose Rearrangement Mechanism Implied by the Kinetic and Structural Analysis of Human Pancreatic alpha-Amylase in Complex with Analogues and Their Elongated Counterparts
Biochemistry, 44, 2005
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1XD0
 | | Acarbose Rearrangement Mechanism Implied by the Kinetic and Structural Analysis of Human Pancreatic alpha-Amylase in Complex with Analogues and Their Elongated Counterparts | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, ACARBOSE DERIVED PENTASACCHARIDE, Alpha-amylase, ... | | Authors: | Li, C, Begum, A, Numao, S, Park, K.H, Withers, S.G, Brayer, G.D. | | Deposit date: | 2004-09-03 | | Release date: | 2004-12-07 | | Last modified: | 2020-07-29 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Acarbose Rearrangement Mechanism Implied by the Kinetic and Structural Analysis of Human Pancreatic alpha-Amylase in Complex with Analogues and Their Elongated Counterparts
Biochemistry, 44, 2005
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1QI5
 | | MUTANT (D294N) 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: | 1999-06-03 | | 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
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3DHU
 | | Crystal structure of an alpha-amylase from Lactobacillus plantarum | | Descriptor: | Alpha-amylase | | Authors: | Bonanno, J.B, Dickey, M, Bain, K.T, Iizuka, M, Ozyurt, S, Smith, D, Wasserman, S, Sauder, J.M, Burley, S.K, Almo, S.C, New York SGX Research Center for Structural Genomics (NYSGXRC) | | Deposit date: | 2008-06-18 | | Release date: | 2008-08-12 | | Last modified: | 2024-02-21 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Crystal structure of an alpha-amylase from Lactobacillus plantarum
To be Published
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1RP9
 | | Crystal structure of barley alpha-amylase isozyme 1 (amy1) inactive mutant d180a 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-(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)-beta-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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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
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4H8U
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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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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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1JGI
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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
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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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5N7J
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5BRQ
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