1C5H
 
 | | HYDROGEN BONDING AND CATALYSIS: AN UNEXPECTED EXPLANATION FOR HOW A SINGLE AMINO ACID SUBSTITUTION CAN CHANGE THE PH OPTIMUM OF A GLYCOSIDASE | | Descriptor: | ENDO-1,4-BETA-XYLANASE | | Authors: | Joshi, M.D, Sidhu, G, Pot, I, Brayer, G.D, Withers, S.G, Mcintosh, L.P. | | Deposit date: | 1999-11-24 | | Release date: | 2000-05-12 | | Last modified: | 2023-12-27 | | Method: | X-RAY DIFFRACTION (1.55 Å) | | Cite: | Hydrogen bonding and catalysis: a novel explanation for how a single amino acid substitution can change the pH optimum of a glycosidase.
J.Mol.Biol., 299, 2000
|
|
1C5I
 | | HYDROGEN BONDING AND CATALYSIS: AN UNEXPECTED EXPLANATION FOR HOW A SINGLE AMINO ACID SUBSTITUTION CAN CHANGE THE PH OPTIMUM OF A GLYCOSIDASE | | Descriptor: | ENDO-1,4-BETA-XYLANASE, beta-D-xylopyranose-(1-4)-1,5-anhydro-2-deoxy-2-fluoro-D-xylitol | | Authors: | Joshi, M.D, Sidhu, G, Pot, I, Brayer, G.D, Withers, S.G, Mcintosh, L.P. | | Deposit date: | 1999-11-24 | | Release date: | 2000-05-12 | | Last modified: | 2023-12-27 | | Method: | X-RAY DIFFRACTION (1.8 Å) | | Cite: | Hydrogen bonding and catalysis: a novel explanation for how a single amino acid substitution can change the pH optimum of a glycosidase.
J.Mol.Biol., 299, 2000
|
|
1CPU
 | | SUBSITE MAPPING OF THE ACTIVE SITE OF HUMAN PANCREATIC ALPHA-AMYLASE USING SUBSTRATES, THE PHARMACOLOGICAL INHIBITOR ACARBOSE, AND AN ACTIVE SITE VARIANT | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, 4-amino-4,6-dideoxy-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose, 5-HYDROXYMETHYL-CHONDURITOL, ... | | 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: | 1999-06-07 | | Release date: | 1999-06-14 | | 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
|
|
1XCX
 | | 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-(1-6)-beta-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 (1.9 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
|
|
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
|
|
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
|
|
1XH1
 | | Structure of the N298S variant of human pancreatic alpha-amylase complexed with chloride | | 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: | 2021-11-10 | | Method: | X-RAY DIFFRACTION (2.03 Å) | | Cite: | Structural and mechanistic studies of chloride induced activation of human pancreatic alpha-amylase
PROTEIN SCI., 14, 2005
|
|
1XH2
 | | Structure of the N298S variant of human pancreatic alpha-amylase complexed with chloride and acarbose | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, ACARBOSE DERIVED PENTASACCHARIDE, 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 (2.2 Å) | | Cite: | Structural and mechanistic studies of chloride induced activation of human pancreatic alpha-amylase
PROTEIN SCI., 14, 2005
|
|
1XSI
 | | Structure of a Family 31 alpha glycosidase | | Descriptor: | 3[N-MORPHOLINO]PROPANE SULFONIC ACID, ACETIC ACID, Putative family 31 glucosidase yicI, ... | | Authors: | Lovering, A.L, Lee, S.S, Kim, Y.W, Withers, S.G, Strynadka, N.C. | | Deposit date: | 2004-10-19 | | Release date: | 2004-10-26 | | Last modified: | 2024-02-14 | | Method: | X-RAY DIFFRACTION (2.2 Å) | | Cite: | Mechanistic and Structural Analysis of a Family 31 alpha-Glycosidase and Its Glycosyl-enzyme Intermediate
J.Biol.Chem., 280, 2005
|
|
1XD1
 | | 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 HEXASACCHARIDE, 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 (2.2 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
|
|
6N1A
 | | Crystal structure of an N-acetylgalactosamine deacetylase from F. plautii | | Descriptor: | CALCIUM ION, Carbohydrate-binding protein, GLYCEROL, ... | | Authors: | Sim, L, Rahfeld, P, Withers, S.G. | | Deposit date: | 2018-11-08 | | Release date: | 2019-06-12 | | Last modified: | 2020-01-08 | | Method: | X-RAY DIFFRACTION (1.6 Å) | | Cite: | An enzymatic pathway in the human gut microbiome that converts A to universal O type blood.
Nat Microbiol, 4, 2019
|
|
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
|
|
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
|
|
6N1B
 | | Crystal structure of an N-acetylgalactosamine deacetylase from F. plautii in complex with blood group B trisaccharide | | Descriptor: | CALCIUM ION, Carbohydrate-binding protein, GLYCEROL, ... | | Authors: | Sim, L, Rahfeld, P, Withers, S.G. | | Deposit date: | 2018-11-08 | | Release date: | 2019-06-12 | | Last modified: | 2023-10-11 | | Method: | X-RAY DIFFRACTION (1.3 Å) | | Cite: | An enzymatic pathway in the human gut microbiome that converts A to universal O type blood.
Nat Microbiol, 4, 2019
|
|
1XSK
 | | Structure of a Family 31 alpha glycosidase glycosyl-enzyme intermediate | | Descriptor: | 3[N-MORPHOLINO]PROPANE SULFONIC ACID, 5(R)-fluoro-beta-D-xylopyranose, Putative family 31 glucosidase yicI, ... | | Authors: | Lovering, A.L, Lee, S.S, Kim, Y.W, Withers, S.G, Strynadka, N.C. | | Deposit date: | 2004-10-19 | | Release date: | 2004-11-10 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (2.2 Å) | | Cite: | Mechanistic and Structural Analysis of a Family 31 {alpha}-Glycosidase and Its Glycosyl-enzyme Intermediate
J.Biol.Chem., 280, 2005
|
|
1XSJ
 | | Structure of a Family 31 alpha glycosidase | | Descriptor: | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL, Putative family 31 glucosidase yicI | | Authors: | Lovering, A.L, Lee, S.S, Kim, Y.W, Withers, S.G, Strynadka, N.C. | | Deposit date: | 2004-10-19 | | Release date: | 2004-10-26 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (2.1 Å) | | Cite: | Mechanistic and Structural Analysis of a Family 31 alpha-Glycosidase and Its Glycosyl-enzyme Intermediate
J.Biol.Chem., 280, 2005
|
|
2A39
 | | HUMICOLA INSOLENS ENDOCELLULASE EGI NATIVE STRUCTURE | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, ENDOGLUCANASE I | | Authors: | Davies, G.J, Sulzenbacher, G, Mackenzie, L, Withers, S.G, Divne, C, Jones, T.A, Woldike, H.F, Schulein, M. | | Deposit date: | 1998-01-30 | | Release date: | 1999-02-16 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (2.2 Å) | | Cite: | Crystal structure of the family 7 endoglucanase I (Cel7B) from Humicola insolens at 2.2 A resolution and identification of the catalytic nucleophile by trapping of the covalent glycosyl-enzyme intermediate.
Biochem.J., 335, 1998
|
|
4NCS
 | | Human sialidase 2 in complex with 2,3-difluorosialic acid (covalent intermediate) | | Descriptor: | (2S,3S,4R,5R,6R)-5-acetamido-2,3-bis(fluoranyl)-4-oxidanyl-6-[(1S,2S)-1,2,3-tris(oxidanyl)propyl]oxane-2-carboxylic acid, PHOSPHATE ION, Sialidase-2 | | Authors: | Buchini, S, Gallat, F.-X, Greig, I.R, Kim, J.-H, Wakatsuki, S, Chavas, L.M.G, Withers, S.G. | | Deposit date: | 2013-10-25 | | Release date: | 2013-12-25 | | Last modified: | 2023-09-20 | | Method: | X-RAY DIFFRACTION (2.201 Å) | | Cite: | Tuning mechanism-based inactivators of neuraminidases: mechanistic and structural insights.
Angew.Chem.Int.Ed.Engl., 53, 2014
|
|
4MJ2
 | | Crystal structure of apo-iduronidase in the R3 form | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose, Alpha-L-iduronidase, ... | | Authors: | Bie, H, Yin, J, He, X, Kermode, A.R, Goddard-Borger, E.D, Withers, S.G, James, M.N.G. | | Deposit date: | 2013-09-03 | | Release date: | 2013-09-18 | | Last modified: | 2020-07-29 | | Method: | X-RAY DIFFRACTION (2.1 Å) | | Cite: | Insights into mucopolysaccharidosis I from the structure and action of alpha-L-iduronidase.
Nat.Chem.Biol., 9, 2013
|
|
1HV0
 | | DISSECTING ELECTROSTATIC INTERACTIONS AND THE PH-DEPENDENT ACTIVITY OF A FAMILY 11 GLYCOSIDASE | | Descriptor: | ENDO-1,4-BETA-XYLANASE | | Authors: | Joshi, M.D, Sidhu, G, Nielsen, J.E, Brayer, G.D, Withers, S.G, McIntosh, L.P. | | Deposit date: | 2001-01-05 | | Release date: | 2001-09-14 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (1.6 Å) | | Cite: | Dissecting the electrostatic interactions and pH-dependent activity of a family 11 glycosidase.
Biochemistry, 40, 2001
|
|
4NC5
 | | Human sialidase 2 in complex with 2,3-difluorosialic acid (covalent intermediate) | | Descriptor: | 5-acetamido-3,5-dideoxy-3-fluoro-D-erythro-alpha-L-manno-non-2-ulopyranosonic acid, PHOSPHATE ION, Sialidase-2 | | Authors: | Buchini, S, Gallat, F.-X, Greig, I.R, Kim, J.-H, Wakatsuki, S, Chavas, L.M.G, Withers, S.G. | | Deposit date: | 2013-10-24 | | Release date: | 2013-11-06 | | Last modified: | 2023-09-20 | | Method: | X-RAY DIFFRACTION (2.513 Å) | | Cite: | Tuning mechanism-based inactivators of neuraminidases: mechanistic and structural insights.
Angew.Chem.Int.Ed.Engl., 53, 2014
|
|
4MJ4
 | | Human iduronidase apo structure P21 form | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, Alpha-L-iduronidase, CHLORIDE ION, ... | | Authors: | Bie, H, Yin, J, He, X, Kermode, A.R, Goddard-Borger, E.D, Withers, S.G, James, M.N.G. | | Deposit date: | 2013-09-03 | | Release date: | 2013-09-18 | | Last modified: | 2023-09-20 | | Method: | X-RAY DIFFRACTION (2.172 Å) | | Cite: | Insights into mucopolysaccharidosis I from the structure and action of alpha-L-iduronidase.
Nat.Chem.Biol., 9, 2013
|
|
1JAK
 | | Streptomyces plicatus beta-N-acetylhexosaminidase in Complex with (2R,3R,4S,5R)-2-acetamido-3,4-dihydroxy-5-hydroxymethyl-piperidinium chloride (IFG) | | Descriptor: | (2R,3R,4S,5R)-2-ACETAMIDO-3,4-DIHYDROXY-5-HYDROXYMETHYL-PIPERIDINE, Beta-N-acetylhexosaminidase, CHLORIDE ION, ... | | Authors: | Mark, B.L, Vocadlo, D.J, Zhao, D, Knapp, S, Withers, S.G, James, M.N. | | Deposit date: | 2001-05-30 | | Release date: | 2001-11-21 | | Last modified: | 2023-08-16 | | Method: | X-RAY DIFFRACTION (1.75 Å) | | Cite: | Biochemical and structural assessment of the 1-N-azasugar GalNAc-isofagomine as a potent family 20 beta-N-acetylhexosaminidase inhibitor.
J.Biol.Chem., 276, 2001
|
|
2YK5
 | | Structure of Neisseria LOS-specific sialyltransferase (NST), in complex with CMP. | | Descriptor: | 1,2-ETHANEDIOL, CMP-N-ACETYLNEURAMINATE-BETA-GALACTOSAMIDE-ALPHA-2,3-SIALYLTRANSFERASE, CYTIDINE-5'-MONOPHOSPHATE, ... | | Authors: | Lin, L.Y.C, Rakic, B, Chiu, C.P.C, Lameignere, E, Wakarchuk, W.W, Withers, S.G, Strynadka, N.C.J. | | Deposit date: | 2011-05-25 | | Release date: | 2011-08-31 | | Last modified: | 2019-09-25 | | Method: | X-RAY DIFFRACTION (2.32 Å) | | Cite: | Structure and Mechanism of the Lipooligosaccharide Sialyltransferase from Neisseria Meningitidis
J.Biol.Chem., 286, 2011
|
|
2YK6
 | | Structure of Neisseria LOS-specific sialyltransferase (NST), in complex with CDP. | | Descriptor: | CMP-N-ACETYLNEURAMINATE-BETA-GALACTOSAMIDE-ALPHA-2,3-SIALYLTRANSFERASE, CYTIDINE-5'-DIPHOSPHATE, PENTAETHYLENE GLYCOL, ... | | Authors: | Lin, L.Y.C, Rakic, B, Chiu, C.P.C, Lameignere, E, Wakarchuk, W.W, Withers, S.G, Strynadka, N.C.J. | | Deposit date: | 2011-05-25 | | Release date: | 2011-08-31 | | Last modified: | 2023-12-20 | | Method: | X-RAY DIFFRACTION (2.83 Å) | | Cite: | Structure and Mechanism of the Lipooligosaccharide Sialyltransferase from Neisseria Meningitidis
J.Biol.Chem., 286, 2011
|
|
