1YRO
 
 | | Crystal structure of beta14,-galactosyltransferase mutant ARG228Lys in complex with alpha-lactalbumin in the presence of UDP-galactose and Mn | | Descriptor: | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID, ALPHA-LACTALBUMIN, BETA-1,4-GALACTOSYLTRANSFERASE, ... | | Authors: | Ramakrishnan, B, Boeggeman, E, Qasba, P.K. | | Deposit date: | 2005-02-04 | | Release date: | 2005-03-22 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.9 Å) | | Cite: | Mutation of Arginine 228 to Lysine Enhances the Glucosyltransferase Activity of Bovine beta-1,4-Galactosyltransferase I
Biochemistry, 44, 2005
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1NKH
 | | Crystal structure of Lactose synthase complex with UDP and Manganese | | Descriptor: | ALPHA-LACTALBUMIN, BETA-1,4-GALACTOSYLTRANSFERASE, CALCIUM ION, ... | | Authors: | Ramakrishnan, B, Qasba, P.K. | | Deposit date: | 2003-01-03 | | Release date: | 2003-01-14 | | Last modified: | 2011-07-13 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Crystal structure of lactose synthase reveals a large conformational
change in its catalytic component, the beta-1,4-galactosyltransferase
J.Mol.Biol., 310, 2001
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1NF5
 | | Crystal Structure of Lactose Synthase, Complex with Glucose | | Descriptor: | 1,2-ETHANEDIOL, Alpha-lactalbumin, CALCIUM ION, ... | | Authors: | Ramakrishnan, B, Qasba, P.K. | | Deposit date: | 2002-12-13 | | Release date: | 2002-12-25 | | Last modified: | 2020-07-29 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Crystal Structure of Lactose Synthase Reveals a Large Conformational Change in its Catalytic Component, the beta-1,4-galactosyltransferase
J.Mol.Biol., 310, 2001
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2FYD
 | | catalytic domain of bovine beta 1, 4-galactosyltransferase in complex with alpha-lactalbumin, glucose, Mn, and UDP-N-acetylgalactosamine | | Descriptor: | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID, 2-acetamido-2-deoxy-beta-D-galactopyranose, Alpha-lactalbumin, ... | | Authors: | Ramakrishnan, B, Ramasamy, V, Qasba, P.K. | | Deposit date: | 2006-02-07 | | Release date: | 2006-03-14 | | Last modified: | 2023-08-30 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Structural Snapshots of beta-1,4-Galactosyltransferase-I Along the Kinetic Pathway.
J.Mol.Biol., 357, 2006
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1NMM
 | | beta-1,4-galactosyltransferase mutant Cys342Thr complex with alpha-lactalbumin and GlcNAc | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, ALPHA-LACTALBUMIN, BETA-1,4-GALACTOSYLTRANSFERASE, ... | | Authors: | Ramakrishnan, B, Shah, P.S, Qasba, P.K. | | Deposit date: | 2003-01-10 | | Release date: | 2003-01-21 | | Last modified: | 2021-10-27 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | alpha-Lactalbumin (LA) stimulates milk beta-1,4-galactosyltransferase I (beta 4Gal-T1) to transfer glucose from UDP-glucose to N-acetylglucosamine. Crystal structure of beta 4Gal-T1 x LA complex with UDP-Glc.
J.Biol.Chem., 276, 2001
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2FYC
 | | Crystal structure of the catalytic domain of bovine beta1,4-galactosyltransferase-I in complex with alpha-lactalbumin, Ca and UDP-galactose | | Descriptor: | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID, Alpha-lactalbumin, CALCIUM ION, ... | | Authors: | Ramakrishnan, B, Ramasamy, V, Qasba, P.K. | | Deposit date: | 2006-02-07 | | Release date: | 2006-03-14 | | Last modified: | 2023-08-30 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Structural Snapshots of beta-1,4-Galactosyltransferase-I Along the Kinetic Pathway.
J.Mol.Biol., 357, 2006
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1NQI
 | | crystal structure of lactose synthase, a 1:1 complex between beta1,4-galactosyltransferase and alpha-lactalbumin in the presence of GlcNAc | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, ALPHA-LACTALBUMIN, BETA-1,4-GALACTOSYLTRANSFERASE, ... | | Authors: | Ramakrishnan, B, Qasba, P.K. | | Deposit date: | 2003-01-21 | | Release date: | 2003-02-04 | | Last modified: | 2020-07-29 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Crystal structure of lactose synthase reveals a large conformational
change in its catalytic component, the beta-1,4-galactosyltransferase
J.Mol.Biol., 310, 2001
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1OQM
 | | A 1:1 complex between alpha-lactalbumin and beta1,4-galactosyltransferase in the presence of UDP-N-acetyl-galactosamine | | Descriptor: | Alpha-lactalbumin, CALCIUM ION, MANGANESE (II) ION, ... | | Authors: | Ramakrishnan, B, Qasba, P.K. | | Deposit date: | 2003-03-10 | | Release date: | 2003-03-18 | | Last modified: | 2011-07-13 | | Method: | X-RAY DIFFRACTION (2.1 Å) | | Cite: | Structure-based design of beta 1,4-galactosyltransferase I (beta 4Gal-T1) with equally efficient
N-acetylgalactosaminyltransferase activity: point mutation broadens beta 4Gal-T1 donor specificity.
J.Biol.Chem., 277, 2002
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1PZY
 | | W314A-BETA1,4-GALACTOSYLTRANSFERASE-I COMPLEXED WITH ALPHA-LACTALBUMIN IN THE PRESENCE OF N-ACETYLGLUCOSAMINE, UDP AND MANGANESE | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, ALPHA-LACTALBUMIN, BETA-1,4-GALACTOSYLTRANSFERASE, ... | | Authors: | Ramasamy, V, Ramakrishnan, B, Boeggeman, E, Qasba, P.K. | | Deposit date: | 2003-07-14 | | Release date: | 2003-09-02 | | Last modified: | 2023-08-16 | | Method: | X-RAY DIFFRACTION (2.3 Å) | | Cite: | The Role of Tryptophan 314 in the Conformational Changes of beta 1,4-Galactosyltransferase-I
J.Mol.Biol., 331, 2003
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1NWG
 | | BETA-1,4-GALACTOSYLTRANSFERASE COMPLEX WITH ALPHA-LACTALBUMIN AND N-BUTANOYL-GLUCOAMINE | | Descriptor: | 2-(butanoylamino)-2-deoxy-beta-D-glucopyranose, Alpha-lactalbumin, CALCIUM ION, ... | | Authors: | Ramakrishnan, B, Shah, P.S, Qasba, P.K. | | Deposit date: | 2003-02-06 | | Release date: | 2003-02-18 | | Last modified: | 2020-07-29 | | Method: | X-RAY DIFFRACTION (2.32 Å) | | Cite: | ALPHA-LACTALBUMIN (LA) STIMULATES MILK
BETA-1,4-GALACTOSYLTRANSFERASE I (BETA 4GAL-T1) TO
TRANSFER GLUCOSE FROM UDP-GLUCOSE TO
N-ACETYLGLUCOSAMINE. CRYSTAL STRUCTURE OF BETA
4GAL-T1 X LA COMPLEX WITH UDP-GLC.
J.Biol.Chem., 276, 2001
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1O23
 | | CRYSTAL STRUCTURE OF LACTOSE SYNTHASE IN THE PRESENCE OF UDP-GLUCOSE | | Descriptor: | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID, ALPHA-LACTALBUMIN, BETA-1,4-GALACTOSYLTRANSFERASE, ... | | Authors: | Ramakrishnan, B, Shah, P.S, Qasba, P.K. | | Deposit date: | 2003-01-29 | | Release date: | 2003-02-25 | | Last modified: | 2023-12-27 | | Method: | X-RAY DIFFRACTION (2.32 Å) | | Cite: | Alpha-Lactalbumin (La) Stimulates Milk Beta-1,4-Galactosyltransferase I (Beta 4Gal-T1) to Transfer Glucose from Udp-Glucose to N-Acetylglucosamine. Crystal Structure of Beta 4Gal-T1 X La Complex with Udp-Glc.
J.Biol.Chem., 276, 2001
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1NHE
 | | Crystal structure of Lactose synthase complex with UDP | | Descriptor: | ALPHA-LACTALBUMIN, BETA-1,4-GALACTOSYLTRANSFERASE, CALCIUM ION, ... | | Authors: | Ramakrishnan, B, Qasba, P.K. | | Deposit date: | 2002-12-19 | | Release date: | 2003-01-07 | | Last modified: | 2011-07-13 | | Method: | X-RAY DIFFRACTION (2.5 Å) | | Cite: | Crystal structure of lactose synthase reveals a large conformational change in its catalytic component, the beta-1,4-galactosyltransferase
J.Mol.Biol., 310, 2001
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