2QO3
 
 | | Crystal Structure of [KS3][AT3] didomain from module 3 of 6-deoxyerthronolide B synthase | | Descriptor: | (2S, 3R)-3-HYDROXY-4-OXO-7,10-TRANS,TRANS-DODECADIENAMIDE, ACETATE ION, ... | | Authors: | Khosla, C, Cane, E.D, Tang, Y, Chen, Y.A, Kim, C.Y. | | Deposit date: | 2007-07-19 | | Release date: | 2007-09-04 | | Last modified: | 2024-11-06 | | Method: | X-RAY DIFFRACTION (2.59 Å) | | Cite: | Structural and mechanistic analysis of protein interactions in module 3 of the 6-deoxyerythronolide B synthase
Chem.Biol., 14, 2007
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2NM0
 | | Crystal Structure of SCO1815: a Beta-Ketoacyl-Acyl Carrier Protein Reductase from Streptomyces coelicolor A3(2) | | Descriptor: | Probable 3-oxacyl-(Acyl-carrier-protein) reductase | | Authors: | Khosla, C, Tang, Y, Lee, H.Y, Tang, Y, Kim, C.Y, Mathews, I.I. | | Deposit date: | 2006-10-20 | | Release date: | 2007-01-02 | | Last modified: | 2023-08-30 | | Method: | X-RAY DIFFRACTION (1.99 Å) | | Cite: | Structural and functional studies on SCO1815: a beta-ketoacyl-acyl carrier protein reductase from Streptomyces coelicolor A3(2).
Biochemistry, 45, 2006
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3RGI
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3SBM
 | | Trans-acting transferase from Disorazole synthase in complex with Acetate | | Descriptor: | ACETATE ION, DisD protein, HEXAETHYLENE GLYCOL | | Authors: | Khosla, C, Mathews, I.I, Wong, F.T, Jin, X. | | Deposit date: | 2011-06-06 | | Release date: | 2011-07-13 | | Last modified: | 2023-09-13 | | Method: | X-RAY DIFFRACTION (1.35 Å) | | Cite: | Structure and Mechanism of the trans-Acting Acyltransferase from the Disorazole Synthase.
Biochemistry, 50, 2011
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2BKL
 | | Structural and Mechanistic Analysis of Two Prolyl Endopeptidases: Role of Inter-Domain Dynamics in Catalysis and Specificity | | Descriptor: | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID, N-[(BENZYLOXY)CARBONYL]-L-ALANYL-L-PROLINE, PROLYL ENDOPEPTIDASE, ... | | Authors: | Khosla, C, Shan, L, Mathews, I.I. | | Deposit date: | 2005-02-16 | | Release date: | 2005-03-09 | | Last modified: | 2023-12-13 | | Method: | X-RAY DIFFRACTION (1.5 Å) | | Cite: | Structural and Mechanistic Analysis of Two Prolyl Endopeptidases: Role of Interdomain Dynamics in Catalysis and Specificity
Proc.Natl.Acad.Sci.USA, 102, 2005
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8EE1
 | | KS-AT didomain from module 2 of the 6-deoxyerythronolide B synthase in complex with antibody fragment AA5 | | Descriptor: | 6-deoxyerythronolide B synthase, AA5 antibody heavy chain, AA5 antibody light chain | | Authors: | Cogan, D.P, Brodsky, K.L, Guzman, K.M, Mathews, I.I, Khosla, C. | | Deposit date: | 2022-09-06 | | Release date: | 2023-05-31 | | Last modified: | 2024-10-23 | | Method: | X-RAY DIFFRACTION (2.7 Å) | | Cite: | Discovery and Characterization of Antibody Probes of Module 2 of the 6-Deoxyerythronolide B Synthase.
Biochemistry, 62, 2023
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8EE0
 | | KS-AT didomain from module 2 of the 6-deoxyerythronolide B synthase in complex with antibody fragment 1B2 | | Descriptor: | 1B2 antibody heavy chain, 1B2 antibody light chain, 6-deoxyerythronolide B synthase | | Authors: | Cogan, D.P, Brodsky, K.L, Guzman, K.M, Mathews, I.I, Khosla, C. | | Deposit date: | 2022-09-06 | | Release date: | 2023-05-31 | | Last modified: | 2024-11-20 | | Method: | X-RAY DIFFRACTION (2.65 Å) | | Cite: | Discovery and Characterization of Antibody Probes of Module 2 of the 6-Deoxyerythronolide B Synthase.
Biochemistry, 62, 2023
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7SQL
 | | Crystal structure of human uridine-cytidine kinase 2 complexed with a weak small molecule inhibitor | | Descriptor: | DI(HYDROXYETHYL)ETHER, GLYCEROL, N-(4-bromophenyl)-2-{[1-(4-fluorophenyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-6-yl]sulfanyl}acetamide, ... | | Authors: | Mashayekh, S, Stunkard, L.M, Kienle, M, Mathews, I.I, Khosla, C. | | Deposit date: | 2021-11-05 | | Release date: | 2022-10-12 | | Last modified: | 2023-10-25 | | Method: | X-RAY DIFFRACTION (2.4 Å) | | Cite: | Structure-Based Prototyping of Allosteric Inhibitors of Human Uridine/Cytidine Kinase 2 (UCK2).
Biochemistry, 61, 2022
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1S9V
 | | Crystal structure of HLA-DQ2 complexed with deamidated gliadin peptide | | Descriptor: | 1,2-ETHANEDIOL, HLA class II histocompatibility antigen, DQ(1) beta chain, ... | | Authors: | Kim, C.-Y, Quarsten, H, Bergseng, E, Khosla, C, Sollid, L.M. | | Deposit date: | 2004-02-05 | | Release date: | 2004-03-02 | | Last modified: | 2024-10-16 | | Method: | X-RAY DIFFRACTION (2.22 Å) | | Cite: | Structural basis for HLA-DQ2-mediated presentation of gluten epitopes in celiac disease
Proc.Natl.Acad.Sci.USA, 101, 2004
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9BC4
 | | Transglutaminase 2 - Intermediate State | | Descriptor: | CALCIUM ION, GLYCEROL, HB-225 (gluten peptidomimetic TG2 inhibitor), ... | | Authors: | Sewa, A.S, Mathews, I.I, Khosla, C. | | Deposit date: | 2024-04-07 | | Release date: | 2024-07-03 | | Last modified: | 2024-07-17 | | Method: | X-RAY DIFFRACTION (1.84 Å) | | Cite: | Structural and mechanistic analysis of Ca 2+ -dependent regulation of transglutaminase 2 activity using a Ca 2+ -bound intermediate state.
Proc.Natl.Acad.Sci.USA, 121, 2024
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9BC2
 | | Transglutaminase 2 - Open State | | Descriptor: | CHLORIDE ION, HB-225 (gluten peptidomimetic TG2 inhibitor), Protein-glutamine gamma-glutamyltransferase 2, ... | | Authors: | Mathews, I.I, Sewa, A, Khosla, C. | | Deposit date: | 2024-04-07 | | Release date: | 2024-07-03 | | Last modified: | 2024-07-17 | | Method: | X-RAY DIFFRACTION (2.75 Å) | | Cite: | Structural and mechanistic analysis of Ca 2+ -dependent regulation of transglutaminase 2 activity using a Ca 2+ -bound intermediate state.
Proc.Natl.Acad.Sci.USA, 121, 2024
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8TJP
 | | KS-AT core of 6-deoxyerythronolide B synthase (DEBS) Module 3 crosslinked with its elongation ACP partner | | Descriptor: | EryAII | | Authors: | Cogan, D.P, Soohoo, A.M, Chen, M, Brodsky, K.L, Liu, Y, Khosla, C. | | Deposit date: | 2023-07-23 | | Release date: | 2024-07-24 | | Last modified: | 2024-09-04 | | Method: | ELECTRON MICROSCOPY (3.71 Å) | | Cite: | Structural basis for intermodular communication in assembly-line polyketide biosynthesis.
Nat.Chem.Biol., 2024
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9BC3
 | | Transglutaminase 2 - Alternate state | | Descriptor: | CALCIUM ION, HB-225 (gluten peptidomimetic TG2 inhibitor), Protein-glutamine gamma-glutamyltransferase 2 | | Authors: | Mathews, I.I, Sewa, A.S, Khosla, C. | | Deposit date: | 2024-04-07 | | Release date: | 2024-07-03 | | Last modified: | 2024-07-17 | | Method: | X-RAY DIFFRACTION (2.52 Å) | | Cite: | Structural and mechanistic analysis of Ca 2+ -dependent regulation of transglutaminase 2 activity using a Ca 2+ -bound intermediate state.
Proc.Natl.Acad.Sci.USA, 121, 2024
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6MLK
 | | Structure of Thioesterase from DEBS with a thioesterase-specific antibody | | Descriptor: | 6-deoxyerythronolide-B synthase EryA3, modules 5 and 6, CHLORIDE ION, ... | | Authors: | Mathews, I.I, Li, X, Khosla, C. | | Deposit date: | 2018-09-27 | | Release date: | 2018-10-17 | | Last modified: | 2024-10-16 | | Method: | X-RAY DIFFRACTION (2.45 Å) | | Cite: | Discovery and Characterization of a Thioesterase-Specific Monoclonal Antibody That Recognizes the 6-Deoxyerythronolide B Synthase.
Biochemistry, 57, 2018
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1TQY
 | | The Actinorhodin Ketosynthase/Chain Length Factor | | Descriptor: | ACETYL GROUP, Actinorhodin polyketide putative beta-ketoacyl synthase 1, Actinorhodin polyketide putative beta-ketoacyl synthase 2, ... | | Authors: | Keatinge-Clay, A.T, Maltby, D.A, Medzihradszky, K.F, Khosla, C, Stroud, R.M. | | Deposit date: | 2004-06-18 | | Release date: | 2004-07-27 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | An antibiotic factory caught in action.
Nat.Struct.Mol.Biol., 11, 2004
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2FO5
 | | Crystal structure of recombinant barley cysteine endoprotease B isoform 2 (EP-B2) in complex with leupeptin | | Descriptor: | ACE-LEU-LEU-argininal (leupeptin), Cysteine proteinase EP-B 2, SULFATE ION | | Authors: | Bethune, M.T, Strop, P, Brunger, A.T, Khosla, C. | | Deposit date: | 2006-01-12 | | Release date: | 2006-07-18 | | Last modified: | 2024-11-20 | | Method: | X-RAY DIFFRACTION (2.2 Å) | | Cite: | Heterologous Expression, Purification, Refolding, and Structural-Functional Characterization of EP-B2, a Self-Activating Barley Cysteine Endoprotease.
Chem.Biol., 13, 2006
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6W7S
 | | Ketoreductase from module 1 of the 6-deoxyerythronolide B synthase (KR1) in complex with antibody fragment (Fab) 2G10 | | Descriptor: | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID, 2G10 (Fab heavy chain), 2G10 (Fab light chain), ... | | Authors: | Cogan, D.P, Mathews, I.I, Khosla, C. | | Deposit date: | 2020-03-19 | | Release date: | 2020-09-09 | | Last modified: | 2024-10-16 | | Method: | X-RAY DIFFRACTION (2.25 Å) | | Cite: | Antibody Probes of Module 1 of the 6-Deoxyerythronolide B Synthase Reveal an Extended Conformation During Ketoreduction.
J.Am.Chem.Soc., 142, 2020
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8TKO
 | | KS-AT core of 6-deoxyerythronolide B synthase (DEBS) Module 3 crosslinked with its translocation ACP partner of Module 2 | | Descriptor: | EryAI, EryAII | | Authors: | Cogan, D.P, Soohoo, A.M, Chen, M, Brodsky, K.L, Liu, Y, Khosla, C. | | Deposit date: | 2023-07-25 | | Release date: | 2024-07-31 | | Last modified: | 2024-09-04 | | Method: | ELECTRON MICROSCOPY (3.05 Å) | | Cite: | Structural basis for intermodular communication in assembly-line polyketide biosynthesis.
Nat.Chem.Biol., 2024
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8TJO
 | | Crosslinked 6-deoxyerythronolide B synthase (DEBS) Module 1 in complex with antibody fragment 1B2: Crosslinked Intra-State 1 | | Descriptor: | Antibody Fragment 1B2, Heavy Chain, Light Chain, ... | | Authors: | Cogan, D.P, Soohoo, A.M, Chen, M, Brodsky, K.L, Liu, Y, Khosla, C. | | Deposit date: | 2023-07-23 | | Release date: | 2024-07-24 | | Last modified: | 2024-09-04 | | Method: | ELECTRON MICROSCOPY (3.61 Å) | | Cite: | Structural basis for intermodular communication in assembly-line polyketide biosynthesis.
Nat.Chem.Biol., 2024
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8TPX
 | | Crosslinked 6-deoxyerythronolide B synthase (DEBS) Module 3 in complex with antibody fragment 1B2: trans-oriented 1B2 and ACP | | Descriptor: | Antibody Fragment 1B2, Heavy Chain, Light Chain, ... | | Authors: | Cogan, D.P, Soohoo, A.M, Chen, M, Brodsky, K.L, Liu, Y, Khosla, C. | | Deposit date: | 2023-08-05 | | Release date: | 2024-08-07 | | Last modified: | 2024-09-04 | | Method: | ELECTRON MICROSCOPY (3.4 Å) | | Cite: | Structural basis for intermodular communication in assembly-line polyketide biosynthesis.
Nat.Chem.Biol., 2024
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8TPW
 | | Crosslinked 6-deoxyerythronolide B synthase (DEBS) Module 3 in complex with antibody fragment 1B2: cis-oriented 1B2 and ACP | | Descriptor: | Antibody Fragment 1B2, Heavy Chain, Light Chain, ... | | Authors: | Cogan, D.P, Soohoo, A.M, Chen, M, Brodsky, K.L, Liu, Y, Khosla, C. | | Deposit date: | 2023-08-05 | | Release date: | 2024-08-07 | | Last modified: | 2024-09-04 | | Method: | ELECTRON MICROSCOPY (3.46 Å) | | Cite: | Structural basis for intermodular communication in assembly-line polyketide biosynthesis.
Nat.Chem.Biol., 2024
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8TJN
 | | Crosslinked 6-deoxyerythronolide B synthase (DEBS) Module 1 in complex with antibody fragment 1B2: Crosslinked State 1 | | Descriptor: | Antibody Fragment 1B2, Heavy Chain, Light Chain, ... | | Authors: | Cogan, D.P, Soohoo, A.M, Chen, M, Brodsky, K.L, Liu, Y, Khosla, C. | | Deposit date: | 2023-07-23 | | Release date: | 2024-07-24 | | Last modified: | 2024-09-04 | | Method: | ELECTRON MICROSCOPY (3.73 Å) | | Cite: | Structural basis for intermodular communication in assembly-line polyketide biosynthesis.
Nat.Chem.Biol., 2024
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6WH9
 | | Ketoreductase from module 1 of the 6-deoxyerythronolide B synthase (KR1) in complex with antibody fragment (Fab) 1D10 | | Descriptor: | 1D10 (Fab heavy chain), 1D10 (Fab light chain), KR1, ... | | Authors: | Cogan, D.P, Mathews, I.I, Khosla, C. | | Deposit date: | 2020-04-07 | | Release date: | 2020-09-09 | | Last modified: | 2024-10-23 | | Method: | X-RAY DIFFRACTION (2.75 Å) | | Cite: | Antibody Probes of Module 1 of the 6-Deoxyerythronolide B Synthase Reveal an Extended Conformation During Ketoreduction.
J.Am.Chem.Soc., 142, 2020
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2HG4
 | | Structure of the ketosynthase-acyltransferase didomain of module 5 from DEBS. | | Descriptor: | 6-Deoxyerythronolide B Synthase, ACETATE ION, CHLORIDE ION, ... | | Authors: | Tang, Y, Kim, C.Y, Mathews, I.I, Cane, D.E, Khosla, C. | | Deposit date: | 2006-06-26 | | Release date: | 2006-07-11 | | Last modified: | 2024-11-06 | | Method: | X-RAY DIFFRACTION (2.73 Å) | | Cite: | The 2.7-A crystal structure of a 194-kDa homodimeric fragment of the 6-deoxyerythronolide B synthase.
Proc.Natl.Acad.Sci.Usa, 103, 2006
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6APK
 | | Trans-acting transferase from Disorazole synthase solved by serial femtosecond XFEL crystallography | | Descriptor: | DisD protein | | Authors: | Lyubimov, A.Y, Mathews, I.I, Uervivojnangkoorn, M, Khosla, C, Soltis, S.M, Cohen, A.E. | | Deposit date: | 2017-08-17 | | Release date: | 2018-04-04 | | Last modified: | 2023-10-04 | | Method: | X-RAY DIFFRACTION (2.5 Å) | | Cite: | The Conformational Flexibility of the Acyltransferase from the Disorazole Polyketide Synthase Is Revealed by an X-ray Free-Electron Laser Using a Room-Temperature Sample Delivery Method for Serial Crystallography.
Biochemistry, 56, 2017
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