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Open data
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Basic information
Entry | Database: PDB / ID: 1mag | |||||||||
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Title | GRAMICIDIN A IN HYDRATED DMPC BILAYERS, SOLID STATE NMR | |||||||||
![]() | GRAMICIDIN A | |||||||||
![]() | ANTIBIOTIC / GRAMICIDIN / ANTIFUNGAL / ANTIBACTERIAL / MEMBRANE ION CHANNEL / LINEAR GRAMICIDIN / ORIENTED BILAYERS | |||||||||
Function / homology | GRAMICIDIN A / : ![]() | |||||||||
Biological species | ![]() | |||||||||
Method | SOLID-STATE NMR / simulated annealing | |||||||||
![]() | Ketchem, R.R. / Roux, B. / Cross, T.A. | |||||||||
![]() | ![]() Title: Macromolecular Structural Elucidation with Solid-State NMR-Derived Orientational Constraints. Authors: Ketchem, R.R. / Lee, K.C. / Huo, S. / Cross, T.A. #1: ![]() Year: 1996 Title: Computational Refinement Through Solid State NMR and Energy Constraints of a Membrane Bound Polypeptide Authors: Ketchem, R.R. / Roux, B. / Cross, T.A. #2: Journal: Biochemistry / Year: 1995 Title: Lipid-Peptide Interface: Valine Conformation and Dynamics in the Gramicidin Channel Authors: Lee, K.C. / Huo, S. / Cross, T.A. #3: Journal: Biochemistry / Year: 1995 Title: Tryptophan Dynamics and Structural Refinement in a Lipid Bilayer Environment: Solid State NMR of the Gramicidin Channel Authors: Hu, W. / Lazo, N.D. / Cross, T.A. #4: Journal: Science / Year: 1993 Title: High-Resolution Conformation of Gramicidin a in a Lipid Bilayer by Solid-State NMR Authors: Ketchem, R.R. / Hu, W. / Cross, T.A. | |||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 20.1 KB | Display | ![]() |
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PDB format | ![]() | 15 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 334.4 KB | Display | ![]() |
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Full document | ![]() | 334.2 KB | Display | |
Data in XML | ![]() | 2.1 KB | Display | |
Data in CIF | ![]() | 2.3 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 |
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NMR ensembles |
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Components
-Experimental details
-Experiment
Experiment | Method: SOLID-STATE NMR | ||||||||||||
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NMR experiment |
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Sample preparation
Sample conditions | pH: 7.0 / Temperature: 303 K |
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Crystal grow | *PLUS Method: other / Details: NMR |
-NMR measurement
NMR spectrometer | Type: CHEMAGNETICS CMX / Manufacturer: CHEMAGNETICS / Model: CMX / Field strength: 400 MHz |
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Processing
NMR software |
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Refinement | Method: simulated annealing / Software ordinal: 1 Details: CHARMM23 STRUCTURE REFINED WITH TORC (TOTAL REFINEMENT OF CONSTRAINTS), DEVELOPED IN AUTHORS' LAB. TORC RUNS AS A MODULE WITHIN CHARMM AND UTILIZES A SIMULATED ANNEALING PROTOCOL TO REFINE ...Details: CHARMM23 STRUCTURE REFINED WITH TORC (TOTAL REFINEMENT OF CONSTRAINTS), DEVELOPED IN AUTHORS' LAB. TORC RUNS AS A MODULE WITHIN CHARMM AND UTILIZES A SIMULATED ANNEALING PROTOCOL TO REFINE THE STRUCTURE AGAINST BOTH THE SOLID STATE NMR DATA (INCLUDING SOLID STATE NMR DERIVED ORIENTATIONAL CONSTRAINTS) AND THE CHARMM ENERGY. | |||||||||
NMR ensemble | Conformers submitted total number: 1 |