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Yorodumi- PDB-1htl: MUTATION OF A BURIED RESIDUE CAUSES LACK OF ACTIVITY BUT NO CONFO... -
+Open data
-Basic information
Entry | Database: PDB / ID: 1htl | ||||||
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Title | MUTATION OF A BURIED RESIDUE CAUSES LACK OF ACTIVITY BUT NO CONFORMATIONAL CHANGE: CRYSTAL STRUCTURE OF E. COLI HEAT-LABILE ENTEROTOXIN MUTANT VAL 97--> LYS | ||||||
Components |
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Keywords | ENTEROTOXIN | ||||||
Function / homology | Function and homology information toxin activity / killing of cells of another organism / extracellular space / extracellular region Similarity search - Function | ||||||
Biological species | Escherichia coli (E. coli) | ||||||
Method | X-RAY DIFFRACTION / Resolution: 2.5 Å | ||||||
Authors | Merritt, E.A. / Hol, W.G.J. | ||||||
Citation | Journal: Nat.Struct.Biol. / Year: 1995 Title: Mutation of a buried residue causes loss of activity but no conformational change in the heat-labile enterotoxin of Escherichia coli. Authors: Merritt, E.A. / Sarfaty, S. / Pizza, M. / Domenighini, M. / Rappuoli, R. / Hol, W.G. #1: Journal: J.Mol.Biol. / Year: 1993 Title: Refined Structure of Escherichia Coli Heat-Labile Enterotoxin, a Close Relative of Cholera Toxin Authors: Sixma, T.K. / Kalk, K.H. / Van Zanten, B.A.M. / Dauter, Z. / Kingma, J. / Witholt, B. / Hol, W.G.J. #2: Journal: Nature / Year: 1991 Title: Crystal Structure of a Cholera Toxin-Related Heat-Labile Enterotoxin from E. Coli Authors: Sixma, T.K. / Pronk, S.E. / Kalk, K.H. / Wartna, E.S. / Van Zanten, B.A.M. / Witholt, B. / Hol, W.G.J. #3: Journal: Mol.Microbiol. / Year: 1994 Title: Probing the Structure-Activity Relationship of Escherichia Coli Lt-A by Site-Directed Mutagenesis Authors: Pizza, M. / Domenighini, M. / Hol, W. / Giannelli, V. / Fontana, M.R. / Giuliani, M.M. / Magagnoli, C. / Peppoloni, S. / Manetti, R. / Rappuoli, R. | ||||||
History |
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Remark 700 | SHEET IN THE PENTAMER THE BETA SHEETS FROM ADJACENT MONOMERS COMBINE TO FORM A CONTINUOUS SIX- ...SHEET IN THE PENTAMER THE BETA SHEETS FROM ADJACENT MONOMERS COMBINE TO FORM A CONTINUOUS SIX-STRANDED ANTI-PARALLEL SHEET ACROSS EACH MONOMER-MONOMER INTERFACE. |
-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1htl.cif.gz | 156 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1htl.ent.gz | 125.2 KB | Display | PDB format |
PDBx/mmJSON format | 1htl.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1htl_validation.pdf.gz | 457.8 KB | Display | wwPDB validaton report |
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Full document | 1htl_full_validation.pdf.gz | 473.7 KB | Display | |
Data in XML | 1htl_validation.xml.gz | 29.5 KB | Display | |
Data in CIF | 1htl_validation.cif.gz | 40.5 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ht/1htl ftp://data.pdbj.org/pub/pdb/validation_reports/ht/1htl | HTTPS FTP |
-Related structure data
Similar structure data |
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-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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Atom site foot note | 1: CIS PROLINE - PRO D 93 / 2: CIS PROLINE - PRO E 93 / 3: CIS PROLINE - PRO F 93 / 4: CIS PROLINE - PRO G 93 / 5: CIS PROLINE - PRO H 93 / 6: CIS PROLINE - PRO A 178 | ||||||||
Details | ASYMMETRIC UNIT CONTAINS ONE AB5 TOXIN HEXAMER. THE A SUBUNIT CONTAINS TWO FRAGMENTS, CONVENTIONALLY REFERRED TO AS A1 AND A2, WHICH ARE LABELED AS CHAINS A AND C IN THIS COORDINATE SET. |
-Components
#1: Protein | Mass: 11807.539 Da / Num. of mol.: 5 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Escherichia coli (E. coli) / References: UniProt: P32890 #2: Protein | | Mass: 21959.148 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Escherichia coli (E. coli) / References: UniProt: P06717 #3: Protein/peptide | | Mass: 5940.504 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Escherichia coli (E. coli) / References: UniProt: P06717 #4: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION |
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-Sample preparation
Crystal | Density Matthews: 2.17 Å3/Da / Density % sol: 43.29 % | |||||||||||||||
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Crystal grow | *PLUS pH: 10.1 / Method: vapor diffusion, sitting drop | |||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Radiation | Scattering type: x-ray |
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Radiation wavelength | Relative weight: 1 |
Reflection | Num. obs: 19608 / % possible obs: 75 % / Observed criterion σ(I): 0 |
Reflection | *PLUS Highest resolution: 2.5 Å / Rmerge(I) obs: 0.113 |
-Processing
Software |
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Refinement | Resolution: 2.5→15 Å / σ(F): 1
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Displacement parameters | Biso mean: 21.7 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.5→15 Å
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Refine LS restraints |
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Refinement | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS |