[English] 日本語

- PDB-1ibt: STRUCTURE OF THE D53,54N MUTANT OF HISTIDINE DECARBOXYLASE AT-170 C -
+
Open data
-
Basic information
Entry | Database: PDB / ID: 1ibt | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Title | STRUCTURE OF THE D53,54N MUTANT OF HISTIDINE DECARBOXYLASE AT-170 C | |||||||||
![]() |
| |||||||||
![]() | LYASE / HELIX DISORDER / LESS ACTIVE FORM / SITE-DIRECTED MUTANT / PYRUVOYL / CARBOXY-LYASE | |||||||||
Function / homology | ![]() histidine decarboxylase / histidine decarboxylase activity / L-histidine metabolic process Similarity search - Function | |||||||||
Biological species | ![]() | |||||||||
Method | ![]() ![]() | |||||||||
![]() | Worley, S. / Schelp, E. / Monzingo, A.F. / Ernst, S. / Robertus, J.D. | |||||||||
![]() | ![]() Title: Structure and cooperativity of a T-state mutant of histidine decarboxylase from Lactobacillus 30a. Authors: Worley, S. / Schelp, E. / Monzingo, A.F. / Ernst, S. / Robertus, J.D. | |||||||||
History |
|
-
Structure visualization
Structure viewer | Molecule: ![]() ![]() |
---|
-
Downloads & links
-
Download
PDBx/mmCIF format | ![]() | 187.7 KB | Display | ![]() |
---|---|---|---|---|
PDB format | ![]() | 150.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
---|
-Related structure data
Related structure data | ![]() 1ibuC ![]() 1ibvC ![]() 1ibwC ![]() 1pyaS S: Starting model for refinement C: citing same article ( |
---|---|
Similar structure data |
-
Links
-
Assembly
Deposited unit | ![]()
| ||||||||
---|---|---|---|---|---|---|---|---|---|
1 | ![]()
| ||||||||
2 |
| ||||||||
Unit cell |
| ||||||||
Details | The biological assembly is a hexamer generated by applying a crystallographic two-fold to the trimer in the asymmetric unit: -x, y, -z + 1/2 |
-
Components
#1: Protein | Mass: 8848.862 Da / Num. of mol.: 3 / Fragment: BETA CHAIN (RESIDUES 1-81) / Mutation: D53N, D54N Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #2: Protein | Mass: 25285.375 Da / Num. of mol.: 3 / Fragment: ALPHA CHAIN (RESIDUES 82-310) Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #3: Water | ChemComp-HOH / | Has protein modification | Y | |
---|
-Experimental details
-Experiment
Experiment | Method: ![]() |
---|
-
Sample preparation
Crystal | Density Matthews: 2.74 Å3/Da / Density % sol: 55.11 % | ||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 4.6 Details: PEG 400, PEG 4000, sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K | ||||||||||||||||||||||||||||||
Crystal grow | *PLUS | ||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
|
-Data collection
Diffraction | Mean temperature: 103 K |
---|---|
Diffraction source | Source: ![]() |
Detector | Type: RIGAKU RAXIS IV / Detector: IMAGE PLATE / Date: Mar 1, 1999 |
Radiation | Monochromator: DOUBLE FOCUSSING MIRRORS (NI & PT) + NI FILTER Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.58→100 Å / Num. all: 34308 / Num. obs: 34308 / % possible obs: 97 % / Observed criterion σ(I): 0 / Redundancy: 2.7 % / Biso Wilson estimate: 57.2 Å2 / Rmerge(I) obs: 0.089 / Net I/σ(I): 14.1 |
Reflection shell | Resolution: 2.58→2.67 Å / Redundancy: 2.6 % / Rmerge(I) obs: 0.389 / % possible all: 90.5 |
Reflection | *PLUS Highest resolution: 2.6 Å / Lowest resolution: 100 Å / Redundancy: 2.7 % |
Reflection shell | *PLUS Mean I/σ(I) obs: 2.4 |
-
Processing
Software |
| ||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1PYA Resolution: 2.6→20 Å / Cross valid method: THROUGHOUT / σ(F): 3 / Stereochemistry target values: ENGH & HUBER
| ||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.6→20 Å
| ||||||||||||||||||||
Refine LS restraints |
| ||||||||||||||||||||
Refinement | *PLUS Lowest resolution: 20 Å / σ(F): 3 / Rfactor Rfree: 0.317 | ||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||
Displacement parameters | *PLUS |