Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

1QRA

STRUCTURE OF P21RAS IN COMPLEX WITH GTP AT 100 K

Experimental procedure
Experimental methodSINGLE WAVELENGTH
Source typeROTATING ANODE
Source detailsSIEMENS
Temperature [K]100
Detector technologyAREA DETECTOR
Collection date1997-03-01
DetectorSIEMENS HI-STAR
Spacegroup nameP 32 2 1
Unit cell lengths39.567, 39.567, 159.255
Unit cell angles90.00, 90.00, 120.00
Refinement procedure
Resolution10.000 - 1.600
R-factor0.168
Rwork0.168
R-free0.22800
Structure solution methodMOLECULAR REPLACEMENT
Starting model (for MR)5p21
RMSD bond length0.009
RMSD bond angle0.027
Data scaling softwareXDS
Phasing softwareX-PLOR
Refinement softwareSHELXL-97
Data quality characteristics
 OverallOuter shell
Low resolution limit [Å]50.0001.700
High resolution limit [Å]1.6001.600
Rmerge0.0690.217
Number of reflections196885
<I/σ(I)>30.75
Completeness [%]99.858.8
Redundancy9.11.9
Crystallization Conditions
crystal IDmethodpHtemperaturedetails
1Batch method

*

7.64

*

PROTEIN WAS CRYSTALLIZED FROM 26 % PEG 400, 10MM MGCL 264MM TRIS/HCL, PH 7.6, MICRODIALYSIS, temperature 293K
Crystallization Reagents in Literatures
IDcrystal IDsolutionreagent nameconcentration (unit)details
111protein12.5-15 (mg/ml)
211Tris-HCl64 (mM)
31110 (mM)
411dithiothreitol10 (mM)
511PEG40028 (%(v/v))

237735

PDB entries from 2025-06-18

PDB statisticsPDBj update infoContact PDBjnumon