2CI1

Crystal Structure of dimethylarginine dimethylaminohydrolase I in complex with S-nitroso-Lhomocysteine


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1H70PDB ENTRY 1H70

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15100 MM CITRIC ACID/NAOH, 20-40% PEG 8000, 2 MM TCEP, PH 5.0
Crystal Properties
Matthews coefficientSolvent content
1.8633.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 40.664α = 90
b = 79.91β = 108.58
c = 44.894γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH2004-07-17MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X06SASLSX06SA

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.084098.60.0815.73.651140122
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.081.12960.344.1

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUEPDB ENTRY 1H701.0820112848112697.40.11180.1413RANDOM
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
4720922611
RMS Deviations
KeyRefinement Restraint Deviation
s_approx_iso_adps0.104
s_non_zero_chiral_vol0.093
s_zero_chiral_vol0.088
s_similar_adp_cmpnt0.051
s_anti_bump_dis_restr0.038
s_angle_d0.034
s_from_restr_planes0.0304
s_bond_d0.015
s_rigid_bond_adp_cmpnt0.005
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2150
Nucleic Acid Atoms
Solvent Atoms471
Heterogen Atoms13

Software

Software
Software NamePurpose
SHELXL-97refinement
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing