Experiment: 2HNV

Crystal Structure of a Dipeptide Complex of the Q58V Mutant of Bovine Neurophysin-I

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2HNU	PDB ENTRY 2HNU

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4	293	0.2 M calcium chloride dihydrate, 0.1 M sodium acetate trihydrate, 22% v/v isopropanol, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.65	53.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 110.904	α = 90
b = 110.904	β = 90
c = 126.682	γ = 120

Symmetry
Space Group	P 62 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	RIGAKU RAXIS IV	VariMax-HR	2005-01-01		SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE		1.541

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.5	38.66	99.6	0.074	15.8	8.2		17407

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.5	2.59	100		0.678		6.8	1710

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION		THROUGHOUT	PDB ENTRY 2HNU	2.5	22.04	15132	736	91.9	0.218	0.2166	0.282	0.2766	RANDOM	56.9

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]
8.44	8.41		8.44		-16.89

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	24.9
c_scangle_it	12.27
c_mcangle_it	8.62
c_scbond_it	8.46
c_mcbond_it	5.35
c_angle_deg	1.5
c_improper_angle_d	1.08
c_bond_d	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2900
Nucleic Acid Atoms
Solvent Atoms	29
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
CNS	refinement
PDB_EXTRACT	data extraction