2R36 | pdb_00002r36

Crystal structure of ni human ARG-insulin

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1OS4

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.7	293	Sodium Citrate, Ammonium Sulphate, Nickel Chloride, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.38	48.29

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 83.953	α = 90
b = 83.953	β = 90
c = 40.222	γ = 120

Symmetry
Space Group	H 3

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	298	IMAGE PLATE	MAR scanner 345 mm plate		2007-03-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU300	1.5418

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	50	96.8	0.08	5	2.6	6805	6805

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	2.07	83		0.46	1	2.3	571

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-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1OS4	2	35.2	6151	640	94.97	0.22464	0.22148	0.3027	0.25545	0.3072	RANDOM	36.599

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]
0.01	0.01		0.01		-0.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.216
r_dihedral_angle_4_deg	24.27
r_dihedral_angle_3_deg	24.2
r_dihedral_angle_1_deg	11.563
r_scangle_it	9.305
r_scbond_it	7.575
r_mcangle_it	4.916
r_mcbond_it	3.593
r_angle_refined_deg	3.014
r_symmetry_hbond_refined	0.667
r_chiral_restr	0.383
r_symmetry_vdw_refined	0.382
r_nbd_refined	0.325
r_nbtor_refined	0.323
r_xyhbond_nbd_refined	0.268
r_bond_refined_d	0.037
r_gen_planes_refined	0.016

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	840
Nucleic Acid Atoms
Solvent Atoms	35
Heterogen Atoms	6

Software

Software
Software Name	Purpose
REFMAC	refinement
AUTOMAR	data reduction
AMoRE	phasing