2IKU

Crystal Structure of Human Renin Complexed with Inhibitors

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.5	298	10-20% PEG 3350, 50 mM sodium citrate pH 4.5, 0.6 M NaCl., VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
3.14	60.88

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 141.162	α = 90
b = 141.162	β = 90
c = 141.162	γ = 90

Symmetry
Space Group	P 21 3

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 210		2004-01-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-ID	1.00	APS	17-ID

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	2.6	50	98.7	0.125	7.7	4.2		28798

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)
1	2.6	2.69	99.9		0.539	2.08	4.4	2858

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2IKO	2.6	20	28689	1462	98.72	0.214	0.212	0.256	RANDOM	36.948

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.199
r_dihedral_angle_3_deg	16.537
r_dihedral_angle_4_deg	13.707
r_dihedral_angle_1_deg	7.017
r_scangle_it	1.788
r_angle_refined_deg	1.359
r_scbond_it	1.152
r_mcangle_it	0.836
r_angle_other_deg	0.834
r_mcbond_it	0.692
r_symmetry_vdw_other	0.25
r_symmetry_vdw_refined	0.203
r_nbd_refined	0.2
r_nbd_other	0.188
r_nbtor_refined	0.185
r_xyhbond_nbd_refined	0.148
r_symmetry_hbond_refined	0.097
r_mcbond_other	0.091
r_nbtor_other	0.086
r_chiral_restr	0.076
r_bond_refined_d	0.011
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5196
Nucleic Acid Atoms
Solvent Atoms	85
Heterogen Atoms	62

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
MOLREP	phasing