1SI6

Crystal structure of cimex nitrophorin complex with CO

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.6	298	PEG 4000, Li2SO4, ethanol, pH 8.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.09	41.28

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.155	α = 90
b = 41.566	β = 95.48
c = 65.388	γ = 90

Symmetry
Space Group	P 1 21 1

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 4	bent Si-mirror	2003-12-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 14-BM-C	0.9	APS	14-BM-C

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	1.45	15	96.7	0.073	10.4	3.7	44739	44739			18.8

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)
	1.45	1.5	99.9		0.27	1.6	3.7	4654

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	FOURIER SYNTHESIS	THROUGHOUT	PDB entry 1NTF	1.45	15	42465	42465	2277	95.53	0.20551	0.20286	0.25687	RANDOM	25.303

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]
-0.09		-1.49	-0.04		-0.16

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.824
r_sphericity_free	6.382
r_scangle_it	4.507
r_sphericity_bonded	3.851
r_scbond_it	3.126
r_mcangle_it	2.537
r_angle_refined_deg	1.795
r_rigid_bond_restr	1.795
r_mcbond_it	1.729
r_angle_other_deg	0.922
r_nbd_refined	0.289
r_nbd_other	0.25
r_symmetry_vdw_other	0.229
r_symmetry_hbond_refined	0.164
r_xyhbond_nbd_refined	0.159
r_chiral_restr	0.12
r_symmetry_vdw_refined	0.114
r_nbtor_other	0.086
r_bond_refined_d	0.02
r_gen_planes_refined	0.009
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2247
Nucleic Acid Atoms
Solvent Atoms	199
Heterogen Atoms	45

Software

Software
Software Name	Purpose
REFMAC	refinement
XDISPLAYF	data reduction
d*TREK	data scaling