1NNF

Crystal Structure Analysis of Haemophlius Influenzae Ferric-ion Binding Protein H9Q Mutant Form

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.2	293	PEG 5000, Tris HCl, pH 8.2, VAPOR DIFFUSION, SITTING DROP, temperature 293.0K

Crystal Properties
Matthews coefficient	Solvent content
1.74	28.77

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 105.101	α = 90
b = 75.344	β = 90
c = 33.503	γ = 90

Symmetry
Space Group	P 21 21 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	CCD	ADSC QUANTUM 4		2002-06-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.3	1.0	ALS	5.0.3

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.1	105.41					89423

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.1	1.14	36.1		0.199

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1D9V	1.1	105.41	89423	89423	4721	86.16	0.1594	0.15934	0.15823	0.1804	RANDOM	9.042

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]
-0.65			0.04		0.61

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	5.4
r_scangle_it	3.346
r_scbond_it	2.165
r_mcangle_it	1.506
r_angle_refined_deg	1.257
r_mcbond_it	0.938
r_angle_other_deg	0.901
r_symmetry_vdw_other	0.292
r_symmetry_vdw_refined	0.267
r_nbd_other	0.242
r_nbd_refined	0.207
r_xyhbond_nbd_refined	0.109
r_nbtor_other	0.087
r_symmetry_hbond_refined	0.081
r_chiral_restr	0.07
r_bond_refined_d	0.01
r_gen_planes_refined	0.006
r_gen_planes_other	0.005
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2342
Nucleic Acid Atoms
Solvent Atoms	359
Heterogen Atoms	21

Software

Software
Software Name	Purpose
HKL-2000	data collection
TRUNCATE	data reduction
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
CCP4	data scaling