1XNF

Crystal structure of E.coli TPR-protein NlpI

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	295	HEPES, MgCl2, PEG400, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.82	56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 64.351	α = 90
b = 81.654	β = 90
c = 136.66	γ = 90

Symmetry
Space Group	P 21 21 21

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	CUSTOM-MADE		2003-11-18	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X12C	0.9785, 0.9795, 0.9500	NSLS	X12C

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	1.98	40		0.049	40.4	5.5	91502	48199

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	1.98	2.1	83.6		0.355	4.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	MAD	THROUGHOUT	1.98	39.84	45781	45781	2418	94.64	0.17122	0.16937	0.20577	RANDOM	20.004

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]
2.65			-0.65		-1.99

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	5.284
r_scangle_it	5.212
r_scbond_it	3.519
r_mcangle_it	2.109
r_angle_refined_deg	1.854
r_mcbond_it	1.174
r_angle_other_deg	1.075
r_symmetry_vdw_refined	0.675
r_symmetry_hbond_refined	0.639
r_symmetry_vdw_other	0.456
r_nbd_other	0.253
r_nbd_refined	0.234
r_xyhbond_nbd_refined	0.195
r_chiral_restr	0.191
r_nbtor_other	0.093
r_bond_refined_d	0.023
r_gen_planes_refined	0.01
r_gen_planes_other	0.006
r_bond_other_d	0.002
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4155
Nucleic Acid Atoms
Solvent Atoms	436
Heterogen Atoms	16

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
CCP4	data scaling
SOLVE	phasing