2LBP

STRUCTURE OF THE L-LEUCINE-BINDING PROTEIN REFINED AT 2.4 ANGSTROMS RESOLUTION AND COMPARISON WITH THE LEU(SLASH)ILE(SLASH)VAL-BINDING PROTEIN STRUCTURE

X-RAY DIFFRACTION

---

Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2.39	48.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 68.8	α = 90
b = 69.34	β = 90
c = 74.28	γ = 90

Symmetry
Space Group	P 21 21 21

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		2.4	10	13797			0.213

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
p_planar_tor	9.2
p_scangle_it	1.896
p_scbond_it	1.203
p_mcangle_it	1.152
p_mcbond_it	0.662
p_multtor_nbd	0.326
p_xhyhbond_nbd	0.289
p_chiral_restr	0.235
p_singtor_nbd	0.23
p_planar_d	0.067
p_angle_d	0.045
p_bond_d	0.019
p_plane_restr	0.014
p_angle_deg
p_hb_or_metal_coord
p_xyhbond_nbd
p_staggered_tor
p_orthonormal_tor
p_transverse_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2600
Nucleic Acid Atoms
Solvent Atoms	91
Heterogen Atoms

Software

Software
Software Name	Purpose
PROLSQ	refinement