2QME

Crystal structure of human RAC3 in complex with CRIB domain of human p21-activated kinase 1 (PAK1)

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	293	0.1 M Tris-HCl pH 8.5, 2 M (NH4)2S04, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.23	44.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.226	α = 90
b = 53.48	β = 93.45
c = 47.682	γ = 90

Symmetry
Space Group	C 1 2 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	IMAGE PLATE	RIGAKU RAXIS HTC		2007-01-31	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU FR-E+ SUPERBRIGHT	1.54180

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	1.75	47.62	99.9	0.053	0.053	27.1	7.2	21448	21448			20

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.75	1.84	99.6		0.343	0.343	4	7

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 2G0N	1.75	47.62	20345	20345	1100	99.88	0.15114	0.15114	0.14893	0.19177	RANDOM	22.09

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]
-0.15		0.02	0.59		-0.43

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.215
r_dihedral_angle_3_deg	11.612
r_dihedral_angle_4_deg	11.228
r_scangle_it	7.435
r_scbond_it	6.175
r_dihedral_angle_1_deg	5.917
r_mcangle_it	4.295
r_mcbond_it	3.517
r_angle_refined_deg	1.47
r_mcbond_other	1.286
r_angle_other_deg	0.884
r_symmetry_vdw_other	0.258
r_nbd_refined	0.202
r_nbd_other	0.202
r_nbtor_refined	0.181
r_symmetry_vdw_refined	0.171
r_xyhbond_nbd_refined	0.168
r_symmetry_hbond_refined	0.135
r_chiral_restr	0.088
r_nbtor_other	0.085
r_metal_ion_refined	0.021
r_bond_refined_d	0.013
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1560
Nucleic Acid Atoms
Solvent Atoms	238
Heterogen Atoms	45

Software

Software
Software Name	Purpose
REFMAC	refinement
CrystalClear	data collection
MOSFLM	data reduction
SCALA	data scaling
PHASER	phasing