6HAS

Crystal Structure of the small subunit-like domain of Rubisco activase from Nostoc sp. (strain PCC 7120)

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6	277	22% PEG-3350, 50 mM MES-NaOH pH 6.0

Crystal Properties
Matthews coefficient	Solvent content
2.09	41.13

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.732	α = 90
b = 59.732	β = 90
c = 83.305	γ = 120

Symmetry
Space Group	P 61

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS3 2M		2014-11-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE MASSIF-1	0.96500	ESRF	MASSIF-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	1.38	43.95	99.6	0.065	0.072	0.03	0.998	12.5	5.1		34504

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.38	1.4	97.5		0.922	1.037	0.459	0.538		4.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	1.38	30	32721	1732	99.58	0.155	0.1532	0.1894	RANDOM	20.384

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]
0.27	0.13		0.27		-0.88

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.313
r_sphericity_free	19.426
r_dihedral_angle_4_deg	14.635
r_dihedral_angle_3_deg	10.986
r_sphericity_bonded	9.158
r_dihedral_angle_1_deg	5.268
r_rigid_bond_restr	2.956
r_angle_refined_deg	1.549
r_angle_other_deg	0.943
r_chiral_restr	0.084

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.313
r_sphericity_free	19.426
r_dihedral_angle_4_deg	14.635
r_dihedral_angle_3_deg	10.986
r_sphericity_bonded	9.158
r_dihedral_angle_1_deg	5.268
r_rigid_bond_restr	2.956
r_angle_refined_deg	1.549
r_angle_other_deg	0.943
r_chiral_restr	0.084
r_bond_refined_d	0.012
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	1396
Nucleic Acid Atoms
Solvent Atoms	203
Heterogen Atoms	1

Software

Software
Software Name	Purpose
XDS	data reduction
Aimless	data scaling
PHENIX	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.