2A10

carboxysome shell protein ccmK4

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.7	293	25% ethylene glycol, 20 mM Tris, 100mM NaCl, 10 mM EDTA, 5mM DTT, pH 7.7, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.73	54.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.758	α = 90
b = 87	β = 90
c = 96.512	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	ADSC QUANTUM 315		2003-07-14	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2	0.9795,0.979,0.9718	ALS	8.2.2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.8	98.22	99.4	0.083	25	12.5	66043	66043			40.8

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	1.8	1.86	100		0.428			6529

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	1.803	64.55	61952	61952	3340	98.22	0.19436	0.19436	0.1926	0.22708	RANDOM	23.132

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]
-0.06			-0.62		0.68

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.405
r_dihedral_angle_4_deg	20.154
r_dihedral_angle_3_deg	14.458
r_dihedral_angle_1_deg	5.374
r_scangle_it	2.778
r_scbond_it	1.731
r_angle_refined_deg	1.241
r_angle_other_deg	1.146
r_mcangle_it	0.961
r_mcbond_it	0.692
r_symmetry_vdw_other	0.291
r_nbd_refined	0.197
r_nbd_other	0.177
r_nbtor_refined	0.163
r_mcbond_other	0.162
r_symmetry_hbond_refined	0.141
r_xyhbond_nbd_refined	0.117
r_symmetry_vdw_refined	0.104
r_nbtor_other	0.084
r_chiral_restr	0.081
r_bond_refined_d	0.011
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4632
Nucleic Acid Atoms
Solvent Atoms	306
Heterogen Atoms

Software

Software
Software Name	Purpose
Blu-Ice	data collection
SCALEPACK	data scaling
MLPHARE	phasing
REFMAC	refinement