1QFH

DIMERIZATION OF GELATION FACTOR FROM DICTYOSTELIUM DISCOIDEUM: CRYSTAL STRUCTURE OF ROD DOMAINS 5 AND 6

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.2		30% PEG 1000, 0.1M TRIS_HCL PH 7.2, 25% GLYCEROL

Crystal Properties
Matthews coefficient	Solvent content
3.1	40

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.448	α = 90
b = 103.15	β = 90
c = 124.361	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	IMAGE PLATE	MARRESEARCH		1997-06-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX9.6		SRS	PX9.6

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	2.2	26.23	98	0.048	8.8	2.9		82513			29.87

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)
	2.2	2.32	97.6		0.091	6.9	2.9

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	2.2	26.63	28503	1442	98	0.2192	0.2216	0.267	RANDOM	42.59

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_transverse_tor	14
p_staggered_tor	13.9
p_scangle_it	4.312
p_planar_tor	3.7
p_scbond_it	3.035
p_mcangle_it	2.494
p_mcbond_it	1.71
p_chiral_restr	0.128
p_xyhbond_nbd	0.061
p_planar_d	0.032
p_angle_d	0.019
p_bond_d	0.016
p_angle_deg
p_hb_or_metal_coord
p_plane_restr
p_singtor_nbd
p_multtor_nbd
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3100
Nucleic Acid Atoms
Solvent Atoms	237
Heterogen Atoms

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
SHARP	phasing
REFMAC	refinement
CCP4	data scaling