1FGA | pdb_00001fga

REFINEMENT OF THE STRUCTURE OF HUMAN BASIC FIBROBLAST GROWTH FACTOR AT 1.6 ANGSTROMS RESOLUTION AND ANALYSIS OF PRESUMED HEPARIN BINDING SITES BY SELENATE SUBSTITUTION

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
1.82	32.48

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 30.8	α = 58.8
b = 33.5	β = 72.4
c = 35.8	γ = 76.1

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	298	AREA DETECTOR	AREA DETECTOR	Xuong-Hamlin		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	rotating-anode X-ray tube	RIGAKU RU200

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION		2.2	20			0.138		0.141

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
t_angle_deg	3.2
t_bond_d	0.018

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1002
Nucleic Acid Atoms
Solvent Atoms	73
Heterogen Atoms	10

Software

Software
Software Name	Purpose
TNT	refinement
Xengen (HOWARD, NIELSEN, XUONG)	data scaling