Experiment: 1BFF

THE 154 AMINO ACID FORM OF HUMAN BASIC FIBROBLAST GROWTH FACTOR

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4FGF	PDB ENTRY 4FGF

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5		THE PROTEIN WAS CRYSTALLIZED FROM 30-40 % PEG1000 AND 0.2-0.3 % 2-MERCAPTOETHANOL BY THE HANGING DROP VAPOR DIFFUSION METHOD., pH 7.5, vapor diffusion - hanging drop

Crystal Properties
Matthews coefficient	Solvent content
1.9	35

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 30.8	α = 64.1
b = 33.3	β = 73
c = 36.5	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	293	AREA DETECTOR	XUONG-HAMLIN MULTIWIRE		1991-07-10	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH2R

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	2	20	84	0.047	9.3	2.2		7035			22

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)
	2	2.1	46		0.201	2.1	1.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION	DIFFERENCE FOURIER	PDB ENTRY 4FGF	2	20	7035		84	0.19	0.1842

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_dihedral_angle_d	23.6
t_angle_deg	2.7
t_it	2
t_nbd	0.022
t_bond_d	0.02
t_gen_planes	0.018
t_trig_c_planes	0.014
t_incorr_chiral_ct
t_pseud_angle

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1039
Nucleic Acid Atoms
Solvent Atoms	67
Heterogen Atoms	9

Software

Software
Software Name	Purpose
TNT	refinement
XUONG-HAMLIN	data reduction
XUONG-HAMLIN	data scaling
TNT	phasing