2NUL | pdb_00002nul

PEPTIDYLPROLYL ISOMERASE FROM E. COLI

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1LOP	PDB ENTRY 1LOP (COORDS RECEIVED FROM AUTHORS IN ADVANCE OF DEPOSITION)

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.5		CRYSTALLIZED FROM 100 MM TRIS PH 8.5, 0.2 M SODIUM ACETATE, 30% PEG 3.4K

Crystal Properties
Matthews coefficient	Solvent content
2.14	42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.7	α = 90
b = 68.2	β = 90
c = 102	γ = 90

Symmetry
Space Group	C 2 2 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	291	IMAGE PLATE	RIGAKU		1996-06-17	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 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		91.3	0.057				9966

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2	2.5	91.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	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	MOLECULAR REPLACEMENT	PDB ENTRY 1LOP (COORDS RECEIVED FROM AUTHORS IN ADVANCE OF DEPOSITION)	2.1	6	8404		93.5	0.16	0.16	0.16		24.5

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]
4.0254			-7.5515		-7.5515

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	26.17
x_angle_deg	2.003
x_improper_angle_d	1.778
x_bond_d	0.02
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1217
Nucleic Acid Atoms
Solvent Atoms	89
Heterogen Atoms

Software

Software
Software Name	Purpose
X-PLOR	model building
X-PLOR	refinement
RIGAKU	data reduction
RIGAKU	data scaling
X-PLOR	phasing