1GMG | pdb_00001gmg

ALANINE 31 PROLINE MUTANT OF ROP PROTEIN, MONOCLINIC FORM

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1RPO	POLY-ALANINE MODEL OF ONE HELIX (RESIDUES 4-29) FROM PDB ENTRY 1RPO

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		4.8		37% (V/V) ETHANOL, 450 MM NACL, 50 MM CITRATE BUFFER PH4.8, 1MM EDTA, USING THE DIALYSIS METHOD., pH 4.80

Crystal Properties
Matthews coefficient	Solvent content
2.13	41.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 94.39	α = 90
b = 24.25	β = 130.4
c = 64.53	γ = 90

Symmetry
Space Group	C 1 2 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	IMAGE PLATE	MARRESEARCH	YALE MIRRORS	1999-11-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU300

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	1.9	36	96.4	0.075	12.4	8.2		8771			39.6

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)
1	1.9	1.97	91.6		0.291	4.1	4.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation 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)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	POLY-ALANINE MODEL OF ONE HELIX (RESIDUES 4-29) FROM PDB ENTRY 1RPO	1.9	36	8771	489	96.4	0.187	0.187	0.19	0.232	RANDOM	41.16

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]
2.7123			1.7505		-4.4628

RMS Deviations
Key	Refinement Restraint Deviation
x_scbond_it	7.957
x_mcbond_it	3.031
x_angle_deg	0.864
x_bond_d	0.005
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
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcangle_it
x_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	851
Nucleic Acid Atoms
Solvent Atoms	92
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
Queen of Spades	phasing
X-PLOR	phasing
X-PLOR	refinement