1B4D | pdb_00001b4d

AMIDOCARBAMATE INHIBITOR OF GLYCOGEN PHOSPHORYLASE

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1A8I	PDB ENTRY 1A8I

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.7	289	CO-CRYSTALLIZED COMPLEX WAS OBTAINED FROM 0.01 M BES, PH 6.7, 0.003 M DTT, 0.001 M SPERMINE, 0.0001 M SODIUM EDTA, 0.02 % SODIUM AZIDE AND 0.01 M AMIDOCARBAMATE AT 16 DEGREES C. JUST BEFORE DATA COLLECTION, THE CRYSTALS WERE TRANSFERRED TO A FRESH SOLUTION OF THE ABOVE BUFFER CONTAINING 30% GLYCEROL FOR 30-60 SEC., temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.38	48.26

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 126.68	α = 90
b = 126.68	β = 90
c = 115.35	γ = 90

Symmetry
Space Group	P 43 21 2

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	MAR scanner 180 mm plate		1995-10-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X11		EMBL/DESY, HAMBURG	X11

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	20	99.4	0.06	15.67	6.6		62995

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	2	2.07	99.6		0.219	6.2

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-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	OTHER	FREE R-FACTOR	PDB ENTRY 1A8I	2	20	62895	3967	99.4	0.182	0.182	0.229	RANDOM

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
x_dihedral_angle_d	23.4
x_angle_deg	1.4
x_improper_angle_d	0.75
x_bond_d	0.008
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	6542
Nucleic Acid Atoms
Solvent Atoms	820
Heterogen Atoms	57

Software

Software
Software Name	Purpose
CCP4	model building
X-PLOR	refinement
DENZO	data reduction
SCALEPACK	data scaling
CCP4	phasing