1A8U

CHLOROPEROXIDASE T/BENZOATE COMPLEX

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.8		1.8 M AMMONIUM SULFATE PH 7.8., SMALL AMOUNTS OF SOLID SODIUM BENZOATE

Crystal Properties
Matthews coefficient	Solvent content
2.65	56.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 124.87	α = 90
b = 124.87	β = 90
c = 124.87	γ = 90

Symmetry
Space Group	P 21 3

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	90	IMAGE PLATE	MARRESEARCH	MIRROR	1997-01-26	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MPG/DESY, HAMBURG BEAMLINE BW6		MPG/DESY, HAMBURG	BW6

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	1.75	28	98.9	0.076	20	4.7		84499			13.49

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)
	1.6	1.67	97.9		0.18	9	4

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1A7U	1.6	90	84499	4229	98.9	0.149	0.152	0.171	RANDOM	13.25

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
p_transverse_tor	30.4
p_staggered_tor	11.9
p_planar_tor	4.1
p_scbond_it	1.69
p_mcangle_it	1.57
p_scangle_it	1.42
p_mcbond_it	1.07
p_multtor_nbd	0.25
p_singtor_nbd	0.169
p_chiral_restr	0.131
p_xyhbond_nbd	0.093
p_planar_d	0.031
p_angle_d	0.026
p_plane_restr	0.022
p_bond_d	0.012
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4290
Nucleic Acid Atoms
Solvent Atoms	671
Heterogen Atoms	25

Software

Software
Software Name	Purpose
CCP4	model building
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
CCP4	phasing