1H5L | pdb_00001h5l

X-ray induced reduction of horseradish peroxidase C1A Compound III (89-100% dose)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		20% (W/V) PEG 4000, 0.2 M CALCIUM ACETATE, 0.1 M CACODYLATE BUFFER, PH 6.5

Crystal Properties
Matthews coefficient	Solvent content
2.27	45.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 40.318	α = 90
b = 67.392	β = 90
c = 117.467	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	MARRESEARCH	MIRRORS	1999-09-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM14		ESRF	BM14

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	1.6	38.1	86.9	0.086	8.8	2.44		37703			16.3

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	1.6	1.64	60.1		0.219	3.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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 (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	OTHER	THROUGHOUT	1.6	38.14	37695	1894	87.3	0.19	0.19	0.1854	0.219	0.2141	RANDOM	15.9

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]
-0.96			1.33		-0.37

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	21.3
c_scangle_it	2.22
c_scbond_it	1.62
c_mcangle_it	1.38
c_angle_deg	1.2
c_improper_angle_d	1.05
c_mcbond_it	0.96
c_bond_d	0.005
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2369
Nucleic Acid Atoms
Solvent Atoms	380
Heterogen Atoms	53

Software

Software
Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
CNS	phasing