1SPU

STRUCTURE OF OXIDOREDUCTASE

X-RAY DIFFRACTION

---

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.2		1.4M SODIUM CITRATE, 0.1M HEPES BUFFER, PH 7.2 PROTEIN SOLUTION CONCENTRATION 6.5 MG/ML INHIBITOR SOAKING SOLUTION 0.375MM 2-HYDRAZINOPYRIDINE MADE UP IN 1.4M SODIUM CITRATE, 0.1M HEPES BUFFER, PH 7.2. CRYSTAL SOAKED FOR 30 DAYS. CRYOPROTECTANT 20% GLYCEROL, 1.44M SODIUM CITRATE BUFFER, PH 6.4

Crystal Properties
Matthews coefficient	Solvent content
2.73	54.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 134.46	α = 90
b = 166.07	β = 90
c = 79.41	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	IMAGE PLATE	MARRESEARCH	MIRRORS	1996-03-15	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX9.6		SRS	PX9.6

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	83.7	0.057	8.7	2.6		100550			24.21

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)
	2	2.05	72.9		0.22	3.3	2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	LEAST SQUARES REFINEMENT	PDB ENTRY 1OAC	2	20	100550		83.7	0.206		27.62

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	24.102
p_staggered_tor	17.671
p_scangle_it	10.129
p_scbond_it	7.582
p_mcangle_it	6.625
p_mcbond_it	5.137
p_planar_tor	2.37
p_multtor_nbd	0.213
p_xyhbond_nbd	0.194
p_singtor_nbd	0.185
p_chiral_restr	0.11
p_planar_d	0.048
p_angle_d	0.035
p_hb_or_metal_coord	0.03
p_bond_d	0.01
p_plane_restr	0.01
p_angle_deg
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	11319
Nucleic Acid Atoms
Solvent Atoms	1064
Heterogen Atoms	48

Software

Software
Software Name	Purpose
CCP4	model building
PROLSQ	refinement
MOSFLM	data reduction
CCP4	data scaling
CCP4	phasing