1PSZ | pdb_00001psz

PNEUMOCOCCAL SURFACE ANTIGEN PSAA

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		CRYSTALS WERE GROWN BY MICRO OR MACROSEEDING IN HANGING DROPS. PROTEIN CONCENTRATION 18 MG/ML. PRECIPITANT 3.0 M K2HPO4/NAH2PO4 (PH 7.5) 0.1 M MES ( PH 6.5) 0.1 M GUHCL AT 18 DEGREES.

Crystal Properties
Matthews coefficient	Solvent content
2.05	40

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.024	α = 90
b = 66.517	β = 90
c = 69.838	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	108	IMAGE PLATE	RIGAKU RAXIS IV	MIRRORS	1997-06-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	MACSCIENCE M18X

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	99.5	0.11	12.4	3.7		19354

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	99		0.39	3.4	3.5

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-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIR	THROUGHOUT	2	8	19029	979	99.98	0.178	0.18	0.236	RANDOM	17.3

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	21.5
p_staggered_tor	18.8
p_planar_tor	3.8
p_scangle_it	2.505
p_mcangle_it	1.944
p_scbond_it	1.601
p_mcbond_it	1.26
p_multtor_nbd	0.253
p_singtor_nbd	0.179
p_xyhbond_nbd	0.126
p_chiral_restr	0.101
p_planar_d	0.029
p_angle_d	0.027
p_plane_restr	0.0215
p_bond_d	0.009
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	2276
Nucleic Acid Atoms
Solvent Atoms	225
Heterogen Atoms	1

Software

Software
Software Name	Purpose
SHARP	phasing
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling