4ZK0

Psoriasis pathogenesis - Pso p27 constitute a compact structure forming large aggregates. High pH structure

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2ZV6

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	298	22% PEGMME 5K, 0.1 M Bicine pH 8.5, 0.06 M Zn acetate, 4.5% Hexanediol

Crystal Properties
Matthews coefficient	Solvent content
2.8	57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.808	α = 90
b = 68.273	β = 90
c = 105.773	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	PIXEL	PSI PILATUS 6M		2014-05-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-2	0.87260	ESRF	ID23-2

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	2.15	57.36	100	0.079	15.9	6.4	20716	20716			29.45

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	2.15	2.22	100		0.47	3.3	6.5

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	2ZV6	2.15	57.36	19608	1059	99.97	0.17741	0.17441	0.23435	RANDOM	33.403

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]
1.83			-0.48		-1.35

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.587
r_dihedral_angle_4_deg	20.206
r_dihedral_angle_3_deg	16.9
r_long_range_B_refined	7.151
r_long_range_B_other	7.139
r_dihedral_angle_1_deg	6.511
r_scangle_other	5.607
r_scbond_it	3.673
r_scbond_other	3.669
r_mcangle_other	3.567
r_mcangle_it	3.566
r_mcbond_it	2.501
r_mcbond_other	2.499
r_angle_refined_deg	1.706
r_angle_other_deg	0.831
r_chiral_restr	0.102
r_bond_refined_d	0.015
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2979
Nucleic Acid Atoms
Solvent Atoms	111
Heterogen Atoms	2

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XDS	data scaling
MOLREP	phasing