4NYQ

In-vivo crystallisation (midguts of a viviparous cockroach) and structure at 1.2 A resolution of a glycosylated, lipid-binding, lipocalin-like protein

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4NYR

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	In-vivo crystallization	6	300	Spontaneous crystallization inside the midguts of a living viviparous cockroach, pH 6.0, In-vivo crystallization, temperature 300K

Crystal Properties
Matthews coefficient	Solvent content
2.15	42.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 32.333	α = 99.07
b = 33.28	β = 100.17
c = 40.136	γ = 103.7

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	70	CCD	MAR CCD 130 mm		2005-05-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA	0.8349	SLS	X06SA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.2	27.45	95.6			46801	46801

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.2	1.23	93.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	4NYR	1.2	27.45	46801	44442	2334	95.55	0.14562	0.1433	0.19191	RANDOM	19.505

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]
-0.49	-0.33	0.09	0.05	-0.3	0.48

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	73.607
r_dihedral_angle_2_deg	33.604
r_dihedral_angle_4_deg	22.504
r_sphericity_bonded	20.944
r_dihedral_angle_3_deg	11.594
r_long_range_B_refined	9.022
r_long_range_B_other	7.435
r_dihedral_angle_1_deg	6.895
r_scangle_other	5.298
r_scbond_it	4.371
r_scbond_other	4.37
r_rigid_bond_restr	3.074
r_mcangle_other	2.53
r_mcangle_it	2.508
r_mcbond_it	1.911
r_mcbond_other	1.872
r_angle_refined_deg	1.74
r_angle_other_deg	0.957
r_chiral_restr	0.127
r_bond_refined_d	0.013
r_gen_planes_refined	0.009
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1248
Nucleic Acid Atoms
Solvent Atoms	214
Heterogen Atoms	133

Software

Software
Software Name	Purpose
SOLVE	phasing
REFMAC	refinement
d*TREK	data reduction
d*TREK	data scaling