3VY7

Crystal structure of human pancreatic secretory protein ZG16p with O-(alpha-D-mannosyl)-L-serine

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	293	0.09M MES (pH 6.5), 0.09M sodium phosphate, 0.09M potassium phosphate, 1.8M sodium chloride , VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.36

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 58.8	α = 90
b = 73	β = 90
c = 30.3	γ = 90

Symmetry
Space Group	P 21 21 2

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	ADSC QUANTUM 210		2011-02-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-5A	1.00000	Photon Factory	BL-5A

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	2.1	50	99.9	0.134	14.5	6.9		8123

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	2.1	2.14	100		0.509	3.6	6.9

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	3apa	2.14	45.79	7269	352	99.65	0.18838	0.18612	0.23477	RANDOM	20.355

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]
-1.21			-0.65		1.87

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.145
r_dihedral_angle_4_deg	18.964
r_dihedral_angle_3_deg	12.439
r_dihedral_angle_1_deg	6.317
r_scangle_it	1.728
r_scbond_it	1.171
r_angle_refined_deg	1.066
r_mcangle_it	0.878
r_mcbond_it	0.5
r_nbtor_refined	0.304
r_nbd_refined	0.189
r_symmetry_vdw_refined	0.139
r_xyhbond_nbd_refined	0.134
r_symmetry_hbond_refined	0.111
r_chiral_restr	0.07
r_bond_refined_d	0.008
r_gen_planes_refined	0.003
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1084
Nucleic Acid Atoms
Solvent Atoms	114
Heterogen Atoms	20

Software

Software
Software Name	Purpose
HKL-2000	data collection
MOLREP	phasing
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling