2UUY

Structure of a tick tryptase inhibitor in complex with bovine trypsin

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				0.1 M BIS-TRIS, PH 6.5 0.2 M MGCL2 25% PEG3350 (W/V)

Crystal Properties
Matthews coefficient	Solvent content
1.48	36

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.949	α = 90
b = 67.69	β = 90
c = 69.068	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	CCD	MARRESEARCH			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM14		ESRF	BM14

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	1.15	30	98.4	0.07	15	6.9		77853

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	1.15	1.25	94		0.38	2.4	2.8

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-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.15	48.34	73793	3902	98.4	0.132	0.13	0.163	RANDOM	8.63

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]
-0.45			0.34		0.11

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.812
r_dihedral_angle_4_deg	18.613
r_dihedral_angle_3_deg	11.59
r_dihedral_angle_1_deg	6.506
r_scangle_it	3.663
r_scbond_it	2.726
r_mcangle_it	2.106
r_angle_refined_deg	1.556
r_mcbond_it	1.501
r_angle_other_deg	0.912
r_mcbond_other	0.653
r_metal_ion_refined	0.262
r_symmetry_vdw_other	0.235
r_nbd_refined	0.206
r_xyhbond_nbd_refined	0.197
r_nbd_other	0.19
r_symmetry_hbond_refined	0.186
r_nbtor_refined	0.182
r_symmetry_vdw_refined	0.18
r_chiral_restr	0.094
r_nbtor_other	0.091
r_bond_refined_d	0.013
r_gen_planes_refined	0.008
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2026
Nucleic Acid Atoms
Solvent Atoms	510
Heterogen Atoms	2

Software

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