7WBA

Crystal structure of Bovine Pancreatic Trypsin in complex with Tryptamine at Room Temperature

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1S0R

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	293	100mM Tris-HCl, 30% (w/v) PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
2.29	46.34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.61	α = 90
b = 58.14	β = 90
c = 67.36	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	293	PIXEL	DECTRIS EIGER X 4M		2021-06-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL26B1	1.000	SPring-8	BL26B1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Rrim I (All)	CC (Half)	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	1.45	50	99.2	0.145	0.992	9.22	3.78		37261			13.7

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.45	1.54	96.4		1.331	0.501	2.14	3.81

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	1S0R	1.45	44.01	35353	1879	96.19	0.13665	0.13468	0.17347	RANDOM	15.683

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]
-1.49			2.23		-0.74

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.608
r_dihedral_angle_4_deg	22.901
r_dihedral_angle_3_deg	13.114
r_dihedral_angle_1_deg	7.107
r_rigid_bond_restr	5.081
r_scangle_other	4.503
r_long_range_B_refined	3.944
r_long_range_B_other	3.93
r_scbond_it	3.848
r_scbond_other	3.847
r_mcangle_it	2.54
r_mcangle_other	2.538
r_mcbond_it	2.184
r_mcbond_other	2.182
r_angle_refined_deg	1.817
r_angle_other_deg	1.605
r_chiral_restr	0.099
r_bond_refined_d	0.016
r_gen_planes_refined	0.01
r_bond_other_d	0.002
r_gen_planes_other	0.002
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_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1629
Nucleic Acid Atoms
Solvent Atoms	118
Heterogen Atoms	17

Software

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