1A2Q | pdb_00001a2q

SUBTILISIN BPN' MUTANT 7186

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6.5		CRYSTAL WERE GROWN BY VAPOR DIFFUSION OF 10 MG/ML PROTEIN IN 50 MM MES PH 6.5, 25 MM CACL2 AGAINST 55% ACETONE., vapor diffusion

Crystal Properties
Matthews coefficient	Solvent content
2.02	39.25

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 41.64	α = 90
b = 79.45	β = 114.53
c = 37.26	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	290	AREA DETECTOR	SIEMENS	COLLIMATOR	1987-01-31	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ELLIOTT GX-21

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	1.75						14470

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION	DIFFERENCE MAP	1.8	10	2	14470	13002			0.145

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]

RMS Deviations
Key	Refinement Restraint Deviation
p_transverse_tor	31.5
p_special_tor	13.2
p_staggered_tor	11.8
p_planar_tor	3.4
p_scangle_it	2.019
p_scbond_it	1.309
p_mcangle_it	1.087
p_mcbond_it	0.646
p_chiral_restr	0.191
p_singtor_nbd	0.16

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1937
Nucleic Acid Atoms
Solvent Atoms	200
Heterogen Atoms	10

Software

Software
Software Name	Purpose
XENGEN	data collection
XENGEN	data reduction
PROLSQ/PROFFT	model building
PROFFT	refinement
PROLSQ	refinement
XENGEN	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.