Experiment: 1ALZ

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7		CRYSTALLIZED BY BATCH METHODS FROM A SATURATED SOLUTION OF GRAMICIDIN D IN ETHANOL., PH 7.0, BATCH METHOD

Crystal Properties
Matthews coefficient	Solvent content
1.76	30

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 31.595	α = 90
b = 32.369	β = 90
c = 24.219	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	120	AREA DETECTOR	SIEMENS	COLLIMATOR	1987-01-22	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SEALED TUBE	OTHER

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	0.86	100	99.9	0.043	0.043	5.1	1.1		21454		-3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	0.86	0.9	93.6		0.043	0.043	1.2	1.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	DIRECT METHODS, FOURIER RECYCLING	FREE R-VALUE	0.86	100	21454	1033	99.2	0.162	0.162		0.185	5% OF REFLECTIONS IN THIN RESOLUTION SHELLS.

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]

Coordinate Error
Structure Solution Method	Refinement High Resolution	Refinement Low Resolution
5	365.06	312.16

RMS Deviations
Key	Refinement Restraint Deviation
s_from_restr_planes	0.339
s_zero_chiral_vol	0.114
s_non_zero_chiral_vol	0.113
s_approx_iso_adps	0.036
s_angle_d	0.032
s_similar_adp_cmpnt	0.03
s_bond_d	0.016
s_rigid_bond_adp_cmpnt	0.005
s_similar_dist
s_anti_bump_dis_restr

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	294
Nucleic Acid Atoms
Solvent Atoms	1
Heterogen Atoms	42

Software

Software
Software Name	Purpose
SHELXL-97	model building
SHELXL-97	refinement
SIEMENS	data reduction
SIEMENS	data scaling
SHELXL-97	phasing

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.