3H5G

Switching the Chirality of the Metal Environment Alters the Coordination Mode in Designed Peptides.

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2JGO

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6	293	30% PEG 200, 5% PEG 3000, pH 6.0, VAPOR DIFFUSION, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.15	42.82

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 76.723	α = 90
b = 29.237	β = 119.6
c = 44.385	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	93	CCD	MAR CCD		2008-03-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-F	0.97872	APS	21-ID-F

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	1.71	50	96.5	0.06	54.026	7.1	8646	9096

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	1.71	1.74	91.1		0.187		4.9	387

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	2jgo	1.71	14.68	8646	9085	440	96.49	0.183	0.181	0.224	RANDOM	29.304

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]
0.13		0.12	-0.06		0.04

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.102
r_dihedral_angle_3_deg	14.025
r_dihedral_angle_1_deg	4.058
r_scangle_it	2.996
r_scbond_it	2.249
r_angle_refined_deg	1.143
r_mcangle_it	1.09
r_angle_other_deg	0.907
r_mcbond_it	0.883
r_symmetry_hbond_refined	0.293
r_metal_ion_refined	0.263
r_nbd_refined	0.245
r_mcbond_other	0.214
r_symmetry_vdw_refined	0.209
r_nbtor_refined	0.177
r_nbd_other	0.169
r_symmetry_vdw_other	0.153
r_xyhbond_nbd_refined	0.15
r_symmetry_metal_ion_refined	0.112
r_nbtor_other	0.091
r_chiral_restr	0.063
r_bond_refined_d	0.011
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	708
Nucleic Acid Atoms
Solvent Atoms	57
Heterogen Atoms	11

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction