1PPK

CRYSTALLOGRAPHIC ANALYSIS OF TRANSITION STATE MIMICS BOUND TO PENICILLOPEPSIN: PHOSPHOROUS-CONTAINING PEPTIDE ANALOGUES

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
1.99	38.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 97.48	α = 90
b = 46.55	β = 116.14
c = 66.42	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

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	1.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		1.8	8	3	22145			0.132

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_scangle_it	5
p_scbond_it	3.4
p_mcangle_it	2.8
p_mcbond_it	1.9
p_singtor_nbd	0.25
p_chiral_restr	0.213
p_xhyhbond_nbd	0.204
p_multtor_nbd	0.182
p_planar_d	0.046
p_angle_d	0.044
p_bond_d	0.022
p_plane_restr	0.018
p_angle_deg
p_hb_or_metal_coord
p_xyhbond_nbd
p_planar_tor
p_staggered_tor
p_orthonormal_tor
p_transverse_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2366
Nucleic Acid Atoms
Solvent Atoms	275
Heterogen Atoms	65

Software

Software
Software Name	Purpose
PROLSQ	refinement