1QXZ

Crystal structure of S. aureus methionine aminopeptidase in complex with a ketoheterocycle inhibitor 119

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH	5.5	294	PEG 3350, Bis-Tris, ammonium acetate, pH 5.5, microbatch, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.3	46.57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 40.947	α = 90
b = 76.916	β = 104.79
c = 41.651	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	200	IMAGE PLATE	MARRESEARCH		2001-05-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	OTHER	1.57

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.68	20	97.9	0.041	22.2	3	29072	28461	3	3

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)
	1.68	1.77	93.1		0.143	6.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	1.68	20	28461	26439	1400	97.88	0.17122	0.16972	0.19948	RANDOM	12.52

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]
0.14		0.45	-0.65		0.73

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	16.848
r_dihedral_angle_3_deg	16.749
r_dihedral_angle_1_deg	6.839
r_scangle_it	4.196
r_mcangle_it	2.752
r_scbond_it	2.68
r_mcbond_it	1.793
r_angle_refined_deg	0.995
r_angle_other_deg	0.576
r_nbd_refined	0.298
r_symmetry_hbond_refined	0.262
r_nbd_other	0.214
r_xyhbond_nbd_refined	0.19
r_symmetry_vdw_other	0.147
r_symmetry_vdw_refined	0.111
r_chiral_restr	0.052
r_bond_refined_d	0.006
r_gen_planes_refined	0.003
r_gen_planes_other	0.002
r_bond_other_d
r_dihedral_angle_4_deg
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1904
Nucleic Acid Atoms
Solvent Atoms	261
Heterogen Atoms	17

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing