7A12

CRYSTAL STRUCTURE OF HUMAN METHIONINE AMINOPEPTIDASE-2 IN COMPLEX WITH AN INHIBITOR GW557358X (COMPOUND 9)

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.4	293	200mM potassium phosphate pH 7.4, 100mM MnCl2, 5mM dithiothreitol (DTT) and 25-50% 2-methyl-2,4-pentanediol (MPD)

Crystal Properties
Matthews coefficient	Solvent content
2.65	53.65

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 88.424	α = 90
b = 100.628	β = 90
c = 99.031	γ = 90

Symmetry
Space Group	C 2 2 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	MAR scanner 345 mm plate		2007-10-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.54

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	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	2	24.76	98.16	0.056	0.06	0.021	25.7	7.5	223855	29671			28.25

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.071	85.6		0.272	0.301	0.123	5.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	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	2OAZ	2	24.76	29671	1503	98.3	0.179	0.178	0.198	RANDOM	36.66

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]
1.0812			-0.7107		-0.3704

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	14.65
t_omega_torsion	3.62
t_angle_deg	1.03
t_bond_d	0.01
t_dihedral_angle_d
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	14.65
t_omega_torsion	3.62
t_angle_deg	1.03
t_bond_d	0.01
t_dihedral_angle_d
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
t_pseud_angle
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2877
Nucleic Acid Atoms
Solvent Atoms	305
Heterogen Atoms	66

Software

Software
Software Name	Purpose
BUSTER	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction
SCALA	data scaling
MOLREP	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 R01GM133198.