1BN5

HUMAN METHIONINE AMINOPEPTIDASE 2

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1XGS	PDB ENTRY 1XGS

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.4		pH 5.4

Crystal Properties
Matthews coefficient	Solvent content
2.8	42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 90.49	α = 90
b = 99.38	β = 90
c = 101.59	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	120	CCD	ADSC QUANTUM 4	MIRRORS	1998-06-25	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE F1		CHESS	F1

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	1.8	26.5	99	0.069	0.069	14.7	3.8		42299			19

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)
	1.8	1.9	99.4		0.149	0.149	6.8	3.9

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-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1XGS	1.8	25	42282	3019	98.4	0.183	0.228	RANDOM	21.5

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]
-0.49			4.042		3.451

RMS Deviations
Key	Refinement Restraint Deviation
p_transverse_tor	26.1
p_staggered_tor	14.1
p_planar_tor	6.6
p_scangle_it	3.84
p_scbond_it	2.55
p_mcangle_it	2.41
p_mcbond_it	1.74
p_multtor_nbd	0.241
p_singtor_nbd	0.174
p_xyhbond_nbd	0.126
p_planar_d	0.032
p_angle_d	0.026
p_bond_d	0.012
p_angle_deg
p_hb_or_metal_coord
p_plane_restr
p_chiral_restr
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2780
Nucleic Acid Atoms
Solvent Atoms	249
Heterogen Atoms	2

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing
REFMAC	refinement
CCP4	data scaling