6BV2

Crystal structure of porcine aminopeptidase-N with Isoleucine

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4FKE

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.2	277	18% PEG3350, 200 MM LITHIUM SULFATE, 100 MM HEPES

Crystal Properties
Matthews coefficient	Solvent content
3.21	61.62

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 260.359	α = 90
b = 62.923	β = 100.51
c = 81.733	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	100	CCD	ADSC QUANTUM 315		2012-06-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 24-ID-E	1	APS	24-ID-E

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	2.15	50	99	0.116	16.29	6.5		69735

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.15	2.23	92.6		0.572	2.33	4.4	6475

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	4FKE	2.14	50	66189	3512	97.04	0.2155	0.21322	0.25744	RANDOM	37.142

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]
-0.73		0.59	0.86		-0.32

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.378
r_dihedral_angle_4_deg	20.688
r_dihedral_angle_3_deg	16.619
r_sphericity_free	8.148
r_dihedral_angle_1_deg	7.522
r_rigid_bond_restr	4.885
r_sphericity_bonded	3.423
r_long_range_B_refined	2.069
r_long_range_B_other	2.02
r_angle_other_deg	2.01
r_mcangle_it	1.903
r_mcangle_other	1.903
r_scangle_other	1.667
r_angle_refined_deg	1.626
r_mcbond_it	1.619
r_mcbond_other	1.619
r_scbond_it	1.567
r_scbond_other	1.516
r_chiral_restr	0.116
r_bond_refined_d	0.019
r_gen_planes_refined	0.009
r_gen_planes_other	0.006
r_bond_other_d	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7242
Nucleic Acid Atoms
Solvent Atoms	657
Heterogen Atoms	382

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing