9QAU | pdb_00009qau

Human angiotensin-1 converting enzyme N-domain in complex with perindoprilat

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	7Z6Z

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	289	0.1 M Tris/Bicine pH 8.5, 0.06 M Divalent cations, 30% PEG550MME/PEG20000

Crystal Properties
Matthews coefficient	Solvent content
2.94	58.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.288	α = 88.64
b = 77.627	β = 64.172
c = 83.151	γ = 74.828

Symmetry
Space Group	P 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	PIXEL	DECTRIS PILATUS3 6M		2023-07-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I24	0.6199	Diamond	I24

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Rpim I (All)	CC (Half)	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	74.52	99.2	0.085	0.967	5.3	3.4		106135

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.03			0.453

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	2	64.509	106113	5302	99.14	0.202	0.1999	0.2102	0.2343	0.2452	34.86

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]
-0.363	0.147	0.666	0.139	0.422	0.496

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_6_deg	15.041
r_dihedral_angle_3_deg	14.681
r_dihedral_angle_2_deg	9.367
r_dihedral_angle_1_deg	6.717
r_lrange_it	5.524
r_lrange_other	5.48
r_scangle_it	3.438
r_scangle_other	3.438
r_mcangle_it	2.164
r_mcangle_other	2.164
r_scbond_it	2.148
r_scbond_other	2.148
r_angle_refined_deg	1.863
r_mcbond_it	1.342
r_mcbond_other	1.342
r_angle_other_deg	0.643
r_symmetry_xyhbond_nbd_refined	0.253
r_nbd_refined	0.227
r_nbd_other	0.215
r_nbtor_refined	0.19
r_symmetry_nbd_other	0.188
r_xyhbond_nbd_refined	0.18
r_symmetry_nbd_refined	0.163
r_chiral_restr	0.099
r_ncsr_local_group_1	0.091
r_symmetry_nbtor_other	0.082
r_symmetry_xyhbond_nbd_other	0.04
r_bond_refined_d	0.01
r_gen_planes_refined	0.008
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9815
Nucleic Acid Atoms
Solvent Atoms	619
Heterogen Atoms	256

Software

Software
Software Name	Purpose
REFMAC	refinement
DIALS	data reduction
Aimless	data scaling
PHASER	phasing