9QA2 | pdb_00009qa2

Drosophila melanogaster angiotensin converting enzyme homologue, AnCE in complex with RW dipeptide

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	5A2R

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		289	1.2 M sodium citrate, 0.1 M HEPES pH 7.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 172.894	α = 90
b = 172.894	β = 90
c = 103.623	γ = 120

Symmetry
Space Group	H 3

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 EIGER2 XE 16M		2023-10-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04	0.95	Diamond	I04

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	1.9	86.45	100	0.04	0.998	10.2	10.5		91012

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.9	1.93	100		0.464	0.793	1.5

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	1.9	86.447	91008	4427	99.999	0.165	0.1635	0.1712	0.2004	0.2029	33.669

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]
-1.586	-0.793		-1.586		5.146

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_6_deg	14.818
r_dihedral_angle_3_deg	14.088
r_dihedral_angle_2_deg	7.604
r_lrange_it	7.256
r_lrange_other	7.229
r_scangle_it	6.625
r_scangle_other	6.624
r_dihedral_angle_1_deg	5.93
r_scbond_it	4.503
r_scbond_other	4.502
r_mcangle_it	3.28
r_mcangle_other	3.28
r_mcbond_it	2.659
r_mcbond_other	2.622
r_angle_refined_deg	1.904
r_angle_other_deg	0.662
r_nbd_other	0.284
r_nbd_refined	0.225
r_nbtor_refined	0.193
r_symmetry_nbd_other	0.181
r_symmetry_xyhbond_nbd_refined	0.165
r_xyhbond_nbd_refined	0.158
r_symmetry_nbd_refined	0.143
r_chiral_restr	0.094
r_symmetry_nbtor_other	0.083
r_bond_refined_d	0.01
r_gen_planes_refined	0.009
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4930
Nucleic Acid Atoms
Solvent Atoms	518
Heterogen Atoms	101

Software

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