9QA0 | pdb_00009qa0

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

X-RAY DIFFRACTION

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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		299	1.2 M sodium citrate, 0.1 M HEPES pH 7.5

Crystal Properties
Matthews coefficient	Solvent content
4.26	71.16

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 173.236	α = 90
b = 173.236	β = 90
c = 103.069	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		2024-11-14	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	2.2	50.059	100	0.062	0.997	8.3	10.6		58565

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	2.2	2.26	100		0.572	0.704	1.3

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	2.2	50.059	58558	3107	99.993	0.173	0.1705	0.1771	0.2082	0.2162	41.428

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]
-1.561	-0.781		-1.561		5.064

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	16.377
r_dihedral_angle_6_deg	14.905
r_lrange_it	10.237
r_lrange_other	10.237
r_scangle_it	9.73
r_scangle_other	9.729
r_dihedral_angle_2_deg	8.07
r_scbond_it	7.076
r_scbond_other	7.074
r_dihedral_angle_1_deg	6.457
r_mcangle_it	5.557
r_mcangle_other	5.556
r_mcbond_it	4.314
r_mcbond_other	4.314
r_angle_refined_deg	2.463
r_angle_other_deg	0.816
r_nbd_refined	0.233
r_nbd_other	0.228
r_symmetry_nbd_other	0.215
r_symmetry_xyhbond_nbd_refined	0.206
r_nbtor_refined	0.201
r_xyhbond_nbd_refined	0.151
r_chiral_restr	0.115
r_symmetry_nbtor_other	0.095
r_symmetry_nbd_refined	0.094
r_gen_planes_other	0.024
r_bond_refined_d	0.014
r_gen_planes_refined	0.012
r_bond_other_d

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4924
Nucleic Acid Atoms
Solvent Atoms	236
Heterogen Atoms	114

Software

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