2oc2

Structure of testis ACE with RXPA380

Method: X-RAY DIFFRACTION Dmax: 87.6 Å Quality: REASONABLE

1. Protein Identity and Related Structures Protein Identity & Related Structures

Angiotensin-converting enzyme, somatic isoform

Homo sapiens

UniProt P12821

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 642–1232 Fragment:Peptidase M2 2 (residues 631-1232) ZN ZINC ION × 1 CL CHLORIDE ION × 2 RX3 N-({(1S,2R)-2-[(S)-[(1R)-1-{[(BENZYLOXY)CARBONYL]AMINO}-2-PHENYLETHYL](HYDROXY)PHOSPHORYL]CYCLOPENTYL}CARBONYL)-L-TRYPT OPHAN × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4.7;289 K;13.5% PEG 4000, 0.12M Na Malonate, 90mM Na Acetate pH 4.7, 9uM Zn Acetate , VAPOR DIFFUSION, HANGING DROP, temperature 289K Resolution 2.25 Å R-free 0.262

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

89 other PDB entries and 150 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ACE_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–591; UniProt 642–1232

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 2oc2

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2oc2
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id2oc2
Deposition date deposition_date2006-12-20
Structure title titleStructure of testis ACE with RXPA380
Keywords keywordsenzyme-inhibitor complex, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier24.75
Radius of gyration Rg (electron density) rg_electron23.49
Forward intensity I(0) i074000400.00
Molecular weight molecular_weight68015.0 kDa
Excluded volume excluded_volume85139 ų
Envelope volume envelope_volume97072 ų
Hydration-shell volume shell_volume33031 ų
Envelope diameter envelope_diameter82.2
Shell Rg shell_rg32.00
Envelope Rg envelope_rg23.68
Shape Rg shape_rg23.47
Total Rg total_rg24.42
Total atoms total_atoms4798
Residues n_residues583
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax87.6
Rg (real space) rg_real24.58
Rg uncertainty (real space) rg_real_error0.47
I(0) (real space) i0_real7.4000e+07
I(0) uncertainty (real space) i0_real_error1.0720e+06
Rg (reciprocal space) rg_reciprocal24.62
I(0) (reciprocal space) i0_reciprocal74000000.0000
Solution quality estimate total_estimate0.5782
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary32.0
Skewness Skewness skewness0.188
Kurtosis Kurtosis kurtosis-0.340
Angular range angular_range— – 0.3200 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha21220000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.657; Stabil: 1.000; Sysdev: 0.184; Positv: 1.000; Valcen: 0.992; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 1 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd2oc2a_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.92 — Zincin-like
Superfamily Superfamily superfamilyd.92.1 — Metalloproteases ('zincins'), catalytic domain
Family Family familyd.92.1.5 — Neurolysin-like

8. Citations (2)

9. Files and Curves (10)