5am9

Crystal structure of the Angiotensin-1 converting enzyme N-domain in complex with amyloid-beta 10-16

Method: X-RAY DIFFRACTION Dmax: 166.3 Å Quality: GOOD

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

ANGIOTENSIN-CONVERTING ENZYME

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 Other combination Monomer Protein × 1 其他Polymer 3 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 30–658 Fragment:N DOMAIN, UNP RESIDUES 30-658 Mutation:YES 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ;beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 ZN ZINC ION × 1 CL CHLORIDE ION × 1 PEG DI(HYDROXYETHYL)ETHER × 4 GLU GLUTAMIC ACID × 1 VAL VALINE × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 8.5;0.06 M DIVALENT CATIONS, 0.1 M TRIS/BICINE PH 8.5, 30 % PEG550MME/PEG20000 Resolution 1.80 Å R-free 0.229
2 Other combination Monomer Protein × 1 其他Polymer 3 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 30–658 Fragment:N DOMAIN, UNP RESIDUES 30-658 Mutation:YES 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ZN ZINC ION × 1 CL CHLORIDE ION × 1 PEG DI(HYDROXYETHYL)ETHER × 3 P6G HEXAETHYLENE GLYCOL × 2 GLU GLUTAMIC ACID × 1 VAL VALINE × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 8.5;0.06 M DIVALENT CATIONS, 0.1 M TRIS/BICINE PH 8.5, 30 % PEG550MME/PEG20000 Resolution 1.80 Å R-free 0.229
3 Other combination Monomer Protein × 1 其他Polymer 3 PDB declaration: monomeric(1) Consistent with protein copy count Chain D; UniProt 30–658 Fragment:N DOMAIN, UNP RESIDUES 30-658 Mutation:YES 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ;beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 GLN GLUTAMINE × 1 LYS LYSINE × 1 ZN ZINC ION × 1 CL CHLORIDE ION × 1 NA SODIUM ION × 1 PEG DI(HYDROXYETHYL)ETHER × 4 P6G HEXAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 8.5;0.06 M DIVALENT CATIONS, 0.1 M TRIS/BICINE PH 8.5, 30 % PEG550MME/PEG20000 Resolution 1.80 Å R-free 0.229
4 Other combination Monomer Protein × 1 其他Polymer 3 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 30–658 Fragment:N DOMAIN, UNP RESIDUES 30-658 Mutation:YES beta-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 GLN GLUTAMINE × 1 LYS LYSINE × 1 ZN ZINC ION × 1 CL CHLORIDE ION × 1 NA SODIUM ION × 1 PEG DI(HYDROXYETHYL)ETHER × 3 P6G HEXAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 8.5;0.06 M DIVALENT CATIONS, 0.1 M TRIS/BICINE PH 8.5, 30 % PEG550MME/PEG20000 Resolution 1.80 Å R-free 0.229

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 147 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 1–629; UniProt 30–658 Author chain B; PDBConstruct 1–629; UniProt 30–658 Author chain C; PDBConstruct 1–629; UniProt 30–658 Author chain D; PDBConstruct 1–629; UniProt 30–658

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 5am9

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5am9
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5am9
Deposition date deposition_date2015-03-10
Structure title titleCrystal structure of the Angiotensin-1 converting enzyme N-domain in complex with amyloid-beta 10-16
Keywords keywordsHYDROLASE, METALLOPROTEASE, AMYLOID- BETA; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier50.16
Radius of gyration Rg (electron density) rg_electron49.80
Forward intensity I(0) i01181500000.00
Molecular weight molecular_weight289560.0 kDa
Excluded volume excluded_volume362310 ų
Envelope volume envelope_volume481740 ų
Hydration-shell volume shell_volume78390 ų
Envelope diameter envelope_diameter161.8
Shell Rg shell_rg56.09
Envelope Rg envelope_rg48.61
Shape Rg shape_rg49.79
Total Rg total_rg50.01
Total atoms total_atoms20452
Residues n_residues2428
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 dmax166.3
Rg (real space) rg_real50.09
Rg uncertainty (real space) rg_real_error1.36
I(0) (real space) i0_real1.1820e+09
I(0) uncertainty (real space) i0_real_error1.9150e+07
Rg (reciprocal space) rg_reciprocal50.20
I(0) (reciprocal space) i0_reciprocal1182000000.0000
Solution quality estimate total_estimate0.8908
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary69.8
Skewness Skewness skewness0.165
Kurtosis Kurtosis kurtosis-0.655
Angular range angular_range— – 0.1550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha326800000.0000
Real-space data points n_real_points32
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.897; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.983; Smooth: 0.903

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (17)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd5am9a_
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.92.1.0 — automated matches
Domain ID domain_idd5am9b_
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.92.1.0 — automated matches
Domain ID domain_idd5am9c_
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.92.1.0 — automated matches
Domain ID domain_idd5am9d_
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.92.1.0 — automated matches

8. Citations (1)

9. Files and Curves (10)