1qaf

THE ACTIVE SITE BASE CONTROLS COFACTOR REACTIVITY IN ESCHERICHIA COLI AMINE OXIDASE : X-RAY CRYSTALLOGRAPHIC STUDIES WITH MUTATIONAL VARIANTS

Method: X-RAY DIFFRACTION Dmax: 105.1 Å Quality: GOOD

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

PROTEIN (COPPER AMINE OXIDASE)

Escherichia coli

UniProt P46883

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 36–756 Chain B; UniProt 36–756 Mutation:D383E Non-standard monomer:Yes (specific site not provided by mmCIF) CU COPPER (II) ION × 2 CA CALCIUM ION × 4 GOL GLYCEROL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7.1;315 K;VAPOR DIFFUSION, SITTING DROP PH 7.1, 315 K SODIUM CITRATE, HEPES Resolution 2.20 Å R-free 0.244

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.

16 other PDB entries and 16 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name AMO_ECOLI
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–721; UniProt 36–756 Author chain B; PDBConstruct 1–721; UniProt 36–756

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 1qaf

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1qaf
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1qaf
Deposition date deposition_date1999-03-11
Structure title titleTHE ACTIVE SITE BASE CONTROLS COFACTOR REACTIVITY IN ESCHERICHIA COLI AMINE OXIDASE : X-RAY CRYSTALLOGRAPHIC STUDIES WITH MUTATIONAL VARIANTS
Keywords keywordsCATALYTIC DOMAIN MAINLY ANTI-PARALLEL BETA SHEET, THREE PERIPHERAL ALPHA-BETA DOMAINS, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier33.88
Radius of gyration Rg (electron density) rg_electron33.19
Forward intensity I(0) i0395575000.00
Molecular weight molecular_weight161320.0 kDa
Excluded volume excluded_volume201890 ų
Envelope volume envelope_volume243600 ų
Hydration-shell volume shell_volume58091 ų
Envelope diameter envelope_diameter114.4
Shell Rg shell_rg42.11
Envelope Rg envelope_rg33.42
Shape Rg shape_rg33.16
Total Rg total_rg33.90
Total atoms total_atoms11368
Residues n_residues1438
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 dmax105.1
Rg (real space) rg_real33.72
Rg uncertainty (real space) rg_real_error0.70
I(0) (real space) i0_real3.9560e+08
I(0) uncertainty (real space) i0_real_error6.2190e+06
Rg (reciprocal space) rg_reciprocal33.82
I(0) (reciprocal space) i0_reciprocal395600000.0000
Solution quality estimate total_estimate0.8972
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary42.5
Skewness Skewness skewness0.179
Kurtosis Kurtosis kurtosis-0.434
Angular range angular_range— – 0.2350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha111300000.0000
Real-space data points n_real_points48
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.915; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.987; Smooth: 0.929

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

Domain ID domain_idd1qafa1
Class classb — All beta proteins
Fold Fold foldb.30 — Supersandwich
Superfamily Superfamily superfamilyb.30.2 — Amine oxidase catalytic domain
Family Family familyb.30.2.1 — Amine oxidase catalytic domain
Domain ID domain_idd1qafa2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.17 — Cystatin-like
Superfamily Superfamily superfamilyd.17.2 — Amine oxidase N-terminal region
Family Family familyd.17.2.1 — Amine oxidase N-terminal region
Domain ID domain_idd1qafa3
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.17 — Cystatin-like
Superfamily Superfamily superfamilyd.17.2 — Amine oxidase N-terminal region
Family Family familyd.17.2.1 — Amine oxidase N-terminal region
Domain ID domain_idd1qafa4
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.82 — N domain of copper amine oxidase-like
Superfamily Superfamily superfamilyd.82.1 — Copper amine oxidase, domain N
Family Family familyd.82.1.1 — Copper amine oxidase, domain N
Domain ID domain_idd1qafb1
Class classb — All beta proteins
Fold Fold foldb.30 — Supersandwich
Superfamily Superfamily superfamilyb.30.2 — Amine oxidase catalytic domain
Family Family familyb.30.2.1 — Amine oxidase catalytic domain
Domain ID domain_idd1qafb2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.17 — Cystatin-like
Superfamily Superfamily superfamilyd.17.2 — Amine oxidase N-terminal region
Family Family familyd.17.2.1 — Amine oxidase N-terminal region
Domain ID domain_idd1qafb3
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.17 — Cystatin-like
Superfamily Superfamily superfamilyd.17.2 — Amine oxidase N-terminal region
Family Family familyd.17.2.1 — Amine oxidase N-terminal region
Domain ID domain_idd1qafb4
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.82 — N domain of copper amine oxidase-like
Superfamily Superfamily superfamilyd.82.1 — Copper amine oxidase, domain N
Family Family familyd.82.1.1 — Copper amine oxidase, domain N

CATH v4.4 (8 domains)

Domain ID domain_id1qafA01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology457 — Copper Amine Oxidase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — Copper amine oxidase-like, N-terminal domain
Domain ID domain_id1qafA02
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology450 — Nuclear Transport Factor 2; Chain: A,
Homologous superfamily homologous superfamily40
Domain ID domain_id1qafA03
Class class2 — Mainly Beta
Architecture architecture70 — Distorted Sandwich
Topology topology98 — Beta-galactosidase; Chain A, domain 5
Homologous superfamily homologous superfamily20 — Copper amine oxidase, catalytic domain
Domain ID domain_id1qafA04
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology450 — Nuclear Transport Factor 2; Chain: A,
Homologous superfamily homologous superfamily40
Domain ID domain_id1qafB01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology457 — Copper Amine Oxidase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — Copper amine oxidase-like, N-terminal domain
Domain ID domain_id1qafB02
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology450 — Nuclear Transport Factor 2; Chain: A,
Homologous superfamily homologous superfamily40
Domain ID domain_id1qafB03
Class class2 — Mainly Beta
Architecture architecture70 — Distorted Sandwich
Topology topology98 — Beta-galactosidase; Chain A, domain 5
Homologous superfamily homologous superfamily20 — Copper amine oxidase, catalytic domain
Domain ID domain_id1qafB04
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology450 — Nuclear Transport Factor 2; Chain: A,
Homologous superfamily homologous superfamily40

8. Citations (1)

9. Files and Curves (10)