3e6t

Structure of murine INOS oxygenase domain with inhibitor AR-C118901

Method: X-RAY DIFFRACTION Dmax: 117.3 Å Quality: GOOD

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

Nitric oxide synthase, inducible

Mus musculus

UniProt P29477

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 66–498 Fragment:UNP residues 66-498 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 H4B 5,6,7,8-TETRAHYDROBIOPTERIN × 2 1A2 5-(4'-AMINO-1'-ETHYL-5',8'-DIFLUORO-1'H-SPIRO[PIPERIDINE-4,2'-QUINAZOLINE]-1-YLCARBONYL)PICOLINONITRILE × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;298 K;Lithium Sulfate, MES, BOG, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.50 Å R-free 0.267
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 66–498 Fragment:UNP residues 66-498 HEM PROTOPORPHYRIN IX CONTAINING FE × 2 H4B 5,6,7,8-TETRAHYDROBIOPTERIN × 2 1A2 5-(4'-AMINO-1'-ETHYL-5',8'-DIFLUORO-1'H-SPIRO[PIPERIDINE-4,2'-QUINAZOLINE]-1-YLCARBONYL)PICOLINONITRILE × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;298 K;Lithium Sulfate, MES, BOG, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.50 Å R-free 0.267

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.

50 other PDB entries and 90 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NOS2_MOUSE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–433; UniProt 66–498 Author chain B; PDBConstruct 1–433; UniProt 66–498

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 3e6t

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3e6t
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3e6t
Deposition date deposition_date2008-08-15
Structure title titleStructure of murine INOS oxygenase domain with inhibitor AR-C118901
Keywords keywords;nitric oxide, NOS, HEME, tetrahydrobiopterin, oxidoreductase, Calmodulin-binding, FAD, FMN, Iron, Metal-binding, NADP, Polymorphism, Zinc ;; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier36.44
Radius of gyration Rg (electron density) rg_electron36.11
Forward intensity I(0) i0145055000.00
Molecular weight molecular_weight97939.0 kDa
Excluded volume excluded_volume122670 ų
Envelope volume envelope_volume163500 ų
Hydration-shell volume shell_volume38251 ų
Envelope diameter envelope_diameter124.6
Shell Rg shell_rg41.73
Envelope Rg envelope_rg35.53
Shape Rg shape_rg36.07
Total Rg total_rg36.60
Total atoms total_atoms6912
Residues n_residues825
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 dmax117.3
Rg (real space) rg_real36.54
Rg uncertainty (real space) rg_real_error0.92
I(0) (real space) i0_real1.4510e+08
I(0) uncertainty (real space) i0_real_error2.4800e+06
Rg (reciprocal space) rg_reciprocal36.49
I(0) (reciprocal space) i0_reciprocal145000000.0000
Solution quality estimate total_estimate0.8708
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary32.8
Skewness Skewness skewness0.281
Kurtosis Kurtosis kurtosis-0.768
Angular range angular_range— – 0.2150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha22490000.0000
Real-space data points n_real_points44
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.866; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.870; Smooth: 0.849

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd3e6ta_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.174 — Nitric oxide (NO) synthase oxygenase domain
Superfamily Superfamily superfamilyd.174.1 — Nitric oxide (NO) synthase oxygenase domain
Family Family familyd.174.1.1 — Nitric oxide (NO) synthase oxygenase domain
Domain ID domain_idd3e6tb_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.174 — Nitric oxide (NO) synthase oxygenase domain
Superfamily Superfamily superfamilyd.174.1 — Nitric oxide (NO) synthase oxygenase domain
Family Family familyd.174.1.1 — Nitric oxide (NO) synthase oxygenase domain

CATH v4.4 (6 domains)

Domain ID domain_id3e6tA01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology340 — Nitric Oxide Synthase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — Nitric Oxide Synthase; Chain A, domain 1
Domain ID domain_id3e6tA02
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology440 — Nitric Oxide Synthase;Heme Domain; Chain A, domain 2
Homologous superfamily homologous superfamily10 — Nitric Oxide Synthase;Heme Domain;Chain A domain 2
Domain ID domain_id3e6tA03
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1230 — Bovine Endothelial Nitric Oxide Synthase Heme Domain; Chain: A,domain 3
Homologous superfamily homologous superfamily10 — Nitric Oxide Synthase; Chain A, domain 3
Domain ID domain_id3e6tB01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology340 — Nitric Oxide Synthase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — Nitric Oxide Synthase; Chain A, domain 1
Domain ID domain_id3e6tB02
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology440 — Nitric Oxide Synthase;Heme Domain; Chain A, domain 2
Homologous superfamily homologous superfamily10 — Nitric Oxide Synthase;Heme Domain;Chain A domain 2
Domain ID domain_id3e6tB03
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1230 — Bovine Endothelial Nitric Oxide Synthase Heme Domain; Chain: A,domain 3
Homologous superfamily homologous superfamily10 — Nitric Oxide Synthase; Chain A, domain 3

8. Citations (1)

9. Files and Curves (10)