1grf

SUBSTRATE BINDING AND CATALYSIS BY GLUTATHIONE REDUCTASE AS DERIVED FROM REFINED ENZYME: SUBSTRATE CRYSTAL STRUCTURES AT 2 ANGSTROMS RESOLUTION

Method: X-RAY DIFFRACTION Dmax: 91.3 Å Quality: GOOD

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

GLUTATHIONE REDUCTASE

Homo sapiens

UniProt P00390

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 1–478 Not recorded PO4 PHOSPHATE ION × 2 FAD FLAVIN-ADENINE DINUCLEOTIDE × 2 ACM ACETAMIDE × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.00 Å

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.

26 other PDB entries and 26 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GSHR_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–478; UniProt 1–478

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 1grf

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1grf
Deposition date deposition_date1992-12-15
Structure title titleSUBSTRATE BINDING AND CATALYSIS BY GLUTATHIONE REDUCTASE AS DERIVED FROM REFINED ENZYME: SUBSTRATE CRYSTAL STRUCTURES AT 2 ANGSTROMS RESOLUTION
Keywords keywordsOXIDOREDUCTASE(FLAVOENZYME), OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier24.92
Radius of gyration Rg (electron density) rg_electron23.98
Forward intensity I(0) i044068300.00
Molecular weight molecular_weight50853.0 kDa
Excluded volume excluded_volume63555 ų
Envelope volume envelope_volume78409 ų
Hydration-shell volume shell_volume27090 ų
Envelope diameter envelope_diameter78.0
Shell Rg shell_rg31.31
Envelope Rg envelope_rg24.04
Shape Rg shape_rg23.99
Total Rg total_rg24.82
Total atoms total_atoms3561
Residues n_residues461
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 dmax91.3
Rg (real space) rg_real24.76
Rg uncertainty (real space) rg_real_error0.92
I(0) (real space) i0_real4.4070e+07
I(0) uncertainty (real space) i0_real_error7.1640e+05
Rg (reciprocal space) rg_reciprocal24.80
I(0) (reciprocal space) i0_reciprocal44070000.0000
Solution quality estimate total_estimate0.7684
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary31.9
Skewness Skewness skewness0.118
Kurtosis Kurtosis kurtosis-0.592
Angular range angular_range— – 0.3200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha10080000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.690; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.915; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd1grfa1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.3 — FAD/NAD(P)-binding domain
Superfamily Superfamily superfamilyc.3.1 — FAD/NAD(P)-binding domain
Family Family familyc.3.1.5 — FAD/NAD-linked reductases, N-terminal and central domains
Domain ID domain_idd1grfa2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.3 — FAD/NAD(P)-binding domain
Superfamily Superfamily superfamilyc.3.1 — FAD/NAD(P)-binding domain
Family Family familyc.3.1.5 — FAD/NAD-linked reductases, N-terminal and central domains
Domain ID domain_idd1grfa3
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.87 — CO dehydrogenase flavoprotein C-domain-like
Superfamily Superfamily superfamilyd.87.1 — FAD/NAD-linked reductases, dimerisation (C-terminal) domain
Family Family familyd.87.1.1 — FAD/NAD-linked reductases, dimerisation (C-terminal) domain

CATH v4.4 (3 domains)

Domain ID domain_id1grfA01
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology50 — FAD/NAD(P)-binding domain
Homologous superfamily homologous superfamily60 — FAD/NAD(P)-binding domain
Domain ID domain_id1grfA02
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology50 — FAD/NAD(P)-binding domain
Homologous superfamily homologous superfamily60 — FAD/NAD(P)-binding domain
Domain ID domain_id1grfA03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology390 — Enolase-like; domain 1
Homologous superfamily homologous superfamily30 — FAD/NAD-linked reductase, C-terminal dimerisation domain

8. Citations (14)

9. Files and Curves (10)