1s7c

Crystal structure of MES buffer bound form of glyceraldehyde 3-phosphate dehydrogenase from Escherichia coli

Method: X-RAY DIFFRACTION Dmax: 69.7 Å Quality: GOOD

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

Glyceraldehyde 3-phosphate dehydrogenase A

Escherichia coli

UniProt P0A9B2

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 1–330 Not recorded SO4 SULFATE ION × 20 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;295 K;2.4M ammonium sulfate, 0.1M MES, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K Resolution 2.04 Å R-free 0.220

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.

13 other PDB entries and 32 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name G3P1_ECOLI
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–331; UniProt 1–330

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 1s7c

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1s7c
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id1s7c
Deposition date deposition_date2004-01-29
Structure title titleCrystal structure of MES buffer bound form of glyceraldehyde 3-phosphate dehydrogenase from Escherichia coli
Keywords keywords;hypothetical, structural genomics, x-ray crytsallography, OXIDOREDUCTASE, BSGC structure funded by NIH, Protein Structure Initiative, PSI, Berkeley Structural Genomics Center ;; STRUCTURAL GENOMICS, OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.09
Radius of gyration Rg (electron density) rg_electron20.30
Forward intensity I(0) i023619500.00
Molecular weight molecular_weight36076.0 kDa
Excluded volume excluded_volume44839 ų
Envelope volume envelope_volume52908 ų
Hydration-shell volume shell_volume21794 ų
Envelope diameter envelope_diameter72.6
Shell Rg shell_rg26.72
Envelope Rg envelope_rg20.50
Shape Rg shape_rg20.32
Total Rg total_rg21.08
Total atoms total_atoms2525
Residues n_residues330
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 dmax69.7
Rg (real space) rg_real21.02
Rg uncertainty (real space) rg_real_error0.46
I(0) (real space) i0_real2.3620e+07
I(0) uncertainty (real space) i0_real_error3.0240e+05
Rg (reciprocal space) rg_reciprocal21.04
I(0) (reciprocal space) i0_reciprocal23620000.0000
Solution quality estimate total_estimate0.8066
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary25.6
Skewness Skewness skewness0.295
Kurtosis Kurtosis kurtosis-0.248
Angular range angular_range— – 0.3750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4746000.0000
Real-space data points n_real_points69
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.828; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1s7ca1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain
Domain ID domain_idd1s7ca2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.81 — FwdE/GAPDH domain-like
Superfamily Superfamily superfamilyd.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
Family Family familyd.81.1.1 — GAPDH-like

CATH v4.4 (2 domains)

Domain ID domain_id1s7cA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
Domain ID domain_id1s7cA02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology360 — Dihydrodipicolinate Reductase; domain 2
Homologous superfamily homologous superfamily10 — Dihydrodipicolinate Reductase; domain 2

8. Citations (1)

9. Files and Curves (10)