5dg4

Crystal structure of monomer human cellular retinol binding protein II-Y60L

Method: X-RAY DIFFRACTION Dmax: 127.5 Å Quality: REASONABLE

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

Retinol-binding protein 2

Homo sapiens

UniProt P50120

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 2–134 Mutation:Y60L ACT ACETATE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4.6;298 K;30% PEG 4000, 0.1 M sodium acetate, 0.1 M ammonium acetate, pH 4.6 Resolution 1.50 Å R-free 0.243
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 2–134 Mutation:Y60L No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4.6;298 K;30% PEG 4000, 0.1 M sodium acetate, 0.1 M ammonium acetate, pH 4.6 Resolution 1.50 Å R-free 0.243
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 2–134 Mutation:Y60L No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4.6;298 K;30% PEG 4000, 0.1 M sodium acetate, 0.1 M ammonium acetate, pH 4.6 Resolution 1.50 Å R-free 0.243
4 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain D; UniProt 2–134 Mutation:Y60L ACT ACETATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4.6;298 K;30% PEG 4000, 0.1 M sodium acetate, 0.1 M ammonium acetate, pH 4.6 Resolution 1.50 Å R-free 0.243

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.

101 other PDB entries and 197 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RET2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–133; UniProt 2–134 Author chain B; PDBConstruct 1–133; UniProt 2–134 Author chain C; PDBConstruct 1–133; UniProt 2–134 Author chain D; PDBConstruct 1–133; UniProt 2–134

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 5dg4

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5dg4
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5dg4
Deposition date deposition_date2015-08-27
Structure title titleCrystal structure of monomer human cellular retinol binding protein II-Y60L
Keywords keywordsDOMAIN SWAPPING, TRANSPORT PROTEIN; TRANSPORT PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier37.19
Radius of gyration Rg (electron density) rg_electron38.11
Forward intensity I(0) i063122900.00
Molecular weight molecular_weight62112.0 kDa
Excluded volume excluded_volume77134 ų
Envelope volume envelope_volume102000 ų
Hydration-shell volume shell_volume26330 ų
Envelope diameter envelope_diameter133.7
Shell Rg shell_rg36.29
Envelope Rg envelope_rg38.28
Shape Rg shape_rg38.13
Total Rg total_rg37.94
Total atoms total_atoms4370
Residues n_residues532
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 dmax127.5
Rg (real space) rg_real38.05
Rg uncertainty (real space) rg_real_error1.61
I(0) (real space) i0_real6.3120e+07
I(0) uncertainty (real space) i0_real_error1.2480e+06
Rg (reciprocal space) rg_reciprocal37.52
I(0) (reciprocal space) i0_reciprocal63090000.0000
Solution quality estimate total_estimate0.6382
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary23.7
Skewness Skewness skewness0.653
Kurtosis Kurtosis kurtosis-0.419
Angular range angular_range— – 0.2150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha8863000.0000
Real-space data points n_real_points44
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.371; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.112; Smooth: 0.069

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd5dg4a_
Class classb — All beta proteins
Fold Fold foldb.60 — Lipocalins
Superfamily Superfamily superfamilyb.60.1 — Lipocalins
Family Family familyb.60.1.2 — Fatty acid binding protein-like
Domain ID domain_idd5dg4b_
Class classb — All beta proteins
Fold Fold foldb.60 — Lipocalins
Superfamily Superfamily superfamilyb.60.1 — Lipocalins
Family Family familyb.60.1.2 — Fatty acid binding protein-like
Domain ID domain_idd5dg4c_
Class classb — All beta proteins
Fold Fold foldb.60 — Lipocalins
Superfamily Superfamily superfamilyb.60.1 — Lipocalins
Family Family familyb.60.1.2 — Fatty acid binding protein-like
Domain ID domain_idd5dg4d_
Class classb — All beta proteins
Fold Fold foldb.60 — Lipocalins
Superfamily Superfamily superfamilyb.60.1 — Lipocalins
Family Family familyb.60.1.2 — Fatty acid binding protein-like

CATH v4.4 (4 domains)

Domain ID domain_id5dg4A00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology128 — Lipocalin
Homologous superfamily homologous superfamily20 — Calycin beta-barrel core domain
Domain ID domain_id5dg4B00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology128 — Lipocalin
Homologous superfamily homologous superfamily20 — Calycin beta-barrel core domain
Domain ID domain_id5dg4C00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology128 — Lipocalin
Homologous superfamily homologous superfamily20 — Calycin beta-barrel core domain
Domain ID domain_id5dg4D00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology128 — Lipocalin
Homologous superfamily homologous superfamily20 — Calycin beta-barrel core domain

8. Citations (2)

9. Files and Curves (10)