2ftb

Crystal structure of axolotl (Ambystoma mexicanum) liver bile acid-binding protein bound to oleic acid

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Fatty acid-binding protein 2, liver

OrganismNot specified

UniProt P81400

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 OLEIC ACID × 1 water × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name FABP2_AMBME
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–125; UniProt 1–125

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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id2ftb
Deposition date deposition_date2006-01-24
Structure title titleCrystal structure of axolotl (Ambystoma mexicanum) liver bile acid-binding protein bound to oleic acid
Keywords keywordsliver bile acid-binding protein, liver basic fatty acid-binding protein, axolotl, oleic acid, BABP, Lb-FABP, LIPID BINDING PROTEIN; LIPID BINDING PROTEIN
Experimental Method methodX-RAY DIFFRACTION
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

2ftb__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

2ftb__assembly_1__model_1 | I(q)

10-2 10-1 105 106 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

2ftb__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg(Guinier)15.37 Å
Rg (electron density)13.95 Å
Total Rg15.18 Å
Atom count986
Residues125
Excluded volume17724 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2ftb__assembly_1__model_1 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (3)

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd2ftba_
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 (1 domains)

Domain ID domain_id2ftbA00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology128 — Lipocalin
Homologous superfamily homologous superfamily20 — Calycin beta-barrel core domain
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7. Citations (2)