1j7x

CRYSTAL STRUCTURE OF A FUNCTIONAL UNIT OF INTERPHOTORECEPTOR RETINOID-BINDING PROTEIN (IRBP)

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

INTERPHOTORECEPTOR RETINOID-BINDING PROTEIN

Xenopus laevis

UniProt Q7SZI7

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Q7SZI7_XENLA
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–299; UniProt 319–615

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_id1j7x
Deposition date deposition_date2001-05-19
Structure title titleCRYSTAL STRUCTURE OF A FUNCTIONAL UNIT OF INTERPHOTORECEPTOR RETINOID-BINDING PROTEIN (IRBP)
Keywords keywordsbeta beta alpha spiral, TRANSPORT PROTEIN; TRANSPORT 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.

1j7x__assembly_1__model_1

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

Download this curve (.dat)

1j7x__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1j7x__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)22.92 Å
Rg (electron density)22.27 Å
Total Rg23.04 Å
Atom count2340
Residues298
Excluded volume42045 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1j7x__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 (2)

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6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1j7xa_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.14 — ClpP/crotonase
Superfamily Superfamily superfamilyc.14.1 — ClpP/crotonase
Family Family familyc.14.1.2 — Tail specific protease, catalytic domain

CATH v4.4 (2 domains)

Domain ID domain_id1j7xA01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology750 — Transcription Regulator spoIIAA
Homologous superfamily homologous superfamily44 —
Domain ID domain_id1j7xA02
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — 2-enoyl-CoA Hydratase; Chain A, domain 1
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7. Citations (1)