1dqu

CRYSTAL STRUCTURE OF THE ISOCITRATE LYASE FROM ASPERGILLUS NIDULANS

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

ISOCITRATE LYASE

Emericella nidulans

UniProt P28298

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 4 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name ACEA_EMENI
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–538; UniProt 1–537

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_id1dqu
Deposition date deposition_date2000-01-05
Structure title titleCRYSTAL STRUCTURE OF THE ISOCITRATE LYASE FROM ASPERGILLUS NIDULANS
Keywords keywordsBETA BARREL, LYASE; LYASE
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.

1dqu__assembly_1__model_1

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

Download this curve (.dat)

1dqu__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1dqu__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)38.74 Å
Rg (electron density)38.27 Å
Total Rg38.72 Å
Atom count16276
Residues2052
Excluded volume288680 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1dqu__assembly_1__model_1 tetrameric (4) 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 (1)

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6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1dqua_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamilyc.1.12 — Phosphoenolpyruvate/pyruvate domain
Family Family familyc.1.12.7 — Phosphoenolpyruvate mutase/Isocitrate lyase-like

CATH v4.4 (2 domains)

Domain ID domain_id1dquA01
Class class3 — Alpha Beta
Architecture architecture20 — Alpha-Beta Barrel
Topology topology20 — TIM Barrel
Homologous superfamily homologous superfamily60 — Phosphoenolpyruvate-binding domains
Domain ID domain_id1dquA02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily850 —
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7. Citations (2)