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1rb5

ANTIPARALLEL TRIMER OF GCN4-LEUCINE ZIPPER CORE MUTANT AS N16A TRIGONAL FORM

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

General control protein GCN4

OrganismNot specified

UniProt P03069

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 3 water × 3 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1zta 2ovn

2 assemblies

Homodimer
1ce9 1ce9 1fmh 1kql 1nkn 1nkn 1tmz 1zii 1zik 1zil 2ahp 2zta

35 assemblies; showing the first 12

Homotetramer
1ce9 1gcl 1kql 1unt 1unu 1unv 1unw 1unx 1uny 1unz 1uo0 1uo1

37 assemblies; showing the first 12

Other homooligomers
1gcm 1ij0 1ij1 1ij2 1ij3 1piq 1rb4 1rb5 1rb6 1swi 1zij 1zim

38 assemblies; showing the first 12

Heteromeric or nucleic-acid complex
1dgc 1fav 1gk6 1gzl 1gzl 1ihq 1ld4 1ld4 1ld4 1ld4 1ld4 1llm

89 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name GCN4_YEAST
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 2–34； UniProt 249–281 Author chain B； PDBConstruct 2–34； UniProt 249–281 Author chain C； PDBConstruct 2–34； UniProt 249–281

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_id1rb5
Deposition date deposition_date2003-11-01
Structure title titleANTIPARALLEL TRIMER OF GCN4-LEUCINE ZIPPER CORE MUTANT AS N16A TRIGONAL FORM
Keywords keywordsCOILED COIL, LEUCINE ZIPPER, AUTOMATION, DNA BINDING PROTEIN; DNA 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.

1rb5__assembly_1__model_1

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

Download this curve (.dat)

1rb5__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.

1rb5__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）16.32 Å
Rg (electron density)15.57 Å
Total Rg16.61 Å
Atom count793
Residues98
Excluded volume14354 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1rb5__assembly_1__model_1 trimeric （3） 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 (3 domains)

Domain ID domain_idd1rb5a_
Class classh — Coiled coil proteins
Fold Fold foldh.1 — Parallel coiled-coil
Superfamily Superfamily superfamilyh.1.3 — Leucine zipper domain
Family Family familyh.1.3.1 — Leucine zipper domain
Domain ID domain_idd1rb5b_
Class classh — Coiled coil proteins
Fold Fold foldh.1 — Parallel coiled-coil
Superfamily Superfamily superfamilyh.1.3 — Leucine zipper domain
Family Family familyh.1.3.1 — Leucine zipper domain
Domain ID domain_idd1rb5c_
Class classh — Coiled coil proteins
Fold Fold foldh.1 — Parallel coiled-coil
Superfamily Superfamily superfamilyh.1.3 — Leucine zipper domain
Family Family familyh.1.3.1 — Leucine zipper domain
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7. Citations (5)