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2l5a

Structural basis for recognition of centromere specific histone H3 variant by nonhistone Scm3

Method: SOLUTION NMR
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Histone H3-like centromeric protein CSE4, Protein SCM3, Histone H4

Saccharomyces cerevisiae

UniProt P02309

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Insufficient information Monomer Protein 1 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1e6i 1id3 1q1a 1szc 1szc 1szd 1szd 2e3k 2e3k 2h2h 2l5a 2qqf

64 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name H4_YEAST
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 174–235； UniProt 42–103

Histone H3-like centromeric protein CSE4, Protein SCM3, Histone H4

Saccharomyces cerevisiae

UniProt P36012

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Insufficient information Monomer Protein 1 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
2l5a 6qld 6uph 8ow0 8ow1 8t0p

6 assemblies

View Construct and Data Evidence
UniProt name CENPA_YEAST
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 10–87； UniProt 151–228

Histone H3-like centromeric protein CSE4, Protein SCM3, Histone H4

Saccharomyces cerevisiae

UniProt Q12334

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Insufficient information Monomer Protein 1 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
2l5a

1 assemblies

View Construct and Data Evidence
UniProt name SCM3_YEAST
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 94–173； UniProt 93–172

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_id2l5a
Deposition date deposition_date2010-10-28
Structure title titleStructural basis for recognition of centromere specific histone H3 variant by nonhistone Scm3
Keywords keywordsa single chain of Cse4+Scm3+H4, fusion protein, chimera protein, NUCLEAR PROTEIN; NUCLEAR PROTEIN
Experimental Method methodSOLUTION NMR
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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.

2l5a__assembly_1__model_6

Assembly 1 · Model 6 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

2l5a__assembly_1__model_6 | I(q)

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

2l5a__assembly_1__model_6 | 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）20.40 Å
Rg (electron density)19.50 Å
Total Rg20.52 Å
Atom count3657
Residues225
Excluded volume32239 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2l5a__assembly_1__model_1 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 2l5a__assembly_1__model_2 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 2l5a__assembly_1__model_3 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 2l5a__assembly_1__model_4 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 2l5a__assembly_1__model_5 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 2l5a__assembly_1__model_6 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 2l5a__assembly_1__model_7 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 2l5a__assembly_1__model_8 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 2l5a__assembly_1__model_9 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 2l5a__assembly_1__model_10 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 11 2l5a__assembly_1__model_11 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 12 2l5a__assembly_1__model_12 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 13 2l5a__assembly_1__model_13 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 14 2l5a__assembly_1__model_14 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 15 2l5a__assembly_1__model_15 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 16 2l5a__assembly_1__model_16 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 17 2l5a__assembly_1__model_17 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 18 2l5a__assembly_1__model_18 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 19 2l5a__assembly_1__model_19 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 20 2l5a__assembly_1__model_20 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 (1)

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6. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id2l5aA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology20 — Histone, subunit A
Homologous superfamily homologous superfamily10 — Histone, subunit A
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7. Citations (1)