1ap0

STRUCTURE OF THE CHROMATIN BINDING (CHROMO) DOMAIN FROM MOUSE MODIFIER PROTEIN 1, NMR, 26 STRUCTURES

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

MODIFIER PROTEIN 1

Mus musculus

UniProt P83917

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CBX1_MOUSE
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–73; UniProt 10–80

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_id1ap0
Deposition date deposition_date1997-07-22
Structure title titleSTRUCTURE OF THE CHROMATIN BINDING (CHROMO) DOMAIN FROM MOUSE MODIFIER PROTEIN 1, NMR, 26 STRUCTURES
Keywords keywordsCHROMATIN-BINDING, PROTEIN INTERACTION MOTIF, ALPHA+BETA; CHROMATIN-BINDING
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.

1ap0__assembly_1__model_1

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

Download this curve (.dat)

1ap0__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.

1ap0__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)16.87 Å
Rg (electron density)15.98 Å
Total Rg17.03 Å
Atom count1188
Residues73
Excluded volume10740 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1ap0__assembly_1__model_1 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 1ap0__assembly_1__model_2 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 1ap0__assembly_1__model_3 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 1ap0__assembly_1__model_4 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 1ap0__assembly_1__model_5 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 1ap0__assembly_1__model_6 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 1ap0__assembly_1__model_7 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 1ap0__assembly_1__model_8 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 1ap0__assembly_1__model_9 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 1ap0__assembly_1__model_10 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 11 1ap0__assembly_1__model_11 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 12 1ap0__assembly_1__model_12 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 13 1ap0__assembly_1__model_13 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 14 1ap0__assembly_1__model_14 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 15 1ap0__assembly_1__model_15 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 16 1ap0__assembly_1__model_16 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 17 1ap0__assembly_1__model_17 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 18 1ap0__assembly_1__model_18 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 19 1ap0__assembly_1__model_19 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 20 1ap0__assembly_1__model_20 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 21 1ap0__assembly_1__model_21 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 22 1ap0__assembly_1__model_22 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 23 1ap0__assembly_1__model_23 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 24 1ap0__assembly_1__model_24 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 25 1ap0__assembly_1__model_25 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 26 1ap0__assembly_1__model_26 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) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1ap0a_
Class classb — All beta proteins
Fold Fold foldb.34 — SH3-like barrel
Superfamily Superfamily superfamilyb.34.13 — Chromo domain-like
Family Family familyb.34.13.2 — Chromo domain

CATH v4.4 (1 domains)

Domain ID domain_id1ap0A00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily40 —
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7. Citations (1)