7yyh

Structure of the human CCANdeltaT CENP-A alpha-satellite complex

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Histone H3-like centromeric protein A

Homo sapiens

UniProt P49450

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPA_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–140; UniProt 1–140 Author chain E; PDBConstruct 1–140; UniProt 1–140

Histone H4

Homo sapiens

UniProt P62805

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name H4_HUMAN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–103; UniProt 1–103 Author chain F; PDBConstruct 1–103; UniProt 1–103

Histone H2A type 1-C

Homo sapiens

UniProt Q93077

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name H2A1C_HUMAN
Isoform —
PDB entities 3
Chains and sequence ranges Author chain C; PDBConstruct 1–130; UniProt 1–130 Author chain G; PDBConstruct 1–130; UniProt 1–130

Histone H2B type 1-C/E/F/G/I

Homo sapiens

UniProt P62807

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name H2B1C_HUMAN
Isoform —
PDB entities 4
Chains and sequence ranges Author chain D; PDBConstruct 1–126; UniProt 1–126 Author chain h; PDBConstruct 1–126; UniProt 1–126

Centromere protein H

Homo sapiens

UniProt Q9H3R5

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPH_HUMAN
Isoform —
PDB entities 5
Chains and sequence ranges Author chain H; PDBConstruct 1–247; UniProt 1–247

Centromere protein I

Homo sapiens

UniProt Q92674

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPI_HUMAN
Isoform —
PDB entities 6
Chains and sequence ranges Author chain I; PDBConstruct 1–756; UniProt 1–756

Centromere protein K

Homo sapiens

UniProt Q9BS16

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPK_HUMAN
Isoform —
PDB entities 8
Chains and sequence ranges Author chain K; PDBConstruct 1–269; UniProt 1–269

Centromere protein L

Homo sapiens

UniProt Q8N0S6

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPL_HUMAN
Isoform —
PDB entities 9
Chains and sequence ranges Author chain L; PDBConstruct 1–344; UniProt 1–344

Centromere protein M

Homo sapiens

UniProt Q9NSP4

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPM_HUMAN
Isoform —
PDB entities 10
Chains and sequence ranges Author chain M; PDBConstruct 1–180; UniProt 1–180

Centromere protein N

Homo sapiens

UniProt Q96H22

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPN_HUMAN
Isoform —
PDB entities 11
Chains and sequence ranges Author chain N; PDBConstruct 1–339; UniProt 1–339

Centromere protein O

Homo sapiens

UniProt Q9BU64

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPO_HUMAN
Isoform —
PDB entities 12
Chains and sequence ranges Author chain O; PDBConstruct 1–300; UniProt 1–300

Centromere protein P

Homo sapiens

UniProt Q6IPU0

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPP_HUMAN
Isoform —
PDB entities 13
Chains and sequence ranges Author chain P; PDBConstruct 1–288; UniProt 1–288

Centromere protein Q

Homo sapiens

UniProt Q7L2Z9

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPQ_HUMAN
Isoform —
PDB entities 14
Chains and sequence ranges Author chain Q; PDBConstruct 1–268; UniProt 1–268

Centromere protein R

Homo sapiens

UniProt Q13352

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein U × 1 (Q71F23) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPR_HUMAN
Isoform —
PDB entities 15
Chains and sequence ranges Author chain R; PDBConstruct 1–177; UniProt 1–177

Centromere protein U

Homo sapiens

UniProt Q71F23

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein C × 2 (Q03188) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPU_HUMAN
Isoform —
PDB entities 16
Chains and sequence ranges Author chain U; PDBConstruct 1–418; UniProt 1–418

Centromere protein C

Homo sapiens

UniProt Q03188

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 21 DNA 2 Histone H3-like centromeric protein A × 2 (P49450) Histone H4 × 2 (P62805) Histone H2A type 1-C × 2 (Q93077) Histone H2B type 1-C/E/F/G/I × 2 (P62807) Centromere protein H × 1 (Q9H3R5) Centromere protein I × 1 (Q92674) DNA (171-MER) × 1 Centromere protein K × 1 (Q9BS16) Centromere protein L × 1 (Q8N0S6) Centromere protein M × 1 (Q9NSP4) Centromere protein N × 1 (Q96H22) Centromere protein O × 1 (Q9BU64) Centromere protein P × 1 (Q6IPU0) Centromere protein Q × 1 (Q7L2Z9) Centromere protein R × 1 (Q13352) Centromere protein U × 1 (Q71F23) DNA (171-MER) × 1 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CENPC_HUMAN
Isoform —
PDB entities 17
Chains and sequence ranges Author chain k; PDBConstruct 1–544; UniProt 1–544 Author chain l; PDBConstruct 1–544; UniProt 1–544

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_id7yyh
Deposition date deposition_date2022-02-17
Structure title titleStructure of the human CCANdeltaT CENP-A alpha-satellite complex
Keywords keywordsChromosome, kinetochore, cell division, centromere, CELL CYCLE; CELL CYCLE
Experimental Method methodELECTRON MICROSCOPY
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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.

7yyh__assembly_1__model_1

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

Download this curve (.dat)

7yyh__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 109 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

7yyh__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)69.84 Å
Rg (electron density)69.37 Å
Total Rg69.50 Å
Atom count33344
Residues3679
Excluded volume579150 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 7yyh__assembly_1__model_1 23-meric (23) 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 (18)

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7. Citations (1)