8s0f

H. sapiens OC1M bound to double stranded DNA

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

Origin recognition complex subunit 2

Homo sapiens

UniProt Q13416

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 12 DNA 2 DNA (39-mer) × 1 DNA (39-mer) × 1 DNA replication licensing factor MCM5 × 1 (P33992) DNA replication factor Cdt1 × 1 (Q9H211) DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) Origin recognition complex subunit 3 × 1 (Q9UBD5) DNA replication licensing factor MCM3 × 1 (P25205) Origin recognition complex subunit 1 × 1 (Q13415) Origin recognition complex subunit 4 × 1 (O43929) Origin recognition complex subunit 5 × 1 (O43913) MAGNESIUM ION × 5 ZINC ION × 1 PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 5 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name ORC2_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain B; PDBConstruct 1–577; UniProt 1–577

DNA replication licensing factor MCM5

Homo sapiens

UniProt P33992

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 12 DNA 2 Origin recognition complex subunit 2 × 1 (Q13416) DNA (39-mer) × 1 DNA (39-mer) × 1 DNA replication factor Cdt1 × 1 (Q9H211) DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) Origin recognition complex subunit 3 × 1 (Q9UBD5) DNA replication licensing factor MCM3 × 1 (P25205) Origin recognition complex subunit 1 × 1 (Q13415) Origin recognition complex subunit 4 × 1 (O43929) Origin recognition complex subunit 5 × 1 (O43913) MAGNESIUM ION × 5 ZINC ION × 1 PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 5 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name MCM5_HUMAN
Isoform —
PDB entities 4
Chains and sequence ranges Author chain 5; PDBConstruct 1–734; UniProt 1–734

DNA replication factor Cdt1

Homo sapiens

UniProt Q9H211

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 12 DNA 2 Origin recognition complex subunit 2 × 1 (Q13416) DNA (39-mer) × 1 DNA (39-mer) × 1 DNA replication licensing factor MCM5 × 1 (P33992) DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) Origin recognition complex subunit 3 × 1 (Q9UBD5) DNA replication licensing factor MCM3 × 1 (P25205) Origin recognition complex subunit 1 × 1 (Q13415) Origin recognition complex subunit 4 × 1 (O43929) Origin recognition complex subunit 5 × 1 (O43913) MAGNESIUM ION × 5 ZINC ION × 1 PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 5 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CDT1_HUMAN
Isoform —
PDB entities 5
Chains and sequence ranges Author chain 8; PDBConstruct 1–546; UniProt 1–546

DNA replication licensing factor MCM2

Homo sapiens

UniProt P49736

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 12 DNA 2 Origin recognition complex subunit 2 × 1 (Q13416) DNA (39-mer) × 1 DNA (39-mer) × 1 DNA replication licensing factor MCM5 × 1 (P33992) DNA replication factor Cdt1 × 1 (Q9H211) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) Origin recognition complex subunit 3 × 1 (Q9UBD5) DNA replication licensing factor MCM3 × 1 (P25205) Origin recognition complex subunit 1 × 1 (Q13415) Origin recognition complex subunit 4 × 1 (O43929) Origin recognition complex subunit 5 × 1 (O43913) MAGNESIUM ION × 5 ZINC ION × 1 PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 5 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name MCM2_HUMAN
Isoform —
PDB entities 6
Chains and sequence ranges Author chain 2; PDBConstruct 1–904; UniProt 1–904

DNA replication licensing factor MCM4

Homo sapiens

UniProt P33991

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 12 DNA 2 Origin recognition complex subunit 2 × 1 (Q13416) DNA (39-mer) × 1 DNA (39-mer) × 1 DNA replication licensing factor MCM5 × 1 (P33992) DNA replication factor Cdt1 × 1 (Q9H211) DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) Origin recognition complex subunit 3 × 1 (Q9UBD5) DNA replication licensing factor MCM3 × 1 (P25205) Origin recognition complex subunit 1 × 1 (Q13415) Origin recognition complex subunit 4 × 1 (O43929) Origin recognition complex subunit 5 × 1 (O43913) MAGNESIUM ION × 5 ZINC ION × 1 PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 5 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name MCM4_HUMAN
Isoform —
PDB entities 7
Chains and sequence ranges Author chain 4; PDBConstruct 1–863; UniProt 1–863

DNA replication licensing factor MCM6

Homo sapiens

UniProt Q14566

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 12 DNA 2 Origin recognition complex subunit 2 × 1 (Q13416) DNA (39-mer) × 1 DNA (39-mer) × 1 DNA replication licensing factor MCM5 × 1 (P33992) DNA replication factor Cdt1 × 1 (Q9H211) DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM7 × 1 (P33993) Origin recognition complex subunit 3 × 1 (Q9UBD5) DNA replication licensing factor MCM3 × 1 (P25205) Origin recognition complex subunit 1 × 1 (Q13415) Origin recognition complex subunit 4 × 1 (O43929) Origin recognition complex subunit 5 × 1 (O43913) MAGNESIUM ION × 5 ZINC ION × 1 PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 5 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name MCM6_HUMAN
Isoform —
PDB entities 8
Chains and sequence ranges Author chain 6; PDBConstruct 1–821; UniProt 1–821

DNA replication licensing factor MCM7

Homo sapiens

UniProt P33993

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 12 DNA 2 Origin recognition complex subunit 2 × 1 (Q13416) DNA (39-mer) × 1 DNA (39-mer) × 1 DNA replication licensing factor MCM5 × 1 (P33992) DNA replication factor Cdt1 × 1 (Q9H211) DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM6 × 1 (Q14566) Origin recognition complex subunit 3 × 1 (Q9UBD5) DNA replication licensing factor MCM3 × 1 (P25205) Origin recognition complex subunit 1 × 1 (Q13415) Origin recognition complex subunit 4 × 1 (O43929) Origin recognition complex subunit 5 × 1 (O43913) MAGNESIUM ION × 5 ZINC ION × 1 PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 5 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name MCM7_HUMAN
Isoform —
PDB entities 9
Chains and sequence ranges Author chain 7; PDBConstruct 1–719; UniProt 1–719

Origin recognition complex subunit 3

Homo sapiens

UniProt Q9UBD5

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 12 DNA 2 Origin recognition complex subunit 2 × 1 (Q13416) DNA (39-mer) × 1 DNA (39-mer) × 1 DNA replication licensing factor MCM5 × 1 (P33992) DNA replication factor Cdt1 × 1 (Q9H211) DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) DNA replication licensing factor MCM3 × 1 (P25205) Origin recognition complex subunit 1 × 1 (Q13415) Origin recognition complex subunit 4 × 1 (O43929) Origin recognition complex subunit 5 × 1 (O43913) MAGNESIUM ION × 5 ZINC ION × 1 PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 5 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name ORC3_HUMAN
Isoform —
PDB entities 10
Chains and sequence ranges Author chain C; PDBConstruct 1–711; UniProt 1–711

DNA replication licensing factor MCM3

Homo sapiens

UniProt P25205

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 12 DNA 2 Origin recognition complex subunit 2 × 1 (Q13416) DNA (39-mer) × 1 DNA (39-mer) × 1 DNA replication licensing factor MCM5 × 1 (P33992) DNA replication factor Cdt1 × 1 (Q9H211) DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) Origin recognition complex subunit 3 × 1 (Q9UBD5) Origin recognition complex subunit 1 × 1 (Q13415) Origin recognition complex subunit 4 × 1 (O43929) Origin recognition complex subunit 5 × 1 (O43913) MAGNESIUM ION × 5 ZINC ION × 1 PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 5 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name MCM3_HUMAN
Isoform —
PDB entities 11
Chains and sequence ranges Author chain 3; PDBConstruct 3–810; UniProt 1–808

Origin recognition complex subunit 1

Homo sapiens

UniProt Q13415

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 12 DNA 2 Origin recognition complex subunit 2 × 1 (Q13416) DNA (39-mer) × 1 DNA (39-mer) × 1 DNA replication licensing factor MCM5 × 1 (P33992) DNA replication factor Cdt1 × 1 (Q9H211) DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) Origin recognition complex subunit 3 × 1 (Q9UBD5) DNA replication licensing factor MCM3 × 1 (P25205) Origin recognition complex subunit 4 × 1 (O43929) Origin recognition complex subunit 5 × 1 (O43913) MAGNESIUM ION × 5 ZINC ION × 1 PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 5 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name ORC1_HUMAN
Isoform —
PDB entities 12
Chains and sequence ranges Author chain A; PDBConstruct 1–861; UniProt 1–861

Origin recognition complex subunit 4

Homo sapiens

UniProt O43929

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 12 DNA 2 Origin recognition complex subunit 2 × 1 (Q13416) DNA (39-mer) × 1 DNA (39-mer) × 1 DNA replication licensing factor MCM5 × 1 (P33992) DNA replication factor Cdt1 × 1 (Q9H211) DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) Origin recognition complex subunit 3 × 1 (Q9UBD5) DNA replication licensing factor MCM3 × 1 (P25205) Origin recognition complex subunit 1 × 1 (Q13415) Origin recognition complex subunit 5 × 1 (O43913) MAGNESIUM ION × 5 ZINC ION × 1 PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 5 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name ORC4_HUMAN
Isoform —
PDB entities 13
Chains and sequence ranges Author chain D; PDBConstruct 1–436; UniProt 1–436

Origin recognition complex subunit 5

Homo sapiens

UniProt O43913

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 12 DNA 2 Origin recognition complex subunit 2 × 1 (Q13416) DNA (39-mer) × 1 DNA (39-mer) × 1 DNA replication licensing factor MCM5 × 1 (P33992) DNA replication factor Cdt1 × 1 (Q9H211) DNA replication licensing factor MCM2 × 1 (P49736) DNA replication licensing factor MCM4 × 1 (P33991) DNA replication licensing factor MCM6 × 1 (Q14566) DNA replication licensing factor MCM7 × 1 (P33993) Origin recognition complex subunit 3 × 1 (Q9UBD5) DNA replication licensing factor MCM3 × 1 (P25205) Origin recognition complex subunit 1 × 1 (Q13415) Origin recognition complex subunit 4 × 1 (O43929) MAGNESIUM ION × 5 ZINC ION × 1 PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 5 Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name ORC5_HUMAN
Isoform —
PDB entities 14
Chains and sequence ranges Author chain E; PDBConstruct 1–435; UniProt 1–435

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_id8s0f
Deposition date deposition_date2024-02-13
Structure title titleH. sapiens OC1M bound to double stranded DNA
Keywords keywordsAAA+ ATPase, DNA helicase, REPLICATION; REPLICATION
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.

8s0f__assembly_1__model_1

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

Download this curve (.dat)

8s0f__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.

8s0f__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)61.48 Å
Rg (electron density)61.44 Å
Total Rg61.46 Å
Atom count40819
Residues4941
Excluded volume723910 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 8s0f__assembly_1__model_1 tetradecameric (14) 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 (17)

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7. Citations (3)