ISDA

Deposition Date 2025-01-23

Release Date 2025-06-25

Last Version Date 2025-06-25

Entry Detail

PDB ID:

9I3I

Keywords:

REPLICATION

Title:

Cryo-EM structure of the MCM-ORC (MO) complex featuring an ORC2 regulatory domain involved in cell cycle regulation of MCM-DH loading for DNA replication.

Biological Source:

Source Organism:

Saccharomyces cerevisiae S288C (Taxon ID: 559292)

Host Organism:

Saccharomyces cerevisiae S288C

Method Details:

Experimental Method:

ELECTRON MICROSCOPY

Resolution:

4.40 Å

Aggregation State:

PARTICLE

Reconstruction Method:

SINGLE PARTICLE

Download Validation Report

Macromolecular Entities

Protein Blast

Polymer Type:polypeptide(L)
Molecule:DNA replication licensing factor MCM2
Gene (Uniprot):MCM2
Chain IDs:G (auth: 2)
Chain Length:868
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

UniProt ID:P29469 Pfam ID:PF12619, PF14551, PF17207, PF00493, PF17855

Protein Blast

Polymer Type:polypeptide(L)
Molecule:DNA replication licensing factor MCM3
Gene (Uniprot):MCM3
Chain IDs:H (auth: 3)
Chain Length:1006
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

UniProt ID:P24279 Pfam ID:PF14551, PF17207, PF00493, PF17855, PF22207

Protein Blast

Polymer Type:polypeptide(L)
Molecule:DNA replication licensing factor MCM4
Gene (Uniprot):MCM4
Chain IDs:I (auth: 4)
Chain Length:933
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

UniProt ID:P30665 Pfam ID:PF14551, PF17207, PF00493, PF17855, PF21128

Protein Blast

Polymer Type:polypeptide(L)
Molecule:Minichromosome maintenance protein 5
Gene (Uniprot):MCM5
Chain IDs:J (auth: 5)
Chain Length:775
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

UniProt ID:P29496 Pfam ID:PF14551, PF17207, PF00493, PF17855, PF21933

Protein Blast

Polymer Type:polypeptide(L)
Molecule:DNA replication licensing factor MCM6
Gene (Uniprot):MCM6
Chain IDs:K (auth: 6)
Chain Length:1017
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

UniProt ID:P53091 Pfam ID:PF14551, PF17207, PF00493, PF17855, PF18263

Protein Blast

Polymer Type:polypeptide(L)
Molecule:DNA replication licensing factor MCM7
Gene (Uniprot):MCM7
Chain IDs:L (auth: 7)
Chain Length:845
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

UniProt ID:P38132 Pfam ID:PF14551, PF17207, PF00493, PF17855

Protein Blast

Polymer Type:polypeptide(L)
Molecule:Origin recognition complex subunit 1
Gene (Uniprot):ORC1
Chain IDs:A
Chain Length:949
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

UniProt ID:P54784 Pfam ID:PF01426, PF00004, PF17872, PF21312

Protein Blast

Polymer Type:polypeptide(L)
Molecule:Origin recognition complex subunit 2
Gene (Uniprot):ORC2
Chain IDs:B
Chain Length:620
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

UniProt ID:P32833 Pfam ID:PF04084

Protein Blast

Polymer Type:polypeptide(L)
Molecule:Origin recognition complex subunit 3
Gene (Uniprot):ORC3
Chain IDs:C
Chain Length:616
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

UniProt ID:P54790 Pfam ID:PF07034, PF18137

Protein Blast

Polymer Type:polypeptide(L)
Molecule:Origin recognition complex subunit 4
Gene (Uniprot):ORC4
Chain IDs:D
Chain Length:529
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

UniProt ID:P54791 Pfam ID:PF14629

Protein Blast

Polymer Type:polypeptide(L)
Molecule:Origin recognition complex subunit 5
Gene (Uniprot):ORC5
Chain IDs:E
Chain Length:479
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

UniProt ID:P50874 Pfam ID:PF13191, PF21639, PF14630

Protein Blast

Polymer Type:polypeptide(L)
Molecule:Origin recognition complex subunit 6
Gene (Uniprot):ORC6
Chain IDs:F
Chain Length:435
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

UniProt ID:P38826 Pfam ID:PF05460

Polymer Type:polydeoxyribonucleotide
Molecule:DNA (88-MER)
Chain IDs:M (auth: X)
Chain Length:88
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

Polymer Type:polydeoxyribonucleotide
Molecule:DNA (88-MER)
Chain IDs:N (auth: Y)
Chain Length:88
Number of Molecules:1
Biological Source:Saccharomyces cerevisiae S288C

Ligand Molecules