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6wnz

Structure of a dimer of the Sulfolobus solfataricus MCM N-terminal domain reveals potential role in MCM ring opening

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Minichromosome maintenance protein MCM

Saccharolobus solfataricus (strain ATCC 35092 / DSM 1617 / JCM 11322 / P2)

UniProt Q9UXG1

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 2 ZINC ION × 2 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
2m45 3f9v 4fdg 4fdg 4fdg 4fdg 4fdg

7 assemblies

Homodimer
6wnz

1 assemblies

Homotetramer

None

Other homooligomers
2vl6

1 assemblies

Heteromeric or nucleic-acid complex
4r7y 6mii 8eaf 8eag 8eah 8eai 8eaj 8eak 8eal 8eam 9nuh 9nui

28 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name MCM_SACS2
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 2–270； UniProt 1–269 Author chain B； PDBConstruct 2–270； UniProt 1–269

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_id6wnz
Deposition date deposition_date2020-04-23
Structure title titleStructure of a dimer of the Sulfolobus solfataricus MCM N-terminal domain reveals potential role in MCM ring opening
Keywords keywordsDNA Helicase, REPLICATION, HYDROLASE; REPLICATION, HYDROLASE
Experimental Method methodX-RAY DIFFRACTION
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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.

6wnz__assembly_1__model_1

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

Download this curve (.dat)

6wnz__assembly_1__model_1 | I(q)

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

6wnz__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）28.46 Å
Rg (electron density)27.33 Å
Total Rg28.17 Å
Atom count4241
Residues519
Excluded volume76587 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 6wnz__assembly_1__model_1 dimeric （2） 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 (3)

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd6wnza_
Class classb — All beta proteins
Fold Fold foldb.40 — OB-fold
Superfamily Superfamily superfamilyb.40.4 — Nucleic acid-binding proteins
Family Family familyb.40.4.0 — automated matches
Domain ID domain_idd6wnzb_
Class classb — All beta proteins
Fold Fold foldb.40 — OB-fold
Superfamily Superfamily superfamilyb.40.4 — Nucleic acid-binding proteins
Family Family familyb.40.4.0 — automated matches
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7. Citations (1)