2vk9

CRYSTAL STRUCTURE OF THE CATALYTIC DOMAIN OF ALPHA-TOXIN FROM CLOSTRIDIUM NOVYI

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

ALPHA-TOXIN

CLOSTRIDIUM NOVYI

UniProt Q46149

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 water × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Q46149_CLONO
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–551; UniProt 1–551

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_id2vk9
Deposition date deposition_date2007-12-18
Structure title titleCRYSTAL STRUCTURE OF THE CATALYTIC DOMAIN OF ALPHA-TOXIN FROM CLOSTRIDIUM NOVYI
Keywords keywordsTOXIN, GLYCOSYLTRANSFERASE; TOXIN
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.

2vk9__assembly_1__model_1

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

Download this curve (.dat)

2vk9__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

2vk9__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)27.86 Å
Rg (electron density)26.97 Å
Total Rg27.80 Å
Atom count4415
Residues540
Excluded volume79007 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2vk9__assembly_1__model_1 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 (2)

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd2vk9a1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.68 — Nucleotide-diphospho-sugar transferases
Superfamily Superfamily superfamilyc.68.1 — Nucleotide-diphospho-sugar transferases
Family Family familyc.68.1.22 — Glycosylating toxin catalytic domain-like

CATH v4.4 (3 domains)

Domain ID domain_id2vk9A01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology58 — Methane Monooxygenase Hydroxylase; Chain G, domain 1
Homologous superfamily homologous superfamily1190 —
Domain ID domain_id2vk9A03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology3730 — ProC C-terminal domain-like fold
Homologous superfamily homologous superfamily30 —
Domain ID domain_id2vk9A04
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology274 — Enzyme I; Chain A, domain 2
Homologous superfamily homologous superfamily80 —
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7. Citations (1)