1jky

Crystal Structure of the Anthrax Lethal Factor (LF): Wild-type LF Complexed with the N-terminal Sequence of MAPKK2

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

Lethal Factor

Bacillus anthracis

UniProt P15917

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 2 mitogen-activated protein kinase kinase 2 × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name LEF_BACAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–776; UniProt 34–809

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_id1jky
Deposition date deposition_date2001-07-13
Structure title titleCrystal Structure of the Anthrax Lethal Factor (LF): Wild-type LF Complexed with the N-terminal Sequence of MAPKK2
Keywords keywordsLethal Toxin, Mek2, MAPKK, Uncleaved substrate, Protease-substrate complex, TOXIN; 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.

1jky__assembly_1__model_1

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

Download this curve (.dat)

1jky__assembly_1__model_1 | I(q)

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

1jky__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)32.79 Å
Rg (electron density)32.44 Å
Total Rg32.88 Å
Atom count5734
Residues764
Excluded volume100390 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1jky__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 (2)

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6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd1jkya1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.92 — Zincin-like
Superfamily Superfamily superfamilyd.92.1 — Metalloproteases ('zincins'), catalytic domain
Family Family familyd.92.1.14 — Anthrax toxin lethal factor, N- and C-terminal domains
Domain ID domain_idd1jkya2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.92 — Zincin-like
Superfamily Superfamily superfamilyd.92.1 — Metalloproteases ('zincins'), catalytic domain
Family Family familyd.92.1.14 — Anthrax toxin lethal factor, N- and C-terminal domains
Domain ID domain_idd1jkya3
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.166 — ADP-ribosylation
Superfamily Superfamily superfamilyd.166.1 — ADP-ribosylation
Family Family familyd.166.1.1 — ADP-ribosylating toxins

CATH v4.4 (4 domains)

Domain ID domain_id1jkyA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology390 — Collagenase (Catalytic Domain)
Homologous superfamily homologous superfamily10 — Collagenase (Catalytic Domain)
Domain ID domain_id1jkyA02
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology176 — Toxin ADP-ribosyltransferase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — Toxin ADP-ribosyltransferase; Chain A, domain 1
Domain ID domain_id1jkyA03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology2030 — Anthrax toxin lethal factor, domain 3, chain A
Homologous superfamily homologous superfamily10 — Anthrax toxin lethal factor, domain 3, chain A
Domain ID domain_id1jkyA04
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology390 — Collagenase (Catalytic Domain)
Homologous superfamily homologous superfamily10 — Collagenase (Catalytic Domain)
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7. Citations (1)