1fsz

CRYSTAL STRUCTURE OF THE CELL-DIVISION PROTEIN FTSZ AT 2.8A RESOLUTION

Method: X-RAY DIFFRACTION

1. Protein Identity and Related Structures Protein Identity & Related Structures

FTSZ

Methanocaldococcus jannaschii

UniProt Q57816

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 3 GUANOSINE-5'-DIPHOSPHATE × 3 water × 3 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name FTZ1_METJA
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–364; UniProt 1–364

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.

2. Structure Basics 2. Structure Basics

Entry ID entry_id1fsz
Deposition date deposition_date1997-06-24
Structure title titleCRYSTAL STRUCTURE OF THE CELL-DIVISION PROTEIN FTSZ AT 2.8A RESOLUTION
Keywords keywordsFTSZ, CELL DIVISION PROTEIN, TUBULIN, CELL-DIVISION PROTEIN; CELL-DIVISION PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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.

1fsz__assembly_1__model_1

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

Download this curve (.dat)

1fsz__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.

1fsz__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)35.14 Å
Rg (electron density)34.55 Å
Total Rg34.97 Å
Atom count7521
Residues1002
Excluded volume135520 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1fsz__assembly_1__model_1 trimeric (3) Success 4.1.3-1-20251215 (887e7ef) View Download

4. Crystallography and Experiment 4. Crystallography & Experiment

5. Entities and Polymers Entities & Polymers (3)

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1fsza1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.32 — Tubulin nucleotide-binding domain-like
Superfamily Superfamily superfamilyc.32.1 — Tubulin nucleotide-binding domain-like
Family Family familyc.32.1.1 — Tubulin, GTPase domain
Domain ID domain_idd1fsza2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamilyd.79.2 — Tubulin C-terminal domain-like
Family Family familyd.79.2.1 — Tubulin, C-terminal domain

CATH v4.4 (2 domains)

Domain ID domain_id1fszA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1440 — Tubulin/FtsZ, GTPase domain
Domain ID domain_id1fszA02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1330 — 60s Ribosomal Protein L30; Chain: A;
Homologous superfamily homologous superfamily20 — Tubulin/FtsZ, C-terminal domain

7. Citations (1)