← Back to search
4pfk

PHOSPHOFRUCTOKINASE. STRUCTURE AND CONTROL

Method: X-RAY DIFFRACTION
▼

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

PHOSPHOFRUCTOKINASE

Geobacillus stearothermophilus

UniProt P00512

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 4 6-O-phosphono-beta-D-fructofuranose × 4 MAGNESIUM ION × 8 ADENOSINE-5'-DIPHOSPHATE × 8 water × 4 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer
1mto 1mto 3pfk 3u39 4i36 4i4i 4i7e 4pfk 6pfk

9 assemblies

Other homooligomers

None

Heteromeric or nucleic-acid complex

None

View Construct and Data Evidence
UniProt name K6PF_BACST
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–319； UniProt 1–319

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_id4pfk
Deposition date deposition_date1988-01-25
Structure title titlePHOSPHOFRUCTOKINASE. STRUCTURE AND CONTROL
Keywords keywordsTRANSFERASE(PHOSPHOTRANSFERASE); TRANSFERASE(PHOSPHOTRANSFERASE)
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.

4pfk__assembly_1__model_1

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

Download this curve (.dat)

4pfk__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.

4pfk__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）31.31 Å
Rg (electron density)30.46 Å
Total Rg31.13 Å
Atom count9856
Residues1276
Excluded volume173480 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 4pfk__assembly_1__model_1 tetrameric （4） Success 4.1.3-1-20251215 (887e7ef) View Download
▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (5)

▼

6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd4pfka_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.89 — Phosphofructokinase
Superfamily Superfamily superfamilyc.89.1 — Phosphofructokinase
Family Family familyc.89.1.1 — Phosphofructokinase

CATH v4.4 (2 domains)

Domain ID domain_id4pfkA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily450 —
Domain ID domain_id4pfkA02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily460 — Phosphofructokinase domain
▶

7. Citations (7)