3ejc

Full length Receptor Binding Protein from Lactococcal phage TP901-1

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

Baseplate protein (BPP)

Lactococcus phage TP901-1

UniProt Q9G096

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Q9G096_9CAUD
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–163; UniProt 1–163

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_id3ejc
Deposition date deposition_date2008-09-18
Structure title titleFull length Receptor Binding Protein from Lactococcal phage TP901-1
Keywords keywordsLactococcus lactis, siphoviridae, receptor binding protein, phage TP901-1, P335 species, VIRAL PROTEIN, SUGAR BINDING PROTEIN; VIRAL PROTEIN, SUGAR BINDING PROTEIN
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.

3ejc__assembly_1__model_1

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

Download this curve (.dat)

3ejc__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.

3ejc__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)29.55 Å
Rg (electron density)29.69 Å
Total Rg30.08 Å
Atom count3612
Residues489
Excluded volume63598 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 3ejc__assembly_1__model_1 trimeric (3) 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) 5 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd3ejca1
Class classb — All beta proteins
Fold Fold foldb.108 — Triple-stranded beta-helix
Superfamily Superfamily superfamilyb.108.1 — Phage fibre proteins
Family Family familyb.108.1.0 — automated matches
Domain ID domain_idd3ejca2
Class classb — All beta proteins
Fold Fold foldb.21 — Virus attachment protein globular domain
Superfamily Superfamily superfamilyb.21.1 — Virus attachment protein globular domain
Family Family familyb.21.1.3 — Lactophage receptor-binding protein head domain
Domain ID domain_idd3ejca3
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (2 domains)

Domain ID domain_id3ejcA01
Class class6 — Special
Architecture architecture10 — Helix non-globular
Topology topology140 — Helix Hairpins
Homologous superfamily homologous superfamily2190 —
Domain ID domain_id3ejcA02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily1830 — Phage tail base-plate Siphoviridae RBP, head domain
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7. Citations (1)