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6zig

Topological model of the p2 virion baseplate in activated conformation (closed Tal trimer)

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Receptor binding protein

OrganismNot specified

UniProt Q71AW2

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 33 Distal tail protein × 12 （D3WAD3） Baseplate protein gp16 × 3 （D3KFX4） Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers
1zru 2bsd

2 assemblies

Heteromeric or nucleic-acid complex
2bse 3da0 6zig 6zih 6zjj

5 assemblies

View Construct and Data Evidence
UniProt name RBP_BPLP2
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–264； UniProt 1–264 Author chain B； PDBConstruct 1–264； UniProt 1–264 Author chain C； PDBConstruct 1–264； UniProt 1–264 Author chain D； PDBConstruct 1–264； UniProt 1–264 Author chain E； PDBConstruct 1–264； UniProt 1–264 Author chain F； PDBConstruct 1–264； UniProt 1–264 Author chain G； PDBConstruct 1–264； UniProt 1–264 Author chain H； PDBConstruct 1–264； UniProt 1–264 Author chain I； PDBConstruct 1–264； UniProt 1–264 Author chain J； PDBConstruct 1–264； UniProt 1–264 Author chain K； PDBConstruct 1–264； UniProt 1–264 Author chain L； PDBConstruct 1–264； UniProt 1–264 Author chain M； PDBConstruct 1–264； UniProt 1–264 Author chain N； PDBConstruct 1–264； UniProt 1–264 Author chain O； PDBConstruct 1–264； UniProt 1–264 Author chain P； PDBConstruct 1–264； UniProt 1–264 Author chain Q； PDBConstruct 1–264； UniProt 1–264 Author chain R； PDBConstruct 1–264； UniProt 1–264

Distal tail protein

OrganismNot specified

UniProt D3WAD3

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 33 Receptor binding protein × 18 （Q71AW2） Baseplate protein gp16 × 3 （D3KFX4） Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
6zig 6zih 6zjj

3 assemblies

View Construct and Data Evidence
UniProt name DIT_BPLP2
Isoform —
PDB entities 2
Chains and sequence ranges Author chain 2； PDBConstruct 1–298； UniProt 1–298 Author chain 3； PDBConstruct 1–298； UniProt 1–298 Author chain 4； PDBConstruct 1–298； UniProt 1–298 Author chain 5； PDBConstruct 1–298； UniProt 1–298 Author chain 6； PDBConstruct 1–298； UniProt 1–298 Author chain 7； PDBConstruct 1–298； UniProt 1–298 Author chain S； PDBConstruct 1–298； UniProt 1–298 Author chain T； PDBConstruct 1–298； UniProt 1–298 Author chain U； PDBConstruct 1–298； UniProt 1–298 Author chain V； PDBConstruct 1–298； UniProt 1–298 Author chain W； PDBConstruct 1–298； UniProt 1–298 Author chain X； PDBConstruct 1–298； UniProt 1–298

Baseplate protein gp16

OrganismNot specified

UniProt D3KFX4

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 33 Receptor binding protein × 18 （Q71AW2） Distal tail protein × 12 （D3WAD3） Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
6zig 6zih 6zjj

3 assemblies

View Construct and Data Evidence
UniProt name GP16_BPLP2
Isoform —
PDB entities 3
Chains and sequence ranges Author chain 1； PDBConstruct 1–375； UniProt 1–375 Author chain Y； PDBConstruct 1–375； UniProt 1–375 Author chain Z； PDBConstruct 1–375； UniProt 1–375

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_id6zig
Deposition date deposition_date2020-06-26
Structure title titleTopological model of the p2 virion baseplate in activated conformation (closed Tal trimer)
Keywords keywordslactococcal siphophage p2, baseplate, receptor-binding protein, Distal Tail protein, Tail-associated lysin, VIRAL PROTEIN; VIRAL PROTEIN
Experimental Method methodELECTRON MICROSCOPY
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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.

6zig__assembly_1__model_1

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

Download this curve (.dat)

6zig__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 109 1010 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

6zig__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）82.36 Å
Rg (electron density)81.82 Å
Total Rg81.73 Å
Atom count0
Residues0
Excluded volume1288100 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 6zig__assembly_1__model_1 33-meric （33） 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 (3)

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7. Citations (1)