9ki1

Baseplate structure of Escherichia phage Mu

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

DNA circularization protein N

OrganismNot specified

UniProt P08557

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 60 Tail sheath protein × 6 (P79678) Tail tube protein × 6 (P79679) Baseplate protein gp46 × 6 (Q9T1V3) Baseplate hub protein gp44 × 3 (P08558) Baseplate protein gp47 × 12 (Q9T1V2) Baseplate puncturing device gp45 × 3 (Q9T1V4) Baseplate protein gp48 × 6 (Q9T1V1) Probable tape measure protein × 3 (Q9T1V6) Tail fiber protein S × 9 (Q9T1V0) CALCIUM ION × 1 FE (III) ION × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CIRCN_BPMU
Isoform —
PDB entities 1
Chains and sequence ranges Author chain 0; PDBConstruct 1–495; UniProt 1–495 Author chain s; PDBConstruct 1–495; UniProt 1–495 Author chain t; PDBConstruct 1–495; UniProt 1–495 Author chain u; PDBConstruct 1–495; UniProt 1–495 Author chain v; PDBConstruct 1–495; UniProt 1–495 Author chain w; PDBConstruct 1–495; UniProt 1–495

Tail sheath protein

OrganismNot specified

UniProt P79678

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 60 DNA circularization protein N × 6 (P08557) Tail tube protein × 6 (P79679) Baseplate protein gp46 × 6 (Q9T1V3) Baseplate hub protein gp44 × 3 (P08558) Baseplate protein gp47 × 12 (Q9T1V2) Baseplate puncturing device gp45 × 3 (Q9T1V4) Baseplate protein gp48 × 6 (Q9T1V1) Probable tape measure protein × 3 (Q9T1V6) Tail fiber protein S × 9 (Q9T1V0) CALCIUM ION × 1 FE (III) ION × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name TSP_BPMU
Isoform —
PDB entities 2
Chains and sequence ranges Author chain 1; PDBConstruct 1–495; UniProt 1–495 Author chain 2; PDBConstruct 1–495; UniProt 1–495 Author chain 3; PDBConstruct 1–495; UniProt 1–495 Author chain x; PDBConstruct 1–495; UniProt 1–495 Author chain y; PDBConstruct 1–495; UniProt 1–495 Author chain z; PDBConstruct 1–495; UniProt 1–495

Tail tube protein

OrganismNot specified

UniProt P79679

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 60 DNA circularization protein N × 6 (P08557) Tail sheath protein × 6 (P79678) Baseplate protein gp46 × 6 (Q9T1V3) Baseplate hub protein gp44 × 3 (P08558) Baseplate protein gp47 × 12 (Q9T1V2) Baseplate puncturing device gp45 × 3 (Q9T1V4) Baseplate protein gp48 × 6 (Q9T1V1) Probable tape measure protein × 3 (Q9T1V6) Tail fiber protein S × 9 (Q9T1V0) CALCIUM ION × 1 FE (III) ION × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name TUBE_BPMU
Isoform —
PDB entities 3
Chains and sequence ranges Author chain 4; PDBConstruct 1–118; UniProt 1–118 Author chain 5; PDBConstruct 1–118; UniProt 1–118 Author chain 6; PDBConstruct 1–118; UniProt 1–118 Author chain 7; PDBConstruct 1–118; UniProt 1–118 Author chain 8; PDBConstruct 1–118; UniProt 1–118 Author chain 9; PDBConstruct 1–118; UniProt 1–118

Baseplate protein gp46

OrganismNot specified

UniProt Q9T1V3

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 60 DNA circularization protein N × 6 (P08557) Tail sheath protein × 6 (P79678) Tail tube protein × 6 (P79679) Baseplate hub protein gp44 × 3 (P08558) Baseplate protein gp47 × 12 (Q9T1V2) Baseplate puncturing device gp45 × 3 (Q9T1V4) Baseplate protein gp48 × 6 (Q9T1V1) Probable tape measure protein × 3 (Q9T1V6) Tail fiber protein S × 9 (Q9T1V0) CALCIUM ION × 1 FE (III) ION × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name BP46_BPMU
Isoform —
PDB entities 4
Chains and sequence ranges Author chain A; PDBConstruct 1–145; UniProt 1–145 Author chain B; PDBConstruct 1–145; UniProt 1–145 Author chain C; PDBConstruct 1–145; UniProt 1–145 Author chain D; PDBConstruct 1–145; UniProt 1–145 Author chain E; PDBConstruct 1–145; UniProt 1–145 Author chain F; PDBConstruct 1–145; UniProt 1–145

Baseplate hub protein gp44

OrganismNot specified

UniProt P08558

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 60 DNA circularization protein N × 6 (P08557) Tail sheath protein × 6 (P79678) Tail tube protein × 6 (P79679) Baseplate protein gp46 × 6 (Q9T1V3) Baseplate protein gp47 × 12 (Q9T1V2) Baseplate puncturing device gp45 × 3 (Q9T1V4) Baseplate protein gp48 × 6 (Q9T1V1) Probable tape measure protein × 3 (Q9T1V6) Tail fiber protein S × 9 (Q9T1V0) CALCIUM ION × 1 FE (III) ION × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name BP44_BPMU
Isoform —
PDB entities 5
Chains and sequence ranges Author chain G; PDBConstruct 1–379; UniProt 1–379 Author chain N; PDBConstruct 1–379; UniProt 1–379 Author chain U; PDBConstruct 1–379; UniProt 1–379

Baseplate protein gp47

OrganismNot specified

UniProt Q9T1V2

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 60 DNA circularization protein N × 6 (P08557) Tail sheath protein × 6 (P79678) Tail tube protein × 6 (P79679) Baseplate protein gp46 × 6 (Q9T1V3) Baseplate hub protein gp44 × 3 (P08558) Baseplate puncturing device gp45 × 3 (Q9T1V4) Baseplate protein gp48 × 6 (Q9T1V1) Probable tape measure protein × 3 (Q9T1V6) Tail fiber protein S × 9 (Q9T1V0) CALCIUM ION × 1 FE (III) ION × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name BP47_BPMU
Isoform —
PDB entities 6
Chains and sequence ranges Author chain H; PDBConstruct 1–360; UniProt 1–360 Author chain I; PDBConstruct 1–360; UniProt 1–360 Author chain J; PDBConstruct 1–360; UniProt 1–360 Author chain K; PDBConstruct 1–360; UniProt 1–360 Author chain L; PDBConstruct 1–360; UniProt 1–360 Author chain M; PDBConstruct 1–360; UniProt 1–360 Author chain O; PDBConstruct 1–360; UniProt 1–360 Author chain P; PDBConstruct 1–360; UniProt 1–360 Author chain Q; PDBConstruct 1–360; UniProt 1–360 Author chain R; PDBConstruct 1–360; UniProt 1–360 Author chain S; PDBConstruct 1–360; UniProt 1–360 Author chain T; PDBConstruct 1–360; UniProt 1–360

Baseplate puncturing device gp45

OrganismNot specified

UniProt Q9T1V4

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 60 DNA circularization protein N × 6 (P08557) Tail sheath protein × 6 (P79678) Tail tube protein × 6 (P79679) Baseplate protein gp46 × 6 (Q9T1V3) Baseplate hub protein gp44 × 3 (P08558) Baseplate protein gp47 × 12 (Q9T1V2) Baseplate protein gp48 × 6 (Q9T1V1) Probable tape measure protein × 3 (Q9T1V6) Tail fiber protein S × 9 (Q9T1V0) CALCIUM ION × 1 FE (III) ION × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name BP45_BPMU
Isoform —
PDB entities 7
Chains and sequence ranges Author chain V; PDBConstruct 1–197; UniProt 1–197 Author chain W; PDBConstruct 1–197; UniProt 1–197 Author chain X; PDBConstruct 1–197; UniProt 1–197

Baseplate protein gp48

OrganismNot specified

UniProt Q9T1V1

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 60 DNA circularization protein N × 6 (P08557) Tail sheath protein × 6 (P79678) Tail tube protein × 6 (P79679) Baseplate protein gp46 × 6 (Q9T1V3) Baseplate hub protein gp44 × 3 (P08558) Baseplate protein gp47 × 12 (Q9T1V2) Baseplate puncturing device gp45 × 3 (Q9T1V4) Probable tape measure protein × 3 (Q9T1V6) Tail fiber protein S × 9 (Q9T1V0) CALCIUM ION × 1 FE (III) ION × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name BP48_BPMU
Isoform —
PDB entities 8
Chains and sequence ranges Author chain a; PDBConstruct 1–180; UniProt 1–180 Author chain b; PDBConstruct 1–180; UniProt 1–180 Author chain c; PDBConstruct 1–180; UniProt 1–180 Author chain d; PDBConstruct 1–180; UniProt 1–180 Author chain e; PDBConstruct 1–180; UniProt 1–180 Author chain f; PDBConstruct 1–180; UniProt 1–180

Probable tape measure protein

OrganismNot specified

UniProt Q9T1V6

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 60 DNA circularization protein N × 6 (P08557) Tail sheath protein × 6 (P79678) Tail tube protein × 6 (P79679) Baseplate protein gp46 × 6 (Q9T1V3) Baseplate hub protein gp44 × 3 (P08558) Baseplate protein gp47 × 12 (Q9T1V2) Baseplate puncturing device gp45 × 3 (Q9T1V4) Baseplate protein gp48 × 6 (Q9T1V1) Tail fiber protein S × 9 (Q9T1V0) CALCIUM ION × 1 FE (III) ION × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name TMP_BPMU
Isoform —
PDB entities 9
Chains and sequence ranges Author chain g; PDBConstruct 1–690; UniProt 1–690 Author chain h; PDBConstruct 1–690; UniProt 1–690 Author chain i; PDBConstruct 1–690; UniProt 1–690

Tail fiber protein S

OrganismNot specified

UniProt Q9T1V0

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 60 DNA circularization protein N × 6 (P08557) Tail sheath protein × 6 (P79678) Tail tube protein × 6 (P79679) Baseplate protein gp46 × 6 (Q9T1V3) Baseplate hub protein gp44 × 3 (P08558) Baseplate protein gp47 × 12 (Q9T1V2) Baseplate puncturing device gp45 × 3 (Q9T1V4) Baseplate protein gp48 × 6 (Q9T1V1) Probable tape measure protein × 3 (Q9T1V6) CALCIUM ION × 1 FE (III) ION × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name S1_BPMU
Isoform —
PDB entities 10
Chains and sequence ranges Author chain j; PDBConstruct 1–504; UniProt 1–504 Author chain k; PDBConstruct 1–504; UniProt 1–504 Author chain l; PDBConstruct 1–504; UniProt 1–504 Author chain m; PDBConstruct 1–504; UniProt 1–504 Author chain n; PDBConstruct 1–504; UniProt 1–504 Author chain o; PDBConstruct 1–504; UniProt 1–504 Author chain p; PDBConstruct 1–504; UniProt 1–504 Author chain q; PDBConstruct 1–504; UniProt 1–504 Author chain r; PDBConstruct 1–504; UniProt 1–504

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_id9ki1
Deposition date deposition_date2024-11-11
Structure title titleBaseplate structure of Escherichia phage Mu
Keywords keywordsphage, sheath, tube, 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.

9ki1__assembly_1__model_1

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

Download this curve (.dat)

9ki1__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.

9ki1__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)79.71 Å
Rg (electron density)79.28 Å
Total Rg79.35 Å
Atom count114473
Residues15018
Excluded volume2025800 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 9ki1__assembly_1__model_1 60-meric (60) 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 (12)

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7. Citations (1)