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Structure of Mce1 transporter from Mycobacterium smegmatis in the absence of LucB (Map2)

Electron Microscopy
2.9Å resolution
PDB entry 8fee coloured by chain, front view.
PDB entry 8fee coloured by chain, side view.
PDB entry 8fee coloured by chain, top view.
Source organisms:
Assembly composition:
hetero decamer (preferred)
Entry contents: 9 distinct polypeptide molecules

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Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero decamer
Accessible surface area: 117140.68 Å2
Buried surface area: 126189.77 Å2
Dissociation area: 1,558.59 Å2
Dissociation energy (ΔGdiss): 8.54 kcal/mol
Dissociation entropy (TΔSdiss): 15.57 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-227044

Macromolecules

Virulence factor Mce family protein
Chain: A
Length: 409 amino acids
Theoretical weight: 43.94 KDa
Source organism: Mycolicibacterium smegmatis MC2 155
UniProt:
  • Canonical: A0QNR2 (Residues: 1-409; Coverage: 100%)
Gene name: MSMEG_0134
Pfam:
InterPro:
Virulence factor Mce family protein in PDB entry 8fee, assembly 1, front view.
Virulence factor Mce family protein in PDB entry 8fee, assembly 1, side view.
Virulence factor Mce family protein in PDB entry 8fee, assembly 1, top view.
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Virulence factor Mce family protein
Chain: B
Length: 343 amino acids
Theoretical weight: 37.47 KDa
Source organism: Mycolicibacterium smegmatis MC2 155
UniProt:
  • Canonical: A0QNR3 (Residues: 1-343; Coverage: 100%)
Gene name: MSMEG_0135
Pfam:
InterPro:
Virulence factor Mce family protein in PDB entry 8fee, assembly 1, front view.
Virulence factor Mce family protein in PDB entry 8fee, assembly 1, side view.
Virulence factor Mce family protein in PDB entry 8fee, assembly 1, top view.
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Virulence factor Mce family protein, putative
Chain: C
Length: 524 amino acids
Theoretical weight: 54.74 KDa
Source organism: Mycolicibacterium smegmatis MC2 155
UniProt:
  • Canonical: A0QNR4 (Residues: 1-524; Coverage: 100%)
Gene name: MSMEG_0136
Pfam:
InterPro:
Virulence factor Mce family protein, putative in PDB entry 8fee, assembly 1, front view.
Virulence factor Mce family protein, putative in PDB entry 8fee, assembly 1, side view.
Virulence factor Mce family protein, putative in PDB entry 8fee, assembly 1, top view.
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Virulence factor mce family protein
Chain: D
Length: 547 amino acids
Theoretical weight: 58.05 KDa
Source organism: Mycolicibacterium smegmatis MC2 155
UniProt:
  • Canonical: A0QNR5 (Residues: 1-547; Coverage: 100%)
Gene name: MSMEG_0137
Pfam:
InterPro:
Virulence factor mce family protein in PDB entry 8fee, assembly 1, front view.
Virulence factor mce family protein in PDB entry 8fee, assembly 1, side view.
Virulence factor mce family protein in PDB entry 8fee, assembly 1, top view.
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Virulence factor Mce family protein
Chain: E
Length: 390 amino acids
Theoretical weight: 42.57 KDa
Source organism: Mycolicibacterium smegmatis MC2 155
UniProt:
  • Canonical: A0QNR6 (Residues: 1-390; Coverage: 100%)
Gene name: MSMEG_0138
Pfam:
InterPro:
Virulence factor Mce family protein in PDB entry 8fee, assembly 1, front view.
Virulence factor Mce family protein in PDB entry 8fee, assembly 1, side view.
Virulence factor Mce family protein in PDB entry 8fee, assembly 1, top view.
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Mce-family protein mce1f
Chain: F
Length: 518 amino acids
Theoretical weight: 54.34 KDa
Source organism: Mycolicibacterium smegmatis MC2 155
UniProt:
  • Canonical: A0QNR7 (Residues: 1-518; Coverage: 100%)
Gene name: MSMEG_0139
Pfam:
InterPro:
Mce-family protein mce1f in PDB entry 8fee, assembly 1, front view.
Mce-family protein mce1f in PDB entry 8fee, assembly 1, side view.
Mce-family protein mce1f in PDB entry 8fee, assembly 1, top view.
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ABC transporter domain-containing protein; Green fluorescent protein
Chains: G, H
Length: 653 amino acids
Theoretical weight: 71.62 KDa
Source organisms: UniProt:
  • Canonical: A0QS64 (Residues: 1-360; Coverage: 100%)
  • Canonical: P42212 (Residues: 33-238; Coverage: 87%)
    • nullnull
Gene names: GFP, MSMEG_1366
Pfam:
InterPro:
ABC transporter domain-containing protein in PDB entry 8fee, assembly 1, front view.
ABC transporter domain-containing protein in PDB entry 8fee, assembly 1, side view.
ABC transporter domain-containing protein in PDB entry 8fee, assembly 1, top view.
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ABC transporter permease
Chain: I
Length: 266 amino acids
Theoretical weight: 27.67 KDa
Source organism: Mycolicibacterium smegmatis MC2 155
UniProt:
  • Canonical: A0QNR0 (Residues: 1-266; Coverage: 100%)
Gene name: MSMEG_0132
Pfam: Permease MlaE
InterPro: ABC transporter permease MalE
ABC transporter permease in PDB entry 8fee, assembly 1, front view.
ABC transporter permease in PDB entry 8fee, assembly 1, side view.
ABC transporter permease in PDB entry 8fee, assembly 1, top view.
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ABC-transporter integral membrane protein
Chain: J
Length: 289 amino acids
Theoretical weight: 30.81 KDa
Source organism: Mycolicibacterium smegmatis MC2 155
UniProt:
  • Canonical: A0QNR1 (Residues: 1-289; Coverage: 100%)
Gene name: MSMEG_0133
Pfam: Permease MlaE
InterPro: ABC transporter permease MalE
ABC-transporter integral membrane protein in PDB entry 8fee, assembly 1, front view.
ABC-transporter integral membrane protein in PDB entry 8fee, assembly 1, side view.
ABC-transporter integral membrane protein in PDB entry 8fee, assembly 1, top view.
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