SMTL ID : 9fv3.1

MsbA in MSP2N2 Nanodisc inward-facing narrow open

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY 3.90 Å

Oligo State

homo-dimer

Ligands

1 x KDL: (2~{R},4~{R},5~{R},6~{R})-6-[(1~{R})-1,2-bis(oxidanyl)ethyl]-2-[(2~{R},4~{R},5~{R},6~{R})-6-[(1~{R})-1,2-bis(oxidanyl)ethyl]-2-carboxy-2-[[(2~{R},3~{S},4~{R},5~{R},6~{R})-5-[[(3~{R})-3-dodecanoyloxytetradecanoyl]amino]-6-[[(2~{R},3~{S},4~{R},5~{R},6~{R})-3-oxidanyl-5-[[(3~{R})-3-oxidanyltetradecanoyl]amino]-4-[(3~{R})-3-oxidanyltetradecanoyl]oxy-6-phosphonooxy-oxan-2-yl]methoxy]-3-phosphonooxy-4-[(3~{R})-3-tetradecanoyloxytetradecanoyl]oxy-oxan-2-yl]methoxy]-5-oxidanyl-oxan-4-yl]oxy-4,5-bis(oxidanyl)oxane-2-carboxylic acid

KDL.1: 47 residues within 4Å: Chain A: D.41, M.44, L.45, L.47, L.48, R.78, R.148, L.171, L.174, A.175, Q.256, A.259, A.262, L.263, T.285, F.288, S.289, M.291, I.292, A.293, L.294, M.295, R.296, L.298, K.299 Chain B: D.41, M.44, L.45, L.47, L.48, R.78, R.148, E.149, L.171, V.178, Q.256, A.259, A.262, F.288, S.289, M.291, I.292, A.293, M.295, R.296, K.299, S.300 44 PLIP interactions: 24 interactions with chain B, 20 interactions with chain A Hydrophobic interactions: B:L.47, B:L.48, B:L.48, B:L.171, B:V.178, B:A.259, B:A.262, B:F.288, B:F.288, B:F.288, B:I.292, B:I.292, B:A.293, A:L.47, A:L.48, A:L.48, A:L.48, A:L.174, A:A.262, A:L.263, A:F.288, A:F.288, A:M.291, A:I.292, A:I.292, A:A.293, A:L.294, A:L.298 Hydrogen bonds: B:E.149, B:E.149, B:R.296, B:K.299, B:K.299, B:S.300, A:R.78 Salt bridges: B:R.78, B:R.78, B:R.78, B:R.148, B:R.296, A:R.148, A:R.296, A:R.296, A:R.296

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hoffmann, L. et al., The ABC transporter MsbA in a dozen environments. Structure (2025)

Release Date

2025-03-19

Peptides

ATP-dependent lipid A-core flippase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Membrane

We predict this structure to be a membrane protein.
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ATP-dependent lipid A-core flippase

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