SMTL ID : 8e7x.1 (1 other biounit)

RsTSPO A138F with one Heme bound

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

homo-dimer

Ligands

7 x OLC: (2R)-2,3-dihydroxypropyl (9Z)-octadec-9-enoate(Non-covalent)

OLC.1: 10 residues within 4Å: Chain A: N.2, M.3, S.52, L.53, L.56, L.59, M.62, R.63, P.131, W.135 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:L.53, A:L.56, A:L.56, A:L.59, A:P.131, A:W.135 Hydrogen bonds: A:R.63 OLC.2: 11 residues within 4Å: Chain A: A.6, L.9, T.10, L.12, A.13, C.15, G.16, A.19, T.51, Y.54 Ligands: OLC.6 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:A.6, A:L.12, A:L.12, A:A.13 Hydrogen bonds: A:T.51 OLC.3: 3 residues within 4Å: Chain A: P.42, W.44 Ligands: OLC.4 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:W.44 OLC.4: 5 residues within 4Å: Chain A: W.38, W.39, N.40, P.41 Ligands: OLC.3 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:P.41 OLC.5: 9 residues within 4Å: Chain A: F.76, F.83, F.110, W.116 Chain B: A.6, T.10, A.13, G.16, T.20 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:A.13, A:F.83, A:F.110 OLC.6: 13 residues within 4Å: Chain A: A.13, G.16, T.20, A.23, L.24 Chain B: F.83, T.99, A.102, V.103, V.106, L.109, F.110 Ligands: OLC.2 7 PLIP interactions: 6 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:F.83, B:V.103, B:V.106, B:L.109, B:F.110, B:F.110, A:A.13 OLC.7: 4 residues within 4Å: Chain B: F.144, M.147, R.148, W.151 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:F.144 Hydrogen bonds: B:R.148

1 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.8: 18 residues within 4Å: Chain B: P.18, G.22, A.23, K.26, P.27, Y.31, R.43, F.46, P.47, W.50, Y.54, N.84, W.87, T.88, F.92, M.107, A.139, L.142 20 PLIP interactions: 19 interactions with chain B, 1 Ligand-Water interactions, Hydrophobic interactions: B:P.27, B:Y.31, B:Y.31, B:R.43, B:F.46, B:F.46, B:W.50, B:W.50, B:W.50, B:Y.54, B:W.87, B:W.87, B:W.87, B:W.87, B:W.87, B:F.92 Salt bridges: B:K.26, B:R.43 pi-Stacking: B:F.46 Metal complexes: H2O.2

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Liu, J. et al., New TSPO Crystal Structures of Mutant and Heme-Bound Forms with Altered Flexibility, Ligand Binding, and Porphyrin Degradation Activity. Biochemistry (2023)

Release Date

2023-03-29

Peptides

Tryptophan-rich sensory protein: 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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Tryptophan-rich sensory protein

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