SMTL ID : 7tai.1

Structure of STEAP2 in complex with ligands

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-trimer

Ligands

3 x FAD: FLAVIN-ADENINE DINUCLEOTIDE(Non-covalent)

FAD.1: 22 residues within 4Å: Chain A: L.267, V.270, Y.271, G.274, A.277, A.278, Q.281, K.287, R.302, K.303, G.306, L.371, L.374, A.375, S.378, F.391, Q.395, S.396, Y.400, K.462 Chain B: W.152, D.160 17 PLIP interactions: 12 interactions with chain A, 5 interactions with chain B Hydrophobic interactions: A:L.267, A:L.374, A:L.374 Hydrogen bonds: A:G.274, A:Q.281, A:K.287, A:Q.395, A:Y.400, A:Y.400, A:K.462, B:D.160, B:D.160 Salt bridges: A:R.302 pi-Cation interactions: A:K.462 pi-Stacking: B:W.152, B:W.152, B:W.152 FAD.7: 22 residues within 4Å: Chain B: L.267, V.270, Y.271, G.274, A.277, A.278, Q.281, K.287, R.302, K.303, G.306, L.371, L.374, A.375, S.378, F.391, Q.395, S.396, Y.400, K.462 Chain C: W.152, D.160 17 PLIP interactions: 12 interactions with chain B, 5 interactions with chain C Hydrophobic interactions: B:L.267, B:L.374, B:L.374 Hydrogen bonds: B:G.274, B:Q.281, B:K.287, B:Q.395, B:Y.400, B:Y.400, B:K.462, C:D.160, C:D.160 Salt bridges: B:R.302 pi-Cation interactions: B:K.462 pi-Stacking: C:W.152, C:W.152, C:W.152 FAD.13: 22 residues within 4Å: Chain A: W.152, D.160 Chain C: L.267, V.270, Y.271, G.274, A.277, A.278, Q.281, K.287, R.302, K.303, G.306, L.371, L.374, A.375, S.378, F.391, Q.395, S.396, Y.400, K.462 17 PLIP interactions: 12 interactions with chain C, 5 interactions with chain A Hydrophobic interactions: C:L.267, C:L.374, C:L.374 Hydrogen bonds: C:G.274, C:Q.281, C:K.287, C:Q.395, C:Y.400, C:Y.400, C:K.462, A:D.160, A:D.160 Salt bridges: C:R.302 pi-Cation interactions: C:K.462 pi-Stacking: A:W.152, A:W.152, A:W.152

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

HEM.2: 17 residues within 4Å: Chain A: P.260, I.261, I.264, A.313, H.316, V.317, S.320, Y.360, I.361, G.364, I.365, S.406, H.409, V.410, Y.413, F.432 Chain B: C.322 14 PLIP interactions: 14 interactions with chain A, Hydrophobic interactions: A:P.260, A:I.264, A:A.313, A:V.317, A:V.317, A:Y.360, A:I.365, A:V.410, A:Y.413, A:Y.413, A:Y.413 Salt bridges: A:K.257 Metal complexes: A:H.316, A:H.409 HEM.8: 17 residues within 4Å: Chain B: P.260, I.261, I.264, A.313, H.316, V.317, S.320, Y.360, I.361, G.364, I.365, S.406, H.409, V.410, Y.413, F.432 Chain C: C.322 14 PLIP interactions: 14 interactions with chain B, Hydrophobic interactions: B:P.260, B:I.264, B:A.313, B:V.317, B:V.317, B:Y.360, B:I.365, B:V.410, B:Y.413, B:Y.413, B:Y.413 Salt bridges: B:K.257 Metal complexes: B:H.316, B:H.409 HEM.14: 17 residues within 4Å: Chain A: C.322 Chain C: P.260, I.261, I.264, A.313, H.316, V.317, S.320, Y.360, I.361, G.364, I.365, S.406, H.409, V.410, Y.413, F.432 14 PLIP interactions: 14 interactions with chain C, Hydrophobic interactions: C:P.260, C:I.264, C:A.313, C:V.317, C:V.317, C:Y.360, C:I.365, C:V.410, C:Y.413, C:Y.413, C:Y.413 Salt bridges: C:K.257 Metal complexes: C:H.316, C:H.409

3 x NAP: NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE(Covalent)

NAP.3: 20 residues within 4Å: Chain A: G.37, S.38, G.39, D.40, F.41, S.60, R.61, N.62, A.92, I.93, H.94, H.97, S.100, V.116, S.117, N.118, N.147, V.149, S.150, A.151 20 PLIP interactions: 20 interactions with chain A Hydrophobic interactions: A:F.41, A:F.41 Hydrogen bonds: A:S.38, A:S.38, A:D.40, A:F.41, A:S.60, A:R.61, A:R.61, A:I.93, A:H.94, A:S.100, A:N.118, A:N.118, A:S.150 Salt bridges: A:R.61, A:H.94, A:H.94 pi-Stacking: A:H.97 pi-Cation interactions: A:R.61 NAP.9: 20 residues within 4Å: Chain B: G.37, S.38, G.39, D.40, F.41, S.60, R.61, N.62, A.92, I.93, H.94, H.97, S.100, V.116, S.117, N.118, N.147, V.149, S.150, A.151 20 PLIP interactions: 20 interactions with chain B Hydrophobic interactions: B:F.41, B:F.41 Hydrogen bonds: B:S.38, B:S.38, B:D.40, B:F.41, B:S.60, B:R.61, B:R.61, B:I.93, B:H.94, B:S.100, B:N.118, B:N.118, B:S.150 Salt bridges: B:R.61, B:H.94, B:H.94 pi-Stacking: B:H.97 pi-Cation interactions: B:R.61 NAP.15: 20 residues within 4Å: Chain C: G.37, S.38, G.39, D.40, F.41, S.60, R.61, N.62, A.92, I.93, H.94, H.97, S.100, V.116, S.117, N.118, N.147, V.149, S.150, A.151 20 PLIP interactions: 20 interactions with chain C Hydrophobic interactions: C:F.41, C:F.41 Hydrogen bonds: C:S.38, C:S.38, C:D.40, C:F.41, C:S.60, C:R.61, C:R.61, C:I.93, C:H.94, C:S.100, C:N.118, C:N.118, C:S.150 Salt bridges: C:R.61, C:H.94, C:H.94 pi-Stacking: C:H.97 pi-Cation interactions: C:R.61

3 x LBN: 1-palmitoyl-2-oleoyl-sn-glycero-3-phosphocholine(Non-covalent)

LBN.4: 22 residues within 4Å: Chain A: R.207, F.209, W.212, K.303, Q.304, L.307, F.310, F.311, M.314, A.318, S.372, A.375, V.376, S.378, I.379 Chain B: M.314 Chain C: L.368, G.369, S.372, V.376, T.377, V.382 16 PLIP interactions: 5 interactions with chain C, 11 interactions with chain A Hydrophobic interactions: C:L.368, C:V.376, C:T.377, C:V.382, C:V.382, A:L.307, A:F.310, A:F.311, A:F.311, A:M.314, A:A.318, A:V.376, A:I.379 Hydrogen bonds: A:Q.304 Salt bridges: A:K.303, A:K.303 LBN.10: 22 residues within 4Å: Chain A: L.368, G.369, S.372, V.376, T.377, V.382 Chain B: R.207, F.209, W.212, K.303, Q.304, L.307, F.310, F.311, M.314, A.318, S.372, A.375, V.376, S.378, I.379 Chain C: M.314 16 PLIP interactions: 11 interactions with chain B, 5 interactions with chain A Hydrophobic interactions: B:L.307, B:F.310, B:F.311, B:F.311, B:M.314, B:A.318, B:V.376, B:I.379, A:L.368, A:V.376, A:T.377, A:V.382, A:V.382 Hydrogen bonds: B:Q.304 Salt bridges: B:K.303, B:K.303 LBN.16: 22 residues within 4Å: Chain A: M.314 Chain B: L.368, G.369, S.372, V.376, T.377, V.382 Chain C: R.207, F.209, W.212, K.303, Q.304, L.307, F.310, F.311, M.314, A.318, S.372, A.375, V.376, S.378, I.379 16 PLIP interactions: 5 interactions with chain B, 11 interactions with chain C Hydrophobic interactions: B:L.368, B:V.376, B:T.377, B:V.382, B:V.382, C:L.307, C:F.310, C:F.311, C:F.311, C:M.314, C:A.318, C:V.376, C:I.379 Hydrogen bonds: C:Q.304 Salt bridges: C:K.303, C:K.303

6 x CLR: CHOLESTEROL(Non-covalent)

CLR.5: 8 residues within 4Å: Chain A: L.272, L.275, A.279, L.282, G.445, I.448, I.454, K.457 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:L.272, A:L.275, A:I.448, A:I.454, A:I.454 CLR.6: 7 residues within 4Å: Chain A: G.214, P.215, V.218, W.294, W.298, C.301, L.305 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:V.218, A:W.294, A:W.294, A:W.294, A:W.298, A:L.305 CLR.11: 8 residues within 4Å: Chain B: L.272, L.275, A.279, L.282, G.445, I.448, I.454, K.457 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:L.272, B:L.275, B:I.448, B:I.454, B:I.454 CLR.12: 7 residues within 4Å: Chain B: G.214, P.215, V.218, W.294, W.298, C.301, L.305 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:V.218, B:W.294, B:W.294, B:W.294, B:W.298, B:L.305 CLR.17: 8 residues within 4Å: Chain C: L.272, L.275, A.279, L.282, G.445, I.448, I.454, K.457 5 PLIP interactions: 5 interactions with chain C Hydrophobic interactions: C:L.272, C:L.275, C:I.448, C:I.454, C:I.454 CLR.18: 7 residues within 4Å: Chain C: G.214, P.215, V.218, W.294, W.298, C.301, L.305 6 PLIP interactions: 6 interactions with chain C Hydrophobic interactions: C:V.218, C:W.294, C:W.294, C:W.294, C:W.298, C:L.305

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chen, K. et al., Mechanism of stepwise electron transfer in six-transmembrane epithelial antigen of the prostate (STEAP) 1 and 2. Elife (2023)

Release Date

2023-01-25

Peptides

Metalloreductase STEAP2: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
A

C
C

Membrane

We predict this structure to be a membrane protein.
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Metalloreductase STEAP2