SMTL ID : 4dvq.1 (1 other biounit)

Structure of human aldosterone synthase, CYP11B2, in complex with deoxycorticosterone

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.49 Å

Oligo State

homo-hexamer

Ligands

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

HEM.1: 25 residues within 4Å: Chain A: R.84, V.103, F.104, W.111, R.115, E.284, L.285, G.288, S.289, T.292, T.293, P.296, L.356, R.358, P.416, F.417, G.418, F.419, R.422, Q.423, C.424, L.425, G.426, A.430 Ligands: 1CA.2 14 PLIP interactions: 14 interactions with chain A, Hydrophobic interactions: A:F.104, A:L.285, A:P.296, A:L.356, A:F.417, A:F.417 Hydrogen bonds: A:F.419, A:F.419 Salt bridges: A:R.84, A:R.84, A:R.115, A:R.358, A:R.422 Metal complexes: A:C.424 HEM.4: 24 residues within 4Å: Chain B: R.84, V.103, F.104, W.111, R.115, E.284, L.285, G.288, S.289, T.292, T.293, V.352, L.356, R.358, P.416, F.417, G.418, F.419, R.422, Q.423, C.424, G.426, A.430 Ligands: 1CA.5 15 PLIP interactions: 15 interactions with chain B, Hydrophobic interactions: B:V.103, B:F.104, B:L.285, B:V.352, B:L.356, B:F.417, B:F.417 Hydrogen bonds: B:F.419, B:F.419 Salt bridges: B:R.84, B:R.84, B:R.115, B:R.358, B:R.422 Metal complexes: B:C.424 HEM.7: 26 residues within 4Å: Chain C: R.84, V.103, F.104, W.111, R.115, E.284, L.285, G.288, S.289, T.292, T.293, P.296, V.352, L.356, R.358, P.416, F.417, G.418, F.419, R.422, Q.423, C.424, L.425, G.426, A.430 Ligands: 1CA.8 17 PLIP interactions: 17 interactions with chain C, Hydrophobic interactions: C:V.103, C:F.104, C:L.285, C:P.296, C:L.356, C:F.417, C:F.417, C:L.425, C:L.425 Hydrogen bonds: C:F.417, C:F.419 Salt bridges: C:R.84, C:R.84, C:R.115, C:R.358, C:R.422 Metal complexes: C:C.424 HEM.10: 25 residues within 4Å: Chain D: R.84, V.103, F.104, W.111, R.115, E.284, L.285, G.288, S.289, T.292, T.293, V.352, L.356, R.358, P.416, F.417, G.418, F.419, R.422, Q.423, C.424, L.425, G.426, A.430 Ligands: 1CA.11 17 PLIP interactions: 17 interactions with chain D, Hydrophobic interactions: D:V.103, D:F.104, D:L.285, D:V.352, D:L.356, D:F.417, D:F.417, D:L.425, D:A.430 Hydrogen bonds: D:F.419 Water bridges: D:E.357 Salt bridges: D:R.84, D:R.84, D:R.115, D:R.358, D:R.422 Metal complexes: D:C.424 HEM.13: 25 residues within 4Å: Chain E: R.84, V.103, F.104, W.111, R.115, E.284, L.285, G.288, S.289, T.292, T.293, V.352, L.356, R.358, P.416, F.417, G.418, F.419, R.422, Q.423, C.424, L.425, G.426, A.430 Ligands: 1CA.14 15 PLIP interactions: 15 interactions with chain E, Hydrophobic interactions: E:V.103, E:F.104, E:L.285, E:V.352, E:L.356, E:F.417, E:L.425 Hydrogen bonds: E:F.419, E:F.419 Salt bridges: E:R.84, E:R.84, E:R.115, E:R.358, E:R.422 Metal complexes: E:C.424 HEM.16: 25 residues within 4Å: Chain F: R.84, V.103, F.104, W.111, R.115, E.284, L.285, G.288, S.289, T.292, T.293, V.352, L.356, R.358, P.416, F.417, G.418, F.419, R.422, Q.423, C.424, L.425, G.426, A.430 Ligands: 1CA.17 15 PLIP interactions: 15 interactions with chain F, Hydrophobic interactions: F:F.104, F:L.285, F:V.352, F:L.356, F:F.417, F:F.417, F:L.425 Hydrogen bonds: F:F.417, F:F.419 Salt bridges: F:R.84, F:R.84, F:R.115, F:R.358, F:R.422 Metal complexes: F:C.424

6 x 1CA: DESOXYCORTICOSTERONE(Non-covalent)

1CA.2: 11 residues within 4Å: Chain A: W.90, F.104, F.205, E.284, G.288, G.353, F.355, L.356, F.461, I.462 Ligands: HEM.1 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:W.90, A:F.104, A:F.104, A:F.205, A:F.205, A:E.284, A:F.461, A:I.462 1CA.5: 13 residues within 4Å: Chain B: W.90, F.104, F.205, E.284, G.288, T.292, G.353, L.354, F.355, L.356, F.461, I.462 Ligands: HEM.4 9 PLIP interactions: 9 interactions with chain B Hydrophobic interactions: B:W.90, B:F.104, B:F.104, B:F.205, B:F.205, B:E.284, B:F.461, B:I.462 Hydrogen bonds: B:F.355 1CA.8: 13 residues within 4Å: Chain C: W.90, F.104, F.205, E.284, G.288, T.292, G.353, L.354, F.355, L.356, F.461, I.462 Ligands: HEM.7 8 PLIP interactions: 8 interactions with chain C Hydrophobic interactions: C:W.90, C:F.104, C:F.104, C:F.205, C:E.284, C:T.292, C:F.461, C:I.462 1CA.11: 13 residues within 4Å: Chain D: W.90, F.104, F.205, E.284, G.288, T.292, G.353, L.354, F.355, L.356, F.461, I.462 Ligands: HEM.10 7 PLIP interactions: 7 interactions with chain D Hydrophobic interactions: D:W.90, D:F.104, D:F.205, D:F.205, D:E.284, D:F.461, D:I.462 1CA.14: 12 residues within 4Å: Chain E: W.90, F.104, F.205, E.284, G.288, T.292, G.353, L.354, F.355, F.461, I.462 Ligands: HEM.13 9 PLIP interactions: 9 interactions with chain E Hydrophobic interactions: E:W.90, E:F.104, E:F.104, E:F.104, E:F.205, E:E.284, E:T.292, E:F.461, E:I.462 1CA.17: 12 residues within 4Å: Chain F: W.90, F.104, F.205, E.284, G.288, G.353, L.354, F.355, L.356, F.461, I.462 Ligands: HEM.16 8 PLIP interactions: 8 interactions with chain F Hydrophobic interactions: F:W.90, F:F.104, F:F.104, F:F.104, F:F.205, F:E.284, F:F.461, F:I.462

6 x SO4: SULFATE ION(Non-functional Binders)

SO4.3: 3 residues within 4Å: Chain A: R.340, R.427, R.428 5 PLIP interactions: 5 interactions with chain A Water bridges: A:R.340, A:R.340 Salt bridges: A:R.340, A:R.427, A:R.428 SO4.6: 3 residues within 4Å: Chain B: R.340, R.427, R.428 3 PLIP interactions: 3 interactions with chain B Salt bridges: B:R.340, B:R.427, B:R.428 SO4.9: 4 residues within 4Å: Chain C: R.340, R.427, R.428, E.431 3 PLIP interactions: 3 interactions with chain C Salt bridges: C:R.340, C:R.427, C:R.428 SO4.12: 3 residues within 4Å: Chain D: R.340, R.427, R.428 3 PLIP interactions: 3 interactions with chain D Salt bridges: D:R.340, D:R.427, D:R.428 SO4.15: 4 residues within 4Å: Chain E: T.333, R.340, R.427, R.428 3 PLIP interactions: 3 interactions with chain E Salt bridges: E:R.340, E:R.427, E:R.428 SO4.18: 3 residues within 4Å: Chain F: R.340, R.427, R.428 3 PLIP interactions: 3 interactions with chain F Salt bridges: F:R.340, F:R.427, F:R.428

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Strushkevich, N. et al., Structural insights into aldosterone synthase substrate specificity and targeted inhibition. Mol.Endocrinol. (2013)

Release Date

2013-01-30

Peptides

Cytochrome P450 11B2, mitochondrial: ABCDEF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

F
F

Cytochrome P450 11B2, mitochondrial

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