SMTL ID : 4x8y.1 (1 other biounit)

Crystal structure of human PGRMC1 cytochrome b5-like domain

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.95 Å

Oligo State

homo-dimer

Ligands

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

HEM.1: 16 residues within 4Å: Chain A: K.42, F.43, Y.44, Y.50, G.61, L.62, F.65, C.66, L.67, W.93, F.97, K.100, Y.101 Chain B: F.65, W.93 Ligands: HEM.2 12 PLIP interactions: 11 interactions with chain A, 1 interactions with chain B, Hydrophobic interactions: A:F.43, A:F.43, A:Y.50, A:L.62, A:L.67, A:F.97, B:W.93 Hydrogen bonds: A:Y.101 Salt bridges: A:K.42, A:K.100 pi-Stacking: A:Y.50 Metal complexes: A:Y.50 HEM.2: 16 residues within 4Å: Chain A: F.65, W.93 Chain B: K.42, F.43, Y.44, Y.50, G.61, L.62, F.65, C.66, L.67, W.93, F.97, K.100, Y.101 Ligands: HEM.1 12 PLIP interactions: 1 interactions with chain A, 11 interactions with chain B, Hydrophobic interactions: A:W.93, B:F.43, B:F.43, B:Y.50, B:L.62, B:L.67, B:F.97 Hydrogen bonds: B:Y.44 Salt bridges: B:K.42, B:K.100 pi-Stacking: B:Y.50 Metal complexes: B:Y.50

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kabe, Y. et al., Haem-dependent dimerization of PGRMC1/Sigma-2 receptor facilitates cancer proliferation and chemoresistance. Nat Commun (2016)

Release Date

2016-03-23

Peptides

Membrane-associated progesterone receptor component 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Membrane-associated progesterone receptor component 1

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