SMTL ID : 4s21.1

Crystal structure of the photosensory core module of bacteriophytochrome RPA3015 from R. palustris

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.25 Å

Oligo State

homo-dimer

Ligands

2 x BLA: BILIVERDINE IX ALPHA(Covalent)

BLA.1: 24 residues within 4Å: Chain A: C.35, E.38, I.40, M.189, Y.191, F.218, S.221, D.222, I.223, P.224, Y.231, R.269, V.271, S.272, V.274, H.275, Y.278, M.279, T.287, M.288, S.289, A.303, H.305, P.485 17 PLIP interactions: 17 interactions with chain A Hydrophobic interactions: A:F.218, A:F.218, A:I.223, A:V.271, A:V.274, A:Y.278 Hydrogen bonds: A:D.222, A:D.222, A:Y.231, A:S.272, A:H.275, A:Y.278, A:T.287 Salt bridges: A:R.269, A:H.275 pi-Stacking: A:F.218, A:H.275 BLA.2: 24 residues within 4Å: Chain B: C.35, M.189, Y.191, V.201, S.221, D.222, I.223, P.224, Y.231, R.237, R.269, S.270, V.271, S.272, V.274, H.275, Y.278, T.287, M.288, S.289, L.301, A.303, H.305, R.486 19 PLIP interactions: 19 interactions with chain B Hydrophobic interactions: B:Y.191, B:V.201, B:I.223, B:I.223, B:P.224, B:R.237, B:V.274, B:H.275, B:L.301, B:A.303 Hydrogen bonds: B:D.222, B:D.222, B:Y.231, B:S.272, B:S.289, B:H.305 Salt bridges: B:R.269, B:H.275 pi-Cation interactions: B:H.275

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yang, X. et al., Light Signaling Mechanism of Two Tandem Bacteriophytochromes. Structure (2015)

Release Date

2015-07-15

Peptides

Bacteriophytochrome (Light-regulated signal transduction histidine kinase), PhyB1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Bacteriophytochrome (Light-regulated signal transduction histidine kinase), PhyB1