SMTL ID : 5e4w.3 (2 other biounits)

Crystal structure of cpSRP43 chromodomains 2 and 3 in complex with the Alb3 tail

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

hetero-1-1-mer

Ligands

1 x SER- LYS- ARG- SER- LYS- ARG- LYS- ARG- THR: Inner membrane protein ALBINO3, chloroplastic(Non-covalent)

SER-LYS-ARG-SER-LYS-ARG-LYS-ARG-THR.1: 18 residues within 4Å: Chain A: W.30 Chain B: V.8, D.9, E.10, D.48, G.52, L.53, E.54, Y.55, A.56, W.79, D.81, M.82, W.87, E.88, N.92, D.94, S.95 24 PLIP interactions: 24 interactions with chain B Hydrophobic interactions: B:E.54, B:W.79, B:N.92 Hydrogen bonds: B:D.9, B:D.9, B:E.10, B:E.10, B:D.48, B:G.52, B:L.53, B:E.54, B:E.54, B:E.54, B:A.56, B:E.88, B:N.92, B:D.94, B:D.94, B:S.95 Salt bridges: B:D.9, B:E.54, B:D.81 pi-Cation interactions: B:Y.55, B:W.79

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 3 residues within 4Å: Chain A: G.96, Q.97, E.100 1 PLIP interactions: 1 interactions with chain A Water bridges: A:S.94

1 x CA: CALCIUM ION(Non-covalent)

CA.3: 1 residues within 4Å: Chain B: E.4 4 PLIP interactions: 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:E.4, H2O.1, H2O.1, H2O.1

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Horn, A. et al., Structural basis for cpSRP43 chromodomain selectivity and dynamics in Alb3 insertase interaction. Nat Commun (2015)

Release Date

2015-12-02

Peptides

Thioredoxin-1: A
Signal recognition particle 43 kDa protein, chloroplastic: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
C

Thioredoxin-1

Signal recognition particle 43 kDa protein, chloroplastic

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