SMTL ID : 4b1w.1

Structure of the Phactr1 RPEL-2 domain bound to actin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.95 Å

Oligo State

hetero-1-1-mer

Ligands

1 x LAB: LATRUNCULIN B(Non-covalent)

LAB.1: 16 residues within 4Å: Chain A: G.16, L.17, P.33, I.35, Q.60, R.63, Y.70, D.158, G.183, R.184, T.187, R.207, E.208, R.211, K.214 Ligands: ATP.2 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:P.33, A:I.35, A:Q.60, A:Y.70, A:E.208 Hydrogen bonds: A:D.158, A:R.211, A:K.214 Salt bridges: A:R.211

1 x ATP: ADENOSINE-5'-TRIPHOSPHATE(Non-covalent)

ATP.2: 22 residues within 4Å: Chain A: G.14, S.15, G.16, L.17, K.19, G.75, G.157, D.158, G.159, V.160, G.183, R.211, K.214, E.215, G.302, G.303, T.304, M.306, Y.307, K.337 Ligands: LAB.1, MG.3 21 PLIP interactions: 21 interactions with chain A Hydrogen bonds: A:S.15, A:S.15, A:G.16, A:L.17, A:L.17, A:G.157, A:D.158, A:D.158, A:G.159, A:V.160, A:V.160, A:K.214, A:E.215, A:G.303 Water bridges: A:K.19, A:K.19, A:K.19, A:K.19 Salt bridges: A:K.19, A:K.19 pi-Stacking: A:Y.307

1 x MG: MAGNESIUM ION(Non-functional Binders)

MG.3: 1 residues within 4Å: Ligands: ATP.2 No protein-ligand interaction detected (PLIP)

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

SO4.4: 3 residues within 4Å: Chain A: Y.70, R.184, R.207 4 PLIP interactions: 4 interactions with chain A Water bridges: A:R.184, A:R.184 Salt bridges: A:R.184, A:R.207

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 3 residues within 4Å: Chain A: D.25, D.26, A.27 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:D.25, A:D.26, A:D.26, A:A.27, A:A.27

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Mouilleron, S. et al., Structures of the Phactr1 RPEL domain and RPEL motif complexes with G-actin reveal the molecular basis for actin binding cooperativity. Structure (2012)

Release Date

2013-07-31

Peptides

ACTIN, ALPHA SKELETAL MUSCLE: A
PHOSPHATASE AND ACTIN REGULATOR 1: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
M

ACTIN, ALPHA SKELETAL MUSCLE

PHOSPHATASE AND ACTIN REGULATOR 1