SMTL ID : 4b1y.1

Structure of the Phactr1 RPEL-3 bound to G-actin

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.29 Å

Oligo State

hetero-1-1-mer

Ligands

1 x LAB: LATRUNCULIN B(Non-covalent)

LAB.1: 15 residues within 4Å: Chain A: G.16, L.17, P.33, I.35, Q.60, 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:Y.70, A:E.208 Hydrogen bonds: A:Y.70, 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 24 PLIP interactions: 24 interactions with chain A Hydrogen bonds: A:S.15, A:G.16, A:L.17, A:L.17, A:G.157, A:D.158, A:D.158, A:D.158, A:G.159, A:V.160, A:V.160, A:K.214, A:E.215, A:G.303, A:T.304, A:K.337 Water bridges: A:K.19, A:K.19, A:K.19, A:E.215, A:Y.307 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 1PE: PENTAETHYLENE GLYCOL(Non-functional Binders)

1PE.4: 9 residues within 4Å: Chain A: Y.134, T.352, F.353, Q.355, M.356, R.373, K.374, F.376 Chain B: R.15 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:R.15 Water bridges: A:Y.144, A:Q.355

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 5 residues within 4Å: Chain A: Y.219, L.237, R.255, P.308 Ligands: PEG.8 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Y.219, A:R.255, A:R.255

3 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.6: 5 residues within 4Å: Chain A: L.111, N.112, R.117, H.372 Ligands: P6G.9 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:K.114, A:R.117 Water bridges: A:L.111 PEG.7: 2 residues within 4Å: Chain A: P.173, H.174 5 PLIP interactions: 2 interactions with chain B, 3 interactions with chain A Water bridges: B:I.28, B:R.29, A:H.174, A:H.174 Hydrogen bonds: A:I.176 PEG.8: 4 residues within 4Å: Chain A: L.217, K.239, R.255 Ligands: GOL.5 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:K.239, A:R.255 Water bridges: A:S.240

1 x P6G: HEXAETHYLENE GLYCOL(Non-functional Binders)

P6G.9: 10 residues within 4Å: Chain A: I.137, A.171, P.173, F.376 Chain B: V.18, E.19, R.22, L.27, R.29 Ligands: PEG.6 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:E.19, B:R.22, B:R.22, A:F.376

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

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