SMTL ID : 2arp.1

Activin A in complex with Fs12 fragment of follistatin

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

hetero-2-2-mer

Ligands

6 x NI: NICKEL (II) ION(Non-covalent)

NI.1: 2 residues within 4Å: Chain A: H.65, H.71 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:H.65, A:H.71, H2O.1, H2O.1, H2O.3 NI.2: 2 residues within 4Å: Chain A: H.36 Chain B: E.66 5 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: A:H.36, B:E.66, H2O.2, H2O.5, H2O.6 NI.3: 2 residues within 4Å: Chain A: K.13, E.111 No protein-ligand interaction detected (PLIP) NI.9: 2 residues within 4Å: Chain C: H.65, H.71 5 PLIP interactions: 2 interactions with chain C, 3 Ligand-Water interactions Metal complexes: C:H.65, C:H.71, H2O.7, H2O.8, H2O.9 NI.10: 2 residues within 4Å: Chain C: H.36 Chain D: E.66 5 PLIP interactions: 1 interactions with chain C, 1 interactions with chain D, 3 Ligand-Water interactions Metal complexes: C:H.36, D:E.66, H2O.8, H2O.12, H2O.13 NI.11: 2 residues within 4Å: Chain C: K.13, E.111 No protein-ligand interaction detected (PLIP)

2 x 1PG: 2-(2-{2-[2-(2-METHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHOXY)-ETHANOL(Non-covalent)

1PG.4: 7 residues within 4Å: Chain A: W.25, W.28, M.91, Y.93 Chain C: L.56, S.57, F.58 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:F.58 1PG.12: 7 residues within 4Å: Chain A: L.56, S.57, F.58 Chain C: W.25, W.28, M.91, Y.93 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:F.58

8 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 2 residues within 4Å: Chain A: P.83, L.86 1 PLIP interactions: 1 interactions with chain A Water bridges: A:L.86 GOL.6: 3 residues within 4Å: Chain B: N.120, L.144, A.145 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:N.120, B:N.120 GOL.7: 4 residues within 4Å: Chain A: F.17, S.33, G.34 Chain B: E.68 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:S.33, A:G.34, B:E.68 Water bridges: A:S.33 GOL.8: 6 residues within 4Å: Chain A: N.99, I.100, I.101 Chain B: D.93, Q.94, S.141 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:D.93, B:S.141, A:I.100 Water bridges: B:S.141 GOL.13: 2 residues within 4Å: Chain C: P.83, L.86 1 PLIP interactions: 1 interactions with chain C Water bridges: C:L.86 GOL.14: 3 residues within 4Å: Chain D: N.120, L.144, A.145 2 PLIP interactions: 2 interactions with chain D Hydrogen bonds: D:N.120, D:N.120 GOL.15: 4 residues within 4Å: Chain C: F.17, S.33, G.34 Chain D: E.68 4 PLIP interactions: 3 interactions with chain C, 1 interactions with chain D Hydrogen bonds: C:S.33, C:G.34, D:E.68 Water bridges: C:S.33 GOL.16: 6 residues within 4Å: Chain C: N.99, I.100, I.101 Chain D: D.93, Q.94, S.141 4 PLIP interactions: 3 interactions with chain D, 1 interactions with chain C Hydrogen bonds: D:D.93, D:S.141, C:I.100 Water bridges: D:S.141

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Harrington, A.E. et al., Structural basis for the inhibition of activin signalling by follistatin. Embo J. (2006)

Release Date

2006-03-07

Peptides

Inhibin beta A chain: AC
Follistatin: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
A

B
F

D
F

Inhibin beta A chain

Follistatin

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