SMTL ID : 4x6r.1

An Isoform-specific Myristylation Switch Targets RIIb PKA Holoenzymes to Membranes

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

hetero-1-1-mer

Ligands

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

SO4.1: 2 residues within 4Å: Chain A: R.137, H.260 4 PLIP interactions: 4 interactions with chain A Water bridges: A:H.260, A:H.260 Salt bridges: A:R.137, A:H.260 SO4.6: 3 residues within 4Å: Chain A: R.194, N.216, K.217 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.216 Water bridges: A:G.193 Salt bridges: A:R.194, A:K.217 SO4.9: 4 residues within 4Å: Chain B: F.233, G.234, E.235, I.236 11 PLIP interactions: 11 interactions with chain B Hydrogen bonds: B:G.234, B:I.236 Water bridges: B:E.235, B:E.235, B:E.235, B:E.235, B:A.237, B:K.244, B:K.244, B:K.244 Salt bridges: B:K.244 SO4.10: 3 residues within 4Å: Chain B: Q.194, G.195, R.214 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:Q.194 Water bridges: B:R.214 Salt bridges: B:R.214 SO4.11: 7 residues within 4Å: Chain B: I.74, E.79, G.80, D.81, N.82, Y.84, R.120 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:D.81, B:N.82, B:Y.84 Water bridges: B:D.78, B:R.120, B:R.120 Salt bridges: B:R.120 SO4.12: 4 residues within 4Å: Chain B: M.240, N.241, R.242, R.261 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:N.241, B:R.242 Water bridges: B:N.241, B:N.241, B:R.261 Salt bridges: B:R.261

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

ATP.2: 29 residues within 4Å: Chain A: L.49, G.50, T.51, G.52, S.53, F.54, G.55, V.57, A.70, K.72, V.104, M.120, E.121, Y.122, V.123, E.127, D.166, K.168, E.170, N.171, L.173, T.183, D.184, F.327 Chain B: R.5, G.7, A.8 Ligands: MG.7, MG.8 15 PLIP interactions: 13 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:S.53, A:F.54, A:G.55, A:E.121, A:V.123, A:E.127, A:D.166, A:N.171, A:N.171, A:T.183, B:R.5, B:A.8 Salt bridges: A:K.72, A:K.72, A:K.168

1 x TAM: TRIS(HYDROXYETHYL)AMINOMETHANE(Non-covalent)

TAM.3: 9 residues within 4Å: Chain A: K.189, R.194, T.195, W.196, T.197 Chain B: Y.14, T.15, E.16, E.17 6 PLIP interactions: 4 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:K.189, A:K.189, A:T.195, A:W.196, B:E.16 Hydrophobic interactions: B:E.16

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 3 residues within 4Å: Chain A: D.329, Y.330 Chain B: K.1 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Water bridges: A:T.51, A:D.329, B:K.1 Hydrogen bonds: B:K.1 GOL.13: 9 residues within 4Å: Chain A: K.83 Chain B: S.10, A.11, E.12, Y.14, E.79, Y.116, G.117, R.137 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:S.10, B:E.12, B:E.12, B:E.12, B:Y.14, B:E.79, B:G.117, B:R.137

1 x MYR: MYRISTIC ACID(Covalent)

MYR.5: 11 residues within 4Å: Chain A: G.1, N.2, F.18, F.100, L.152, E.155, Y.156, I.303, Y.306, Q.307, K.309 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:F.18, A:F.100, A:E.155, A:I.303, A:Y.306 Hydrogen bonds: A:K.309

2 x MG: MAGNESIUM ION(Non-covalent)

MG.7: 3 residues within 4Å: Chain A: N.171, D.184 Ligands: ATP.2 No protein-ligand interaction detected (PLIP) MG.8: 4 residues within 4Å: Chain A: F.54, D.184, G.186 Ligands: ATP.2 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhang, P. et al., An Isoform-Specific Myristylation Switch Targets Type II PKA Holoenzymes to Membranes. Structure (2015)

Release Date

2015-07-22

Peptides

cAMP-dependent protein kinase catalytic subunit alpha: A
cAMP-dependent protein kinase type I-alpha regulatory subunit: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

cAMP-dependent protein kinase catalytic subunit alpha

cAMP-dependent protein kinase type I-alpha regulatory subunit

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