SMTL ID : 5zmw.1

Crystal structure of the E309Q mutant of SR Ca2+-ATPase in E2(TG)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

monomer

Ligands

1 x NA: SODIUM ION(Non-functional Binders)

NA.1: 4 residues within 4Å: Chain A: L.717, K.718, A.720, E.738 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:E.738

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

SO4.2: 5 residues within 4Å: Chain A: R.621, I.625, R.626, V.627, I.647 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:V.627 Water bridges: A:R.657 Salt bridges: A:R.621

1 x TG1: OCTANOIC ACID [3S-[3ALPHA, 3ABETA, 4ALPHA, 6BETA, 6ABETA, 7BETA, 8ALPHA(Z), 9BALPHA]]-6-(ACETYLOXY)-2,3,-3A,4,5,6,6A,7,8,9B-DECAHYDRO-3,3A-DIHYDROXY-3,6,9-TRIMETHYL-8-[(2-METHYL-1-OXO-2-BUTENYL)OXY]-2-OXO-4-(1-OXOBUTOXY)-AZULENO[4,5-B]FURAN-7-YL ESTER(Non-covalent)

TG1.3: 17 residues within 4Å: Chain A: L.259, E.261, F.262, Q.265, L.266, V.269, A.312, I.771, N.774, V.775, V.778, F.782, L.834, I.835, F.840, Y.843, M.844 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:L.259, A:F.262, A:F.262, A:Q.265, A:L.266, A:I.771, A:V.775, A:V.778, A:V.778, A:F.782, A:I.835, A:M.844 Hydrogen bonds: A:E.261, A:E.261, A:I.835

2 x DMU: DECYL-BETA-D-MALTOPYRANOSIDE(Non-covalent)

DMU.4: 12 residues within 4Å: Chain A: E.418, T.421, F.461, L.484, M.485, R.511, K.517, R.535, T.538, T.539, R.540, D.574 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:E.418, A:T.421, A:F.461, A:L.484 Hydrogen bonds: A:K.517, A:R.535, A:T.539, A:R.540, A:R.540 Salt bridges: A:K.517, A:R.535, A:R.540 DMU.5: 9 residues within 4Å: Chain A: L.102, I.105, W.113, Q.114, G.316, A.319, L.803, V.804, G.807 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:L.102, A:I.105 Hydrogen bonds: A:Q.114, A:G.316

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tsunekawa, N. et al., Mechanism of the E2 to E1 transition in Ca2+pump revealed by crystal structures of gating residue mutants. Proc. Natl. Acad. Sci. U.S.A. (2018)

Release Date

2019-04-03

Peptides

Sarcoplasmic/endoplasmic reticulum calcium ATPase 1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Membrane

We predict this structure to be a membrane protein.
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Sarcoplasmic/endoplasmic reticulum calcium ATPase 1