SMTL ID : 7yag.1

CryoEM structure of SPCA1a in E1-Ca-AMPPCP state subclass 1

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-mer

Ligands

1 x ACP: PHOSPHOMETHYLPHOSPHONIC ACID ADENYLATE ESTER(Non-covalent)

ACP.1: 23 residues within 4Å: Chain A: D.378, K.379, T.380, K.452, T.454, E.455, F.482, S.484, K.487, W.488, M.489, K.508, G.509, A.510, R.551, V.552, L.553, T.598, G.599, D.600, R.647, K.653, D.676 17 PLIP interactions: 17 interactions with chain A Hydrogen bonds: A:K.379, A:T.380, A:T.380, A:E.455, A:S.484, A:K.508, A:R.551, A:R.551, A:R.551, A:G.599, A:D.600, A:D.600, A:R.647, A:R.647, A:K.653 Salt bridges: A:K.487 pi-Stacking: A:F.482

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 8 residues within 4Å: Chain A: V.331, A.332, I.334, E.336, Q.734, N.766, M.769, D.770 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:V.331, A:A.332, A:I.334, A:E.336, A:D.770

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chen, Z. et al., Cryo-EM structures of human SPCA1a reveal the mechanism of Ca 2+ /Mn 2+ transport into the Golgi apparatus. Sci Adv (2023)

Release Date

2023-03-22

Peptides

Calcium-transporting ATPase type 2C member 1: A
nanobody head piece of megabody: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

Membrane

We predict this structure to be a membrane protein.
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Calcium-transporting ATPase type 2C member 1

nanobody head piece of megabody

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