7yj2

Electron Microscopy
2.9Å resolution

Cryo-EM structure of SPT-ORMDL3 (ORMDL3-N13A) complex

Released:

Function and Biology Details

Reaction catalysed:
Palmitoyl-CoA + L-serine = CoA + 3-dehydro-D-sphinganine + CO(2)
Biochemical function:

Structure analysis Details

Assembly composition:
hetero pentamer (preferred)
PDBe Complex ID:
PDB-CPX-220460 (preferred)
Entry contents:
5 distinct polypeptide molecules
Macromolecules (5 distinct):
Serine palmitoyltransferase 2 Chain: B
Molecule details ›
Chain: B
Length: 562 amino acids
Theoretical weight: 63 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens
UniProt:
  • Canonical: O15270 (Residues: 1-562; Coverage: 100%)
Gene names: KIAA0526, LCB2, SPTLC2
Sequence domains: Aminotransferase class I and II
Serine palmitoyltransferase 1 Chain: E
Molecule details ›
Chain: E
Length: 50 amino acids
Theoretical weight: 5.9 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens
UniProt:
  • Canonical: O15269 (Residues: 1-50; Coverage: 11%)
Gene names: LCB1, SPTLC1
ORM1-like protein 3 Chain: D
Serine palmitoyltransferase small subunit A Chain: C
Serine palmitoyltransferase 1 Chain: A

Ligands and Environments


Cofactor: Ligand PLP 1 x PLP
No bound ligands
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this EM entry.
Resolution: 2.9Å
Relevant EMDB volumes: EMD-33869
Expression system: Homo sapiens