4X96: Phosphatidylcholine-sterol acyltransferase

Low resolution crystal structure of Lecithin:Cholesterol Acyltransferase (LCAT; residues 21-397). Determined by X-ray diffraction at 8.69 Å resolution. Released 25 Mar 2015.

Method
X-ray diffraction
Resolution
8.69 Å
Organism
Homo sapiens
Chains
4
Atoms
12,412
Mol. weight
180.34 kDa
Ligands
NAG
Released
25 Mar 2015

Explore 4X96 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

4X96 contains 76 α-helices and 92 β-strands across 4 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chains A, B, C and D: 19 helices, 23 β-strands

ElementResiduesLengthSheet
β-strand25-2848
β-strand36-4059
β-strand41110
β-strand53110
β-strand58-6149
α-helix65-673
α-helix69-7911
β-strand82111
β-strand91111
α-helix92-932
β-strand96-9949
α-helix107-1104
β-strand111112
β-strand119112
α-helix122-13110
β-strand13518
β-strand139-14138
α-helix150-1523
α-helix154-17118
β-strand175-18068
α-helix183-19311
α-helix196-2027
β-strand203-20978
α-helix219-2246
α-helix236-2438
α-helix248-2514
β-strand264-267413
β-strand272-274313
α-helix275-2773
α-helix278-2847
α-helix288-29811
β-strand311-31338
β-strand316-317214
β-strand319-326813
β-strand338-345813
β-strand349113
α-helix350-3534
α-helix355-3584
β-strand367-36938
β-strand372-373214
α-helix379-3824
α-helix384-39512

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Phosphatidylcholine-sterol acyltransferaseA, B, C, Dprotein383Homo sapiensP04180 (AlphaFold model)
Sequence of entity 1 (A, B, C, D), FASTA
>4X96_1 Phosphatidylcholine-sterol acyltransferase (chains A, B, C, D)
HTRPVILVPGCLGNQLEAKLDKPDVVNWMCYRKTEDFFTIWLDLNMFLPLGVDCWIDNTR
VVYNRSSGLVSNAPGVQIRVPGFGKTYSVEYLDSSKLAGYLHTLVQNLVNNGYVRDETVR
AAPYDWRLEPGQQEEYYRKLAGLVEEMHAAYGKPVFLIGHSLGCLHLLYFLLRQPQAWKD
RFIDGFISLGAPWGGSIKPMLVLASGDNQGIPIMSSIKLKEEQRITTTSPWMFPSRMAWP
EDHVFISTPSFNYTGRDFQRFFADLHFEEGWYMWLQSRDLLAGLPAPGVEVYCLYGVGLP
TPRTYIYDHGFPYTDPVGVLYEDGDDTVATRSTELCGLWQGRQPQPVHLLPLHGIQHLNM
VFSNLTLEHINAILLGAHHHHHH

Ligands and cofactors

IDNameFormulaCopies
NAG2-acetamido-2-deoxy-beta-D-glucopyranoseC8 H15 N O64

Primary citation

Structure and function of lysosomal phospholipase A2 and lecithin:cholesterol acyltransferase. Glukhova, A., Hinkovska-Galcheva, V., Kelly, R. et al. Nat Commun (2015) 6:6250-6250. DOI 10.1038/ncomms7250 · PubMed

Other PDB entries of the same protein (UniProt P04180 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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