Structure of PDB 7k0q Chain A

Receptor sequence
>7k0qA (length=423) Species: 9606 (Homo sapiens) [Search protein sequence]
DLTVKEKEELIEEWQPEPLVPPVPKDHPALNYNIVSGPPSHKTVVNGKEC
INFASFNFLGLLDNPRVKAAALASLKKYGVGTCGPRGFYGTFDVHLDLED
RLAKFMKTEEAIIYSYGFATIASAIPAYSKRGDIVFVDRAACFAIQKGLQ
ASRSDIKLFKHNDMADLERLLKEQEIEDQKNPRKARVTRRFIVVEGLYMN
TGTICPLPELVKLKYKYKARIFLEESLSFGVLGEHGRGVTEHYGINIDDI
DLISANMENALASIGGFCCGRSFVIDHQRLSGQGYCFSASLPPLLAAAAI
EALNIMEENPGIFAVLKEKCGQIHKALQGISGLKVVGESLSPAFHLQLEE
STGSREQDVRLLQEIVDQCMNRSIALTQARYLEKEEKCLPPPSIRVVVTV
EQTEEELERAASTIKEVAQAVLL
3D structure
PDB7k0q Structural insights into the regulation of human serine palmitoyltransferase complexes.
ChainA
Resolution3.3 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.3.1.50: serine C-palmitoyltransferase.
Interaction with ligand
Site
#
Ligand Ligand
chain
Binding residues on receptor
(original residue number in PDB)
Binding residues on receptor
(residue number reindexed from 1)
Binding affinity
BS01 PLP A S338 A339 S288 A289
BS02 VRP A P135 F138 P85 F88 BindingDB: EC50=50nM
Gene Ontology
Molecular Function
GO:0004758 serine C-palmitoyltransferase activity
GO:0005515 protein binding
GO:0016746 acyltransferase activity
GO:0030170 pyridoxal phosphate binding
Biological Process
GO:0006665 sphingolipid metabolic process
GO:0006686 sphingomyelin biosynthetic process
GO:0009058 biosynthetic process
GO:0030148 sphingolipid biosynthetic process
GO:0046511 sphinganine biosynthetic process
GO:0046512 sphingosine biosynthetic process
GO:0046513 ceramide biosynthetic process
GO:1904504 positive regulation of lipophagy
GO:1904649 regulation of fat cell apoptotic process
Cellular Component
GO:0005783 endoplasmic reticulum
GO:0005789 endoplasmic reticulum membrane
GO:0016020 membrane
GO:0017059 serine palmitoyltransferase complex

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:7k0q, PDBe:7k0q, PDBj:7k0q
PDBsum7k0q
PubMed33558761
UniProtO15269|SPTC1_HUMAN Serine palmitoyltransferase 1 (Gene Name=SPTLC1)

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