CPLM 1.0 - Compendium of Protein Lysine Modification
TagContent
CPLM ID CPLM-008033
UniProt Accession
Genbank Protein ID
Genbank Nucleotide ID
Protein Name
 Lanosterol synthase 
Protein Synonyms/Alias
 2,3-epoxysqualene--lanosterol cyclase; Oxidosqualene--lanosterol cyclase; OSC 
Gene Name
 Lss 
Gene Synonyms/Alias
 Osc 
Created Date
 July 27, 2013 
Organism
 Rattus norvegicus (Rat) 
NCBI Taxa ID
 10116 
Lysine Modification
Position
Peptide
Type
References
433DNNPDYQKYYRHMHKubiquitination[1]
Reference
 [1] Synaptic protein ubiquitination in rat brain revealed by antibody-based ubiquitome analysis.
 Na CH, Jones DR, Yang Y, Wang X, Xu Y, Peng J.
 J Proteome Res. 2012 Sep 7;11(9):4722-32. [PMID: 22871113
Functional Description
 Catalyzes the cyclization of (S)-2,3 oxidosqualene to lanosterol, a reaction that forms the sterol nucleus. 
Sequence Annotation
 REPEAT 125 166 PFTB 1.
 REPEAT 484 529 PFTB 2.
 REPEAT 561 601 PFTB 3.
 REPEAT 613 654 PFTB 4.
 ACT_SITE 233 233 Proton acceptor (By similarity).
 ACT_SITE 456 456 Proton donor (By similarity).  
Keyword
 Complete proteome; Direct protein sequencing; Endoplasmic reticulum; Isomerase; Lipid biosynthesis; Lipid metabolism; Membrane; Reference proteome; Repeat; Steroid biosynthesis. 
Sequence Source
 UniProt (SWISSPROT/TrEMBL); GenBank; EMBL 
Protein Length
 733 AA 
Protein Sequence
MTEGTCLRRR GGPYKTEPAT DLTRWRLHNE LGRQRWTYYQ AEEDPGREQT GLEAHSLGLD 60
TTSYFKNLPK AQTAHEGALN GVTFYAKLQA EDGHWAGDYG GPLFLLPGLL ITCHIAHIPL 120
PAGYREEMVR YLRSVQLPDG GWGLHIEDKS TVFGTALSYV SLRILGIGPD DPDLVRARNI 180
LHKKGGAVAI PSWGKFWLAV LNVYSWEGIN TLFPEMWLLP EWFPAHPSTL WCHCRQVYLP 240
MSYCYATRLS ASEDPLVQSL RQELYVEDYA SIDWPAQKNN VCPDDMYTPH SWLLHVVYGL 300
LNLYERFHST SLRKWAIQLL YEHVAADDRF TKCISIGPIS KTVNMLIRWS VDGPSSPAFQ 360
EHVSRIKDYL WLGLDGMKMQ GTNGSQTWDT SFAVQALLEA GAHRRPEFLP CLQKAHEFLR 420
LSQVPDNNPD YQKYYRHMHK GGFPFSTLDC GWIVADCTAE ALKAVLLLQE RCPSITEHVP 480
RERLYDAVAV LLSMRNSDGG FATYETKRGG YLLELLNPSE VFGDIMIDYT YVECTSAVMQ 540
ALRHFREYFP DHRATESRET LNQGLDFCRK KQRADGSWEG SWGVCFTYGT WFGLEAFACM 600
GHIYQNRTAC AEVAQACHFL LSRQMADGGW GEDFESCEQR RYVQSAGSQV HSTCWALLGL 660
MAVRHPDISA QERGIRCLLG KQLPNGDWPQ ENISGVFNKS CAISYTNYRN IFPIWALGRF 720
SSLYPDNTLA GHI 733 
Gene Ontology
 GO:0005789; C:endoplasmic reticulum membrane; IEA:UniProtKB-SubCell.
 GO:0043231; C:intracellular membrane-bounded organelle; IDA:RGD.
 GO:0000250; F:lanosterol synthase activity; IDA:RGD.
 GO:0006695; P:cholesterol biosynthetic process; IDA:RGD. 
Interpro
 IPR001330; Prenyltrans.
 IPR018333; Squalene_cyclase.
 IPR002365; Terpene_synthase_CS.
 IPR008930; Terpenoid_cyclase/PrenylTrfase. 
Pfam
 PF00432; Prenyltrans 
SMART
  
PROSITE
 PS01074; TERPENE_SYNTHASES 
PRINTS