LSM2/YBL026W Protein Information Help

Standard Name Lsm2p
Systematic Name Ybl026wp
Alias Smx5p , Snp3p
ORF Classification Verified
Description Lsm (Like Sm) protein; part of heteroheptameric complexes (Lsm2p-7p and either Lsm1p or 8p): cytoplasmic Lsm1p complex involved in mRNA decay; nuclear Lsm8p complex part of U6 snRNP and possibly involved in processing tRNA, snoRNA, and rRNA; relocalizes from nucleus to cytoplasmic foci upon DNA replication stress (1, 2, 3, 4)
Name Description Like SM
Experimental Data
Molecules/cell 2210 5
Predicted Sequence Formatted Sequence or sequence in FASTA format
Length (a.a.) 95
Molecular Weight (Da) 11,163
Isoelectric Point (pI) 8.4

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Post-translational Modifications PhosphoGRID | PhosphoPep Database
Domains/motifs See the graphical view and list of proteins that share domains/motifs in common with Lsm2p (InterPro)
Physical Interactions There are 203 total physical interactions (BioGRID)
Homologs PDB Homologs | BLASTP | BLASTP v. fungi | Fungal Alignment | Synteny Viewer
External Sequence Databases EBI: UPI00000530D1 | P38203
MIPS: YBL026W
NCBI: 536027 | 586410 | 602898 | 6319445 | NP_009527.1
GenBank/EMBL/DDBJ: DAA07094.1 | X77291 | Z35787
Amino Acid Sequence (or in FASTA format)
       1  MLFFSFFKTL VDQEVVVELK NDIEIKGTLQ SVDQFLNLKL DNISCTDEKK
      51  YPHLGSVRNI FIRGSTVRYV YLNKNMVDTN LLQDATRREV MTERK*    

external links for Lsm2p
Homologs Interaction Resources Protein databases/Other Localization Resources
BLASTP (NCBI) BioGRID SCOP Superfamily YPL+
Ashbya (AGD) BOND GPMdb (Mass Spec.) YeastGFP
Aspergillus (AspGD) BioPIXIE MIPS YeastRC Public Image Repository
Candida (CGD) CYC2008 (complexes) Pfam domains
Candida (CandidaDB) Complexome YeastRC Structure Prediction (Seattle)
YGOB DIP

YOGY GeneMANIA


YeastRC Two-Hybrid (Seattle)

References cited on this page View Complete Literature Guide for Lsm2p
1) He W and Parker R  (2000) Functions of Lsm proteins in mRNA degradation and splicing. Curr Opin Cell Biol 12(3):346-50
2) Kufel J, et al.  (2004) Nuclear pre-mRNA decapping and 5' degradation in yeast require the Lsm2-8p complex. Mol Cell Biol 24(21):9646-57
3) Beggs JD  (2005) Lsm proteins and RNA processing. Biochem Soc Trans 33(Pt 3):433-8
4) Tkach JM, et al.  (2012) Dissecting DNA damage response pathways by analysing protein localization and abundance changes during DNA replication stress. Nat Cell Biol 14(9):966-76
5) Ghaemmaghami S, et al.  (2003) Global analysis of protein expression in yeast. Nature 425(6959):737-41