NCBI Accession #
NP_186764.1
NCBI GenBank Nucleotide #
NM_110980.4
NCBI Official Full Name
polypyrimidine tract-binding protein 1
NCBI Official Symbol
PTB1
NCBI Official Synonym Symbols
ATPTB1; POLYPYRIMIDINE TRACT-BINDING; polypyrimidine tract-binding protein 1; POLYPYRIMIDINE TRACT-BINDING PROTEIN 1; PTB; T4P13.16; T4P13_16
NCBI Protein Information
polypyrimidine tract-binding protein 1
NCBI Summary
Encodes one of the two polypyrimidine tract-binding (PTB) protein homologs in the Arabidopsis genome. Double mutants have defects in pollen germination.
UniProt Protein Name
Polypyrimidine tract-binding protein homolog 1
UniProt Primary Accession #
Q9MAC5
UniProt Secondary Accession #
O82472
UniProt Related Accession #
Q9MAC5
UniProt Comments
Plays a role in pre-mRNA splicing. Binds to the polypyrimidine tract of introns. May promote the binding of U2 snRNP to pre-mRNA .