2L5J

structure of the spliceosomal phosphopeptide P140 (phosphorylated form)

External Resource: Annotation

Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	U1 small nuclear ribonucleoprotein 70 kDa	RNA binding binding organic cyclic compound binding nucleic acid binding mRNA binding snRNA binding U1 snRNA binding	RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process mRNA processing mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process RNA splicing, via transesterification reactions mRNA splicing, via spliceosome metabolic process cellular process RNA splicing, via transesterification reactions with bulged adenosine as nucleophile macromolecule metabolic process RNA processing regulation of cellular process negative regulation of biological process protein maturation negative regulation of cellular process protein metabolic process regulation of biological process protein refolding organonitrogen compound metabolic process regulation of protein refolding biological regulation protein folding regulation of protein folding negative regulation of protein folding negative regulation of protein refolding regulation of ATP-dependent activity regulation of molecular function regulation of primary metabolic process regulation of biosynthetic process regulation of cellular metabolic process regulation of macromolecule metabolic process regulation of RNA splicing regulation of cellular biosynthetic process regulation of gene expression regulation of macromolecule biosynthetic process regulation of metabolic process regulation of mRNA splicing, via spliceosome positive regulation of macromolecule biosynthetic process positive regulation of metabolic process regulation of RNA metabolic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of nucleobase-containing compound metabolic process positive regulation of mRNA metabolic process positive regulation of RNA metabolic process positive regulation of mRNA processing positive regulation of mRNA splicing, via spliceosome positive regulation of biological process positive regulation of cellular metabolic process positive regulation of biosynthetic process positive regulation of cellular process regulation of mRNA processing positive regulation of gene expression regulation of mRNA metabolic process positive regulation of RNA splicing positive regulation of cellular biosynthetic process negative regulation of cellular catabolic process catabolic process autophagy regulation of autophagy macromolecule catabolic process negative regulation of cellular metabolic process negative regulation of protein catabolic process cellular catabolic process chaperone-mediated autophagy process utilizing autophagic mechanism negative regulation of protein metabolic process negative regulation of macromolecule metabolic process organonitrogen compound catabolic process negative regulation of catabolic process negative regulation of metabolic process regulation of protein metabolic process protein catabolic process regulation of catabolic process regulation of chaperone-mediated autophagy negative regulation of chaperone-mediated autophagy negative regulation of autophagy regulation of cellular catabolic process regulation of protein catabolic process	membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle spliceosomal complex organelle ribonucleoprotein complex precatalytic spliceosome membrane-enclosed lumen intracellular organelle lumen membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle spliceosomal complex organelle ribonucleoprotein complex precatalytic spliceosome membrane-enclosed lumen intracellular organelle lumen nuclear speck nuclear body nucleoplasm organelle lumen nuclear lumen U2-type spliceosomal complex prespliceosome U2-type prespliceosome spliceosomal snRNP complex Sm-like protein family complex small nuclear ribonucleoprotein complex U1 snRNP

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000504	RNA recognition motif domain	Domain
A	IPR034143	snRNP70, RNA recognition motif	Domain
A	IPR022023	U1 small nuclear ribonucleoprotein of 70kDa N-terminal	Domain
A	IPR012677	Nucleotide-binding alpha-beta plait domain superfamily	Homologous Superfamily
A	IPR035979	RNA-binding domain superfamily	Homologous Superfamily

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A	SEP	Parent Component: SER RESID: AA0037 PSI-MOD : O-phospho-L-serine MOD:00046

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.