BI3/Q0115 Summary

Standard Name	BI3
Systematic Name	Q0115
Feature Type	ORF, Verified
Description	Mitochondrial mRNA maturase, forms a complex with Mrs1p to mediate splicing of the bI3 intron of the COB gene; encoded by both exon and intron sequences of partially processed COB mRNA (1, 2)

Chromosomal Location	ChrMito:36540 to 40265 \| ORF Map \| GBrowse

	View Computational GO annotations for BI3
Molecular Function
Manually curated	RNA binding (IDA)
Biological Process
Manually curated	Group I intron splicing (IDA)
Cellular Component
Manually curated	mitochondrion (TAS)

	5 total interaction(s) for 3 unique genes/features.
Physical Interactions	Affinity Capture-MS: 1 Affinity Capture-RNA: 1 Protein-RNA: 2
Genetic Interactions	Synthetic Rescue: 1
Resources	BioGRID \| BOND \| BioPIXIE \| CYC2008 (complexes) \| Complexome \| DRYGIN \| GeneMANIA \| InterologFinder

Expression Summary


Resources	Expression Summary \| Cell cycle and metabolic oscillation \| Cell cycle transcript profile \| Cyclebase \| Genevestigator \| GermOnline \| SPELL \| YMGV \| YeastFunc

Localization	YPL+ \| YeastGFP
Phosphorylation	PhosphoGRID \| PhosphoPep Database
Structure	GPMDB \| SCOP
Homologs	Ashbya (AGD) \| AspGD Homologs \| Fungal Orthogroups Repository \| P-POD \| PDB Homologs \| PhylomeDB \| YGOB \| YOGY

sequence information

ChrMito:36540 to 40265 | |

This feature contains embedded feature(s): BI2

This feature is contained within: COB

This feature is contained within: BI4

Last Update

Coordinates: 2000-05-19 | Sequence: 2000-05-19

Subfeature details

Retrieve sequences

Analyze Sequence

S288C only	BLASTP \| ATCC/WashU Clones \| BLASTN \| Design Primers \| Restriction Fragment Map \| Restriction Fragment Sizes \| Six-Frame Translation
S288C vs. other species	Fungal Alignment \| BLASTN vs. fungi \| BLASTP at NCBI \| BLASTP vs. fungi \| Synteny Viewer
S288C vs. other strains	Strain Alignment

Resources

External Links	All Associated Seq \| Entrez Gene \| Entrez RefSeq Protein \| MIPS \| Search all NCBI (Entrez) \| UniProtKB

Primary SGDID	S000007272

1)	Lazowska J, et al. (1989) Protein encoded by the third intron of cytochrome b gene in Saccharomyces cerevisiae is an mRNA maturase. Analysis of mitochondrial mutants, RNA transcripts proteins and evolutionary relationships. J Mol Biol 205(2):275-89
2)	Bassi GS and Weeks KM (2003) Kinetic and thermodynamic framework for assembly of the six-component bI3 group I intron ribonucleoprotein catalyst. Biochemistry 42(33):9980-8