======= PIGB =======
== Gene Information ==
* **Official Symbol**: PIGB
* **Official Name**: phosphatidylinositol glycan anchor biosynthesis class B
* **Aliases and Previous Symbols**: N/A
* **Entrez ID**: [[https://www.ncbi.nlm.nih.gov/gene/?term=9488|9488]]
* **UniProt**: [[https://www.uniprot.org/uniprot/Q92521|Q92521]]
* **Interactions**: [[https://thebiogrid.org/search.php?search=PIGB&organism=9606|BioGRID]]
* **PubMed articles**: [[https://www.ncbi.nlm.nih.gov/pubmed/?term=gene%20PIGB|Open PubMed]]
* **OMIM**: [[https://omim.org/entry/604122|Open OMIM]]
== Function Summary ==
* **Entrez Summary**: N/A
* **UniProt Summary**: Mannosyltransferase involved in glycosylphosphatidylinositol-anchor biosynthesis. Transfers the third alpha-1,2-mannose to Man2-GlcN-acyl-PI during GPI precursor assembly. {ECO:0000269|PubMed:8861954}.
|Glyco transf 22|
|glycolipid mannosyltransferase activity|
|preassembly of GPI anchor in ER membrane|
|mannosyltransferase activity|
|GPI anchor biosynthetic process|
|GPI anchor metabolic process|
|mannosylation|
|glycolipid biosynthetic process|
|protein lipidation|
|lipoprotein biosynthetic process|
|phosphatidylinositol biosynthetic process|
|glycolipid metabolic process|
|liposaccharide metabolic process|
|lipoprotein metabolic process|
|membrane lipid biosynthetic process|
|phosphatidylinositol metabolic process|
|membrane lipid metabolic process|
|glycerophospholipid biosynthetic process|
|glycerolipid biosynthetic process|
|phospholipid biosynthetic process|
|glycosylation|
|glycerophospholipid metabolic process|
|phospholipid metabolic process|
|glycerolipid metabolic process|
|organophosphate biosynthetic process|
|lipid biosynthetic process|
|carbohydrate derivative biosynthetic process|
|organophosphate metabolic process|
|endoplasmic reticulum membrane|
|cellular lipid metabolic process|
|endoplasmic reticulum|
|carbohydrate derivative metabolic process|
|lipid metabolic process|
|organonitrogen compound biosynthetic process|
|cellular macromolecule biosynthetic process|
|macromolecule biosynthetic process|
\\
=== CRISPR Data ===
^Screen^Score^
|[[:results:exp448|Ammonium tetrathiomolybdate 10μM R08 exp448]]|-1.85|
|[[:results:exp465|Cannabidiol 13μM R08 exp465]]|-1.83|
|[[:results:exp64|Nocodazole 0.2μM R02 exp64]]|-1.7|
|[[:results:exp285|GW501516 25μM R06 exp285]]|1.72|
No correlation found to any other genes in chemogenomics.
Global Fraction of Cell Lines Where Essential: 1/739
^Tissue^Fraction Of Cell Lines Where Essential^
|1290807.0|0/1|
|909776.0|0/1|
|bile duct|0/28|
|blood|0/28|
|bone|0/26|
|breast|0/33|
|central nervous system|0/56|
|cervix|0/4|
|colorectal|0/17|
|esophagus|0/13|
|fibroblast|0/1|
|gastric|0/16|
|kidney|0/21|
|liver|0/20|
|lung|0/75|
|lymphocyte|0/16|
|ovary|0/26|
|pancreas|0/24|
|peripheral nervous system|1/16|
|plasma cell|0/15|
|prostate|0/1|
|skin|0/24|
|soft tissue|0/9|
|thyroid|0/2|
|upper aerodigestive|0/22|
|urinary tract|0/29|
|uterus|0/5|
== Essentiality in NALM6 ==
* **Essentiality Rank**: 14144
* **Expression level (log2 read counts)**: 4.71
{{:chemogenomics:nalm6 dist.png?nolink |}}