MAN1B1

MAN1B1
Available structures PDB Ortholog search: PDBe RCSB List of PDB id codes 1FMI, 1FO2, 1FO3, 1X9D
Identifiers
Aliases	MAN1B1, ERMAN1, MANA-ER, MRT15, ERManI, mannosidase alpha class 1B member 1
External IDs	OMIM: 604346 MGI: 2684954 HomoloGene: 5230 GeneCards: MAN1B1
Gene location (Human) Chr. Chromosome 9 (human) Band 9q34.3 Start 137,086,857 bp End 137,109,189 bp
Gene location (Mouse) Chr. Chromosome 2 (mouse) Band 2|2 A3 Start 25,222,350 bp End 25,242,224 bp
RNA expression pattern Bgee Human Mouse (ortholog) Top expressed in stromal cell of endometrium right uterine tube anterior pituitary skin of abdomen minor salivary glands right lobe of thyroid gland right lobe of liver tibial nerve right adrenal gland left lobe of thyroid gland Top expressed in spermatocyte spermatid yolk sac corneal stroma superior frontal gyrus ankle joint lip visual cortex superior surface of tongue neural tube More reference expression data BioGPS More reference expression data
Gene ontology Molecular function metal ion binding calcium ion binding hydrolase activity, acting on glycosyl bonds hydrolase activity mannosyl-oligosaccharide 1,2-alpha-mannosidase activity catalytic activity Cellular component extracellular vesicle integral component of membrane Golgi apparatus membrane endoplasmic reticulum membrane endoplasmic reticulum endoplasmic reticulum quality control compartment Golgi membrane Biological process oligosaccharide metabolic process metabolism N-glycan processing mannose trimming involved in glycoprotein ERAD pathway protein alpha-1,2-demannosylation protein glycosylation ubiquitin-dependent ERAD pathway trimming of terminal mannose on B branch trimming of terminal mannose on C branch trimming of first mannose on A branch trimming of second mannose on A branch endoplasmic reticulum mannose trimming Sources:Amigo / QuickGO
Orthologs Species Human Mouse Entrez 11253 227619 Ensembl ENSG00000177239 ENSMUSG00000036646 UniProt Q9UKM7 A2AJ15 RefSeq (mRNA) NM_016219 NM_001029983 RefSeq (protein) NP_057303 NP_001025154 Location (UCSC) Chr 9: 137.09 – 137.11 Mb Chr 2: 25.22 – 25.24 Mb PubMed search
Wikidata
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Endoplasmic reticulum mannosyl-oligosaccharide 1,2-alpha-mannosidase is an enzyme that in humans is encoded by the MAN1B1 gene.

Further reading

• Land A, Braakman I (2001). "Folding of the human immunodeficiency virus type 1 envelope glycoprotein in the endoplasmic reticulum". Biochimie. 83 (8): 783–90. doi:10.1016/S0300-9084(01)01314-1. hdl:1874/5091. PMID 11530211. S2CID 13576808.
• Dedera DA, Gu RL, Ratner L (1992). "Role of asparagine-linked glycosylation in human immunodeficiency virus type 1 transmembrane envelope function". Virology. 187 (1): 377–82. doi:10.1016/0042-6822(92)90331-I. PMID 1736542.
• Kalyanaraman VS, Rodriguez V, Veronese F, et al. (1990). "Characterization of the secreted, native gp120 and gp160 of the human immunodeficiency virus type 1". AIDS Res. Hum. Retroviruses. 6 (3): 371–80. doi:10.1089/aid.1990.6.371. PMID 2187500.
• Shimizu H, Tsuchie H, Honma H, et al. (1991). "Effect of N-(3-phenyl-2-propenyl)-1-deoxynojirimycin on the lectin binding to HIV-1 glycoproteins". Jpn. J. Med. Sci. Biol. 43 (3): 75–87. doi:10.7883/yoken1952.43.75. PMID 2283726.
• Leonard CK, Spellman MW, Riddle L, et al. (1990). "Assignment of intrachain disulfide bonds and characterization of potential glycosylation sites of the type 1 recombinant human immunodeficiency virus envelope glycoprotein (gp120) expressed in Chinese hamster ovary cells". J. Biol. Chem. 265 (18): 10373–82. doi:10.1016/S0021-9258(18)86956-3. PMID 2355006.
• Stein BS, Engleman EG (1990). "Intracellular processing of the gp160 HIV-1 envelope precursor. Endoproteolytic cleavage occurs in a cis or medial compartment of the Golgi complex". J. Biol. Chem. 265 (5): 2640–9. doi:10.1016/S0021-9258(19)39849-7. PMID 2406237.
• Pal R, Hoke GM, Sarngadharan MG (1989). "Role of oligosaccharides in the processing and maturation of envelope glycoproteins of human immunodeficiency virus type 1". Proc. Natl. Acad. Sci. U.S.A. 86 (9): 3384–8. Bibcode:1989PNAS...86.3384P. doi:10.1073/pnas.86.9.3384. PMC 287137. PMID 2541446.
• Dewar RL, Vasudevachari MB, Natarajan V, Salzman NP (1989). "Biosynthesis and processing of human immunodeficiency virus type 1 envelope glycoproteins: effects of monensin on glycosylation and transport". J. Virol. 63 (6): 2452–6. doi:10.1128/jvi.63.6.2452-2456.1989. PMC 250699. PMID 2542563.
• Kozarsky K, Penman M, Basiripour L, et al. (1989). "Glycosylation and processing of the human immunodeficiency virus type 1 envelope protein". J. Acquir. Immune Defic. Syndr. 2 (2): 163–9. PMID 2649653.
• Robinson WE, Montefiori DC, Mitchell WM (1988). "Evidence that mannosyl residues are involved in human immunodeficiency virus type 1 (HIV-1) pathogenesis". AIDS Res. Hum. Retroviruses. 3 (3): 265–82. doi:10.1089/aid.1987.3.265. PMID 2829950.
• Blough HA, Pauwels R, De Clercq E, et al. (1987). "Glycosylation inhibitors block the expression of LAV/HTLV-III (HIV) glycoproteins". Biochem. Biophys. Res. Commun. 141 (1): 33–8. doi:10.1016/S0006-291X(86)80330-8. PMID 3099781.
• Montefiori DC, Robinson WE, Mitchell WM (1988). "Role of protein N-glycosylation in pathogenesis of human immunodeficiency virus type 1". Proc. Natl. Acad. Sci. U.S.A. 85 (23): 9248–52. Bibcode:1988PNAS...85.9248M. doi:10.1073/pnas.85.23.9248. PMC 282716. PMID 3264072.
• Fenouillet E, Jones I, Powell B, et al. (1993). "Functional role of the glycan cluster of the human immunodeficiency virus type 1 transmembrane glycoprotein (gp41) ectodomain". J. Virol. 67 (1): 150–60. doi:10.1128/jvi.67.1.150-160.1993. PMC 237347. PMID 8093218.
• Yeh JC, Seals JR, Murphy CI, et al. (1993). "Site-specific N-glycosylation and oligosaccharide structures of recombinant HIV-1 gp120 derived from a baculovirus expression system". Biochemistry. 32 (41): 11087–99. doi:10.1021/bi00092a019. PMID 8218172.
• Bolmstedt A, Sjölander S, Hansen JE, et al. (1996). "Influence of N-linked glycans in V4-V5 region of human immunodeficiency virus type 1 glycoprotein gp160 on induction of a virus-neutralizing humoral response". J. Acquir. Immune Defic. Syndr. Hum. Retrovirol. 12 (3): 213–20. doi:10.1097/00042560-199607000-00001. PMID 8673525.
• Hu H, Shioda T, Moriya C, et al. (1996). "Infectivities of human and other primate lentiviruses are activated by desialylation of the virion surface". J. Virol. 70 (11): 7462–70. doi:10.1128/jvi.70.11.7462-7470.1996. PMC 190813. PMID 8892864.
• Papandreou MJ, Fenouillet E (1997). "Effect of various glycosidase treatments on the resistance of the HIV-1 envelope to degradation". FEBS Lett. 406 (1–2): 191–5. doi:10.1016/S0014-5793(97)00273-1. PMID 9109416. S2CID 17660.
• Tremblay LO, Campbell Dyke N, Herscovics A (1998). "Molecular cloning, chromosomal mapping and tissue-specific expression of a novel human alpha1,2-mannosidase gene involved in N-glycan maturation". Glycobiology. 8 (6): 585–95. doi:10.1093/glycob/8.6.585. PMID 9592125.