Entry
Name
Phagosome - Ursus americanus (American black bear)
Description
Phagocytosis is the process of taking in relatively large particles by a cell, and is a central mechanism in the tissue remodeling, inflammation, and defense against infectious agents. A phagosome is formed when the specific receptors on the phagocyte surface recognize ligands on the particle surface. After formation, nascent phagosomes progressively acquire digestive characteristics. This maturation of phagosomes involves regulated interaction with the other membrane organelles, including recycling endosomes, late endosomes and lysosomes. The fusion of phagosomes and lysosomes releases toxic products that kill most bacteria and degrade them into fragments. However, some bacteria have strategies to escape the bactericidal mechanisms associated with phagocytosis and survive within host phagocytes.
Class
Cellular Processes; Transport and catabolism
BRITE hierarchy
Pathway map
Ortholog table
Other DBs
Organism
Ursus americanus (American black bear) [GN:
uar ]
Gene
123785045 class I histocompatibility antigen, Gogo-OKO alpha chain-like [KO:K06751 ]
123793445 HLA class I histocompatibility antigen, B alpha chain-like [KO:K06751 ]
123780238 H-2 class I histocompatibility antigen, Q10 alpha chain-like [KO:K06751 ]
123791023 patr class I histocompatibility antigen, A-2 alpha chain-like [KO:K06751 ]
123791025 LOW QUALITY PROTEIN: class I histocompatibility antigen, Gogo-B*0103 alpha chain-like [KO:K06751 ]
123791026 DLA class I histocompatibility antigen, A9/A9 alpha chain-like isoform X1 [KO:K06751 ]
123791029 DLA class I histocompatibility antigen, A9/A9 alpha chain-like [KO:K06751 ]
123794091 HLA class II histocompatibility antigen, DQ beta 1 chain-like [KO:K06752 ]
123794092 SLA class II histocompatibility antigen, DQ haplotype D alpha chain-like [KO:K06752 ]
123790938 HLA class II histocompatibility antigen, DO alpha chain [KO:K06752 ]
123790941 HLA class II histocompatibility antigen, DM alpha chain isoform X1 [KO:K06752 ]
123790942 HLA class II histocompatibility antigen, DM beta chain isoform X1 [KO:K06752 ]
123790948 HLA class II histocompatibility antigen, DO beta chain isoform X1 [KO:K06752 ]
123790949 DLA class II histocompatibility antigen, DR-1 beta chain-like [KO:K06752 ]
123790950 boLa class II histocompatibility antigen, DQB*0101 beta chain [KO:K06752 ]
123790951 SLA class II histocompatibility antigen, DQ haplotype D alpha chain-like [KO:K06752 ]
123790953 DLA class II histocompatibility antigen, DR-1 beta chain [KO:K06752 ]
123790954 HLA class II histocompatibility antigen, DR alpha chain [KO:K06752 ]
123791051 LOW QUALITY PROTEIN: HLA class II histocompatibility antigen, DP alpha 1 chain [KO:K06752 ]
123777912 HGS; hepatocyte growth factor-regulated tyrosine kinase substrate isoform X1 [KO:K12182 ]
123786037 ATP6V1B1; V-type proton ATPase subunit B, kidney isoform [KO:K02147 ]
123789903 ATP6V1B2; V-type proton ATPase subunit B, brain isoform [KO:K02147 ]
123778579 ATP6V1C2; V-type proton ATPase subunit C 2 isoform X1 [KO:K02148 ]
123791019 ATP6V1G2; V-type proton ATPase subunit G 2 isoform X1 [KO:K02152 ]
123781962 ATP6V0A1; V-type proton ATPase 116 kDa subunit a1 isoform X1 [KO:K02154 ]
123788899 ATP6V0A4; V-type proton ATPase 116 kDa subunit a isoform X1 [KO:K02154 ]
123797913 ATP6V0D2; V-type proton ATPase subunit d 2 isoform X1 [KO:K02146 ]
123783792 ATP6V0C; V-type proton ATPase 16 kDa proteolipid subunit [KO:K02155 ]
123793793 ATP6V0B; V-type proton ATPase 21 kDa proteolipid subunit [KO:K03661 ]
123778196 DYNC1H1; cytoplasmic dynein 1 heavy chain 1 isoform X1 [KO:K10413 ]
123792507 DYNC2H1; cytoplasmic dynein 2 heavy chain 1 isoform X1 [KO:K10414 ]
123780770 DYNC1I2; cytoplasmic dynein 1 intermediate chain 2 isoform X1 [KO:K10415 ]
123789260 DYNC1I1; cytoplasmic dynein 1 intermediate chain 1 isoform X1 [KO:K10415 ]
123803458 DYNC1LI2; cytoplasmic dynein 1 light intermediate chain 2 [KO:K10416 ]
123778626 DYNC1LI1; cytoplasmic dynein 1 light intermediate chain 1 [KO:K10416 ]
123803399 LAMP2; LOW QUALITY PROTEIN: lysosome-associated membrane glycoprotein 2 [KO:K06528 ]
123802011 SEC61A1; protein transport protein Sec61 subunit alpha [KO:K10956 ]
123789981 SEC61A2; protein transport protein Sec61 subunit alpha isoform X1 [KO:K10956 ]
123786269 SEC61G; protein transport protein Sec61 subunit gamma [KO:K07342 ]
123779199 FCGR1A; high affinity immunoglobulin gamma Fc receptor I isoform X1 [KO:K06498 ]
123783523 FCGR2B; low affinity immunoglobulin gamma Fc region receptor II-b [KO:K12560 ]
123783673 low affinity immunoglobulin gamma Fc region receptor III-B-like isoform X1 [KO:K06463 ]
123790266 CD14; monocyte differentiation antigen CD14 isoform X1 [KO:K04391 ]
123781502 PLA2R1; secretory phospholipase A2 receptor isoform X1 [KO:K06560 ]
123781585 CLEC7A; C-type lectin domain family 7 member A isoform X1 [KO:K10074 ]
123799402 MSR1; macrophage scavenger receptor types I and II isoform X1 [KO:K06558 ]
123781624 OLR1; oxidized low-density lipoprotein receptor 1 isoform X1 [KO:K08763 ]
123780199 SCARB1; scavenger receptor class B member 1 isoform X1 [KO:K13885 ]
123787655 LOW QUALITY PROTEIN: cytochrome b-245 heavy chain [KO:K21421 ] [EC:1.-.-.-]
Compound
C04549 1-Phosphatidyl-1D-myo-inositol 3-phosphate
Reference
Authors
Stuart LM, Ezekowitz RA
Title
Phagocytosis: elegant complexity.
Journal
Reference
Authors
Tjelle TE, Lovdal T, Berg T
Title
Phagosome dynamics and function.
Journal
Reference
Authors
Dupuy AG, Caron E
Title
Integrin-dependent phagocytosis: spreading from microadhesion to new concepts.
Journal
Reference
Authors
Brumell JH, Grinstein S
Title
Salmonella redirects phagosomal maturation.
Journal
Reference
Authors
Huynh KK, Eskelinen EL, Scott CC, Malevanets A, Saftig P, Grinstein S
Title
LAMP proteins are required for fusion of lysosomes with phagosomes.
Journal
Reference
Authors
Luzio JP, Pryor PR, Bright NA
Title
Lysosomes: fusion and function.
Journal
Reference
Authors
Sumimoto H
Title
Structure, regulation and evolution of Nox-family NADPH oxidases that produce reactive oxygen species.
Journal
Related pathway
uar04610 Complement and coagulation cascades
uar04612 Antigen processing and presentation
uar04620 Toll-like receptor signaling pathway
uar04666 Fc gamma R-mediated phagocytosis
KO pathway
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