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Property Organism Value Units ID Details
Distance between ER membranes Budding yeast Saccharomyces cerevisiae 31 (±5) nm 105175 Bernales S, McDonald KL...
Gap distance between ER and endosome and ER and mitochondria Mammals ER and endosome 3-15nm: ER and mitochondria 6-15nm nm 112889 Phillips MJ, Voeltz GK....
Volume to surface area ratio in tubER (tubular Endoplasmic Reticulum), cecER (central cisternal ER), and pmaER (plasma membrane-associated ER) Budding yeast Saccharomyces cerevisiae tubER 7: cecER 9.2: pmaER 7.4 N/A 113956 West M, Zurek N, Hoenger A...
Calcium (Ca2+) exchange at endoplasmic reticulum (ER) membrane contact sites (MCSs) (Ca2+ concentrations in different compartments) Eukaryotes Figure - link N/A 112892 Phillips MJ, Voeltz GK....
Number of ER transcription factor molecules per cell Human Homo sapiens 11,000 ZR-75-1 breast cancer cell line: 260,000 MCF-7 breast carcinoma cell line Molecules/cell 106904 Mark D. Biggin, Animal...
Fraction of total cell volume occupied by ER Mammals <= (≤5) % 103542 Hansen RE, Roth D, Winther...
Typical distance between the ER and mitochondria in contact sites Mammals 15 - 30 nm 113406 Herrera-Cruz MS, Simmen...
Bending stiffness of membrane of ER [endoplasmic reticulum] and Golgi Chicken Gallus gallus ~3.3×10^−19 N/m 112518 Upadhyaya A, Sheetz MP....
Average thickness of hepatocyte rough ER membrane Rat Rattus norvegicus 37.5 (±0.4) Å 105819 Mitra K, Ubarretxena-Belandia...
Half time of transport of phosphatidylserine (PS) from ER to mitochondria in baby hamster kidney cells Mammalian tissue culture cell 7 hours 110383 Bishop WR, Bell RM. Assembly...
Number of ribosomes bound to rough ER in hepatocyte cell Rat Rattus norvegicus 1.27e+7 (Table - link) unitless 105781 Weibel ER, Stäubli W...
Fraction of endosomes that maintain contact with the ER as they traffic Eukaryotes early endosomes ~53%: late endosomes 99% % of endosomes 112891 Phillips MJ, Voeltz GK....
Surface area of ER of Leydig (secretory) cells Human Homo sapiens 30000 µm^2 105910 Luby-Phelps K. Cytoa...
Tension in membrane of ER [endoplasmic reticulum] membrane networks and Golgi membrane & tension required for membrane lysis Chicken Gallus gallus ER membrane networks ~0.013: Golgi membrane ~0.005: tension required for membrane lysis 5.0 - 10.0 dyn/cm 112519 Upadhyaya A, Sheetz MP....
Fraction of the surface area of an average mitochondrion and endosome that is covered by ER MCSs [Endoplasmic Reticulum Membrane Contact Sites] Eukaryotes fraction of average mitochondria surface area ~2-5%: fraction of endosome surface area 3-5% % of surface area 112890 Phillips MJ, Voeltz GK....
Fraction of mitochondrial division events that are spatially linked to sites of ER-mitochondrial contact Budding yeast Saccharomyces cerevisiae 87 % 107329 Friedman JR, Lackner LL...
Velocity of movement of membrane protein between Golgi and ER [endoplasmic reticulum] (due to convective flow) Mammalian tissue culture cell ~10 µm/sec 112520 Upadhyaya A, Sheetz MP....
Fraction of eukaryotic proteins undergoing N-glycolysation in ER Generic ~45 % 102658 Peaper DR, Cresswell...
pH of (probable) resting ER in living HeLa cell Human Homo sapiens 7.45 Unitless 105942 Llopis J, McCaffery JM...
Ribosome densities in yeast cecER (central cisternal Endoplasmic Reticulum), yeast pmaER (plasma membrane-associated ER), yeast tubER (tubular Endoplasmic Reticulum) and mammalian BSC1 cell cisternae Eukaryotes cecER ~600-1,100: pmaER ~550-900: tubER ~250-400: BSC1 cell cisternae 1,000±300 ribosomes/μm^2 113957 West M, Zurek N, Hoenger A...