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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....
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....
Bending stiffness of membrane of ER [endoplasmic reticulum] and Golgi Chicken Gallus gallus ~3.3×10^−19 N/m 112518 Upadhyaya A, Sheetz MP....
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...
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...
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 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...
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...
Volume of rough ER in exocrine pancreatic cell Guinea Pig Cavia porcellus 249.3 (±25.1 Table - link) µm^3 104667 Bolender RP. Stereological...
Surface viscocity of Golgi and ER [endoplasmic reticulum] membranes Unspecified ~10^-5 - 10^-6 g/sec 112521 Upadhyaya A, Sheetz MP....
Flux of proteins entering the endoplasmic reticulum (ER) lumen Budding yeast Saccharomyces cerevisiae 460 (78-3700 molecules/second) molecules/second 111187 Vincent, M., Whidden...