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ID	Property	Organism	Value	Units	Range	Details
104701	Average protein to protein distance at biological membranes	Generic	~10	nm		more
102675	size of pore across HIV TAT protein allowing passage through membrane	HIV	3	nm		more
102120	membrane proton motive force (PMF)	Bacteria Escherichia coli		mV	180-200	more
101732	typical permeability coefficients in various cell membranes	Various		cm/min	0.02-0.42	more
103680	Electric field across cell membrane	Unspecified	100000	V/cm		more
103110	Molecular mass of molecules that can diffuse freely through porins in mitochondrial membrane	Mitochondria	<=5000	Daltons		more
103573	Diameter of membrane attack complex pore	Unspecified	~10	nm		more
101779	estimate for percent of total energy production used for membrane energization in anaerobic conditions	Bacteria Escherichia coli	~51	percent		more
102637	Size of macropincytosis vesicles	Human Homo sapiens		um	0.3-5	more
103160	Rate of transport of Glucose transporter	Mammals	300	sec^-1		more
102781	Area on lipid bilayer occupied by phospholipid molecule	Rat Rattus norvegicus	~65	A^2		more
103686	Permeability of aquaporin to water	Bacteria Escherichia coli	1E-13	cm^3/(sec*subunit)		more
102624	Permeability coefficient of lipid bilayer membrane to CO2	Cyanobacteria	3500	um/sec	+-400	more
104953	Collection of measured membrane permeabilities for common biochemical compounds	Generic		N/A	Table link - http://tinyurl.com/yl58l3t	more
104705	Mismatch decay length in phospholipid bilayer	Generic	~1.1	nm		more
102030	Histidine kinase diffusion constant	Bacteria Caulobacter crescentus		um^2/sec	0.010-0.014	more
104910	Distance between outer and inner membrane (membranes included)	Bacteria Caulobacter crescentus	40.5	nm		more
102782	Area on lipid bilayer occupied by a single alpha helix	Rat Rattus norvegicus	~150	A^2		more
100787	Thickness of a Cell Membrane	Unspecified		nm	7.5-10	more
103605	equivalence surface pressure between lipid monolayers and bilayers	Unspecified	~35	mN/m		more


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BioNumbers is in its infancy and there are notable gaps in the available data. Search results often contain false positives. Please suggest missing data and references to help remedy these shortcomings (feedback box on the left). _uacct = "UA-4526009-1" urchinTracker()

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Caution: reported numbers depend upon experimental conditions which are provided as part of the BioNumbers entry.

BioNumbers is in its infancy and there are notable gaps in the available data.
Search results often contain false positives. Please suggest
missing data and references to help remedy these shortcomings (feedback box on the left).

Caution: reported numbers depend upon experimental conditions
which are provided as part of the BioNumbers entry.