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Property Organism Value Units ID Details
Some transcription and prevalence parameters for sea urchin embryos Sea urchin Table - link N/A 105012 Bolouri H, Davidson EH....
Average mRNA halflife in embryo Sea urchin Strongylocentrotus purpuratus 12.9 hours 105630 Howard-Ashby M, Materna SC...
Average size of mRNA molecules in sea urchin embryos Sea urchin ~2.5 kb 107676 Ben-Tabou de-Leon S,...
mRNA elongation rate in embryo Sea urchin Strongylocentrotus purpuratus 6-9 nts/sec 105618 Ben-Tabou de-Leon S,...
Maternal mRNA halflives and transcript synthesis rate in embryo Sea urchin Strongylocentrotus purpuratus Table - link N/A 105629 Howard-Ashby M, Materna SC...
Maximal possible rate of gene expression for any given gene Sea urchin Strongylocentrotus purpuratus 660 mRNA/hour/cell 105631 Howard-Ashby M, Materna SC...
Number of chromosomes Sea urchin Strongylocentrotus purpuratus 42 chromosomes 111373 Eno CC, Böttger SA, Walker...
Genome size Sea urchin Strongylocentrotus purpuratus 8.14e+8 bp 105517 Sea Urchin Genome Sequencing...
Number of genes Sea urchin Strongylocentrotus purpuratus 23300 unitless 105518 Sea Urchin Genome Sequencing...
Longevity Sea urchin Strongylocentrotus franciscanus >=100 years 105519 Sea Urchin Genome Sequencing...
diameter Sea urchin Strongylocentrotus purpuratus 0.08 mm 111381 http://www.echinobas...
Nucleosome repeat length typical of sea urchin sperm Black Sea Urchin Arbacia lixula 237 bp 111128 Robinson PJ, Fairall L...
Speed of molecular motor kinesin II Sea urchin 0.4 μm/sec 108069 Scholey JM, Ou G, Snow J...
Distance from center to center of ribosomes on polysome Sea urchin Lytechinus pictus ~135 bases 107677 Ben-Tabou de-Leon S,...
Genome size Mycoplasma Mesoplasma florum 7.93e+5 bp 100296 http://cmr.tigr.org/...
diameter of the egg acorn worm Saccoglossus kowalevskii 0.3 (.2 - .4) mm 111383 http://www.newworlde...
diameter of the egg Tergivelum baldwinae 1.5 mm 111384 http://www.newworlde...
Calcium concentration in resting egg cell Sea urchin Lytechinus pictus 144 (±10) nM 107035 Poenie M, Alderton J...
Number of genes Mycobacterium tuberculosis 3995 unitless 101743 Camus JC, Pryor MJ, Médigue C...
Number of chromosomes Bread mold Neurospora crassa 7 chromosomes 111376 National Institutes of Health...