Table 5

Number of elements annotated from each resource in the current prototype

Resource

Number of elements

Resource local size (Mb)

Number of direct annotations (mgrep results)

Total number of 'useful'¹ annotations

Average number of annotating concepts

PubMed (subset)

http://www.ncbi.nlm.nih.gov/PubMed/ webcite

1050000

146.1

30822190

174840027

763

ArrayExpress

http://www.ebi.ac.uk/arrayexpress/ webcite

3371

3.6

502122

1849224

525

ClinicalTrials.gov

http://clinicaltrials.gov/ webcite

50303

99

16108580

48796501

824

Gene Expression Omnibus

http://www.ncbi.nlm.nih.gov/geo/ webcite

2085

0.7

165539

772608

359

ARRS GoldMiner (subset)

http://goldminer.arrs.org webcite

1155

0.5

134229

662687

564

TOTAL

1106914

249.9

47732660

226921047

(avg)461.5

¹ We do not add a closure annotation between an element and a concept in the index if the given element was already directly annotated with the given concept.

Shah et al. BMC Bioinformatics 2009 10(Suppl 2):S1   doi:10.1186/1471-2105-10-S2-S1