Table 1.

Summary of EST-Derived SNPs

Accession	ESTs	Clustered ESTs	Mapped ESTsa	High-quality bp	SNPs	SNP/bp sequenced	InDelsb
Ak-2	1,248	746	620	311,040	878	1:354	8
C24	2,719	1,193	916	398,384	1,137	1:350	5
Cvi-0	1,774	877	685	322,322	1,345	1:240	4
Ei-2	2,088	944	717	322,698	861	1:386	2
Ler	1,248	712	590	285,822	840	1:340	5
Nd-1	1,629	817	648	291,330	839	1:347	1
Total	10,706	5,289	4,176	1,941,596	4,327c	1:336	18c

↵a Mapped ESTs refer to ESTs that could be aligned with annotated genes (see text).
↵b Only InDels in ORFs were counted (see text).
↵c Due to redundancy (e.g., intermediate frequency polymorphisms), the overall number of SNPs and InDels is lower than the sum of all accessions.

Large-Scale Identification and Analysis of Genome-Wide Single-Nucleotide Polymorphisms for Mapping in Arabidopsis thaliana