Table 1

Table 1
Proposed order of amino acid incorporation into genetic code, hairpin aminoacylation and stereochemical relationship with anticodon
	Amino acids in proposed order of incorporation into genetic code	Reported hairpin amino-acylation	Established stereochemical relationship with anticodon

	glycine	+
	alanine	+
	aspartic acid	+
early	valine	+
	proline
	serine	+
	glutamic acid
	threonine
	leucine		+
	arginine		codon
	asparagine
	isoleucine	+	anticodon/codon
	glutamine	+	-
	histidine	+	+
	lysine
	cysteine	+
late	phenylalanine		+
	tyrosine	+	+
	methionine	+
	tryptophan		+

Left column: proposed order of incorporation of amino acids into genetic code taken from [9]. Middle column: hairpin aminoacylation data taken from [4]. Right column: stereochemical relationship with anticodon data taken from [27]. Gaps in the table represent those examples where evidence has not been reported or established.
Bernhardt and Tate Biology Direct 2008 3:53 doi:10.1186/1745-6150-3-53