Mcircle
Mdiamond
Msquare
assembly
box
box3d
cds
circle
component
diamond
doublecircle
doubleoctagon
egg
ellipse
fivepoverhang
folder
hexagon
house
insulator
invhouse
invtrapezium
invtriangle
larrow
lpromoter
none
note
noverhang
octagon
oval
parallelogram
pentagon
plaintext
point
polygon
primersite
promoter
proteasesite
proteinstab
rarrow
rect
rectangle
restrictionsite
ribosite
rnastab
rpromoter
septagon
signature
square
star
tab
terminator
threepoverhang
trapezium
triangle
tripleoctagon
underline
utr