Antibody:	MRCD-5
Detection system:	Biotinylated secondary antibody/[Strept]avidin coupled to Cy3

Structure	Level	Pattern	Image	Note
TS19: dorsal aorta	Present		1A
TS19: mesonephric tubule	Present		1A
TS19: neural tube	Present		1A
TS19: notochord	Present		1A
TS19: somite	Present		1A

Structure	Level	Pattern	Image	Note
TS20: limb	Present	Regionally restricted		Expression in developing skeletal muscle in the limb.

Structure	Level	Pattern	Image	Note
TS23: forelimb musculature	Present	Regionally restricted	1C	During primary myogenesis, expression in cell-cell contacts of primary myoblasts, but not in myotubes.

Structure	Level	Pattern	Image	Note
TS25: forelimb musculature	Present	Regionally restricted	1D	During secondary myogenesis, exclusive expression at interface of primary myotube/secondary myoblasts.

Structure	Level	Pattern	Image	Note
TS19: dorsal aorta	Present	Regionally restricted	1E	Expression in vascular smooth muscle cells.

Structure	Level	Pattern	Image	Note
TS20: lung	Strong	Regionally restricted	1H	High levels of expression in smooth muscle cells surrounding clefts and stalks, but not leading edges, of epithelial tubules.
TS20: lung epithelium	Weak		1H

Structure	Level	Pattern	Image	Note
TS17: mesonephric tubule	Present	Regionally restricted	2A	Expression in mesonephric epithelial duct and tubule cells.

Structure	Level	Pattern	Image	Note
TS20: mesenchyme of metanephros	Present	Regionally restricted	2B	Expression in aggregating mesenchymal cells which later form the epithelium of the metanephric tubular system.
TS20: pretubular aggregate	Present		2B
TS20: metanephros	Present	Regionally restricted	2B	Authors report co-expression with E-cadherin (Cdh1) in some tubular structures.
TS20: primitive collecting duct	Absent		2B	No expression in ureter bud-derived ducts.

Structure	Level	Pattern	Image	Note
TS25: mesenchyme of metanephros	Present	Regionally restricted	2C	Expression in aggregating mesenchymal cells which later form the epithelium of the metanephric tubular system.
TS25: pretubular aggregate	Present		2C
TS25: s-shaped body	Present	Regionally restricted	2C	Expression in proximal parts of s-shaped bodies
TS25: renal proximal tubule	Present		2C	Co-expression with E-cadherin (Cdh1) in proximal tubules.
TS25: renal distal tubule	Absent		2C

Structure	Level	Pattern	Image	Note
TS25: metanephros	Present	Regionally restricted	2D	Co-expression with E-cadherin (Cdh1) in lateral cell-cell contacts, as well as basal plasma membrane regions. Diffuse expression in cytoplasm.

Structure	Level	Pattern	Image	Note
TS20: thymus primordium	Present	Regionally restricted	2F	Expression in epithelial cells.

Structure	Level	Pattern	Image	Note
TS25: lung	Present	Regionally restricted	2H	Selective expression in smooth muscle cells surrounding bronchioles, but not the distal airways.
TS25: lung epithelium	Absent		2H