epc bHLHa23 epicardin transcription factor 21 genetic mapping bHLHa23|podocyte-expressed 1|epicardin|Pod-1|epc|capsulin|Pod1 O Gene protein coding gene http://identifiers.org/mgd/MGI:1202715 Pod1 MGI:1202715 capsulin - podocyte-expressed 1 Tcf21 Pod-1