GREB1L and Mayer-Rokitansky-Küster-Hauser syndrome type 2: Recently, whole exome sequencing (WES) was used to identify GREB1L as a potential candidate for MRKH type 2 cases with kidney anomalies [9], but in general, the multifaceted and complex phenotype of the type 2 MRKH syndrome makes interpretation of genetic findings challenging.