The 11 papers which experimentally show that the PCTFP (Pho2-Pho4) has physical interaction

Experimental System Publication Throughput
Affinity Capture-Western Magbanua JP (1997) Low Throughput
Reconstituted Complex Xia ZX (2002) Low Throughput
Reconstituted Complex Hirst K (1994) Low Throughput
Two-hybrid Yang J (1997) Low Throughput
Two-hybrid Shao D (1996) Low Throughput
Reconstituted Complex Liu C (2000) Low Throughput
Two-hybrid Liu C (2000) Low Throughput
Reconstituted Complex Komeili A (1999) Low Throughput
Two-hybrid Pinson B (2009) Low Throughput
Affinity Capture-Western Pinson B (2009) Low Throughput
PCA Sung MK (2010) Low Throughput

The 4 papers which experimentally show that the PCTFP (Pho2-Pho4) has genetic interaction

Experimental System Publication Throughput
Phenotypic Suppression Barbaric S (1998) Low Throughput
Phenotypic Suppression Berben G (1988) Low Throughput
Dosage Rescue Fascher KD (1990) Low Throughput
Phenotypic Enhancement Zhou X (2011) Low Throughput