Table 2.

MR-Interacting Peptides, Derived From Heart- and Kidney-Specific cDNA Libraries, Identified Using T7 Phage Display

	Clone	Symbol	Gene Name	Fragment	Activity on MR
					HEK293		H9c2
					A	F	A	F
Heart	A10	SFRS18	Splicing factor, arginine/serine-rich 18	474–696	–	–	–	–
	A1b	NUCKS1	Nuclear casein kinase and cyclin-dependent kinase substrate 1	53–243	–	–	–	–
	A20	NOLC1	Nucleolar and coiled-body phosphoprotein 1	105–324	–	–	–	–
	A38	RBBP6	Retinoblastoma binding protein 6	872–1056	–	–	–	–
	A44	EIF5B	Eukaryotic translation initiation factor 5B	160–294	–	–	↑	↑
	A44b	SSRP1	Structure-specific recognition protein 1	526–709	↓	↓	–	–
	A53	NPIPL3	Same as D15 but longer fragment	665–854	n.d.	n.d.	n.d.	n.d.
	A78	ATRX	α-Thalassemia/mental retardation syndrome X linked	193–327	↓	↓	–	–
	A9	SAFB	Scaffold attachment factor B	4–127	↓	↓	–	–
	A91	AHNAK	AHNAK nucleoprotein	899–1114	↓	↓	↓	↓
	D1	BUB3	Budding uninhibited by benzimidazoles 3 homolog	220–328	↓	↓	↓	↓
	D15	NPIPL3	Nuclear pore complex interacting protein-like 3	748–854	↓	↓	–	–
	D17b	CCDC55	Coiled-coil domain containing 55	296–451	↓	↓	↓	↓
	D30	Hypothetical	Similar to AGAP002076-PA	299–331	↑	↑	–	–
	D32b	ATP5I	ATP synthase, H + transporting	14–66	–	–	–	–
	F18b	RPL4	Ribosomal protein L4	402–462	↓	↓	↓	↓
	F19b	MYL2	Myosin, light chain 2, regulatory, cardiac, slow	96–153	↑	↓	–	–
	F20b	XRCC6	X-ray repair complementing defective repair in CHO cells 6	480–609	↓	↓	–	–
	F45b	RRBP1	Ribosome binding protein 1 homolog 180 kDa	79–246	↓	↓	↓	↓
	F46b	RPL23A	Ribosomal protein L23a	42–71	↓	↓	↓	↓
	F5b	SERF2	Small EDRK-rich factor 2	02–059	↓	↓	–	–
	F6	EEF1A1	Eukaryotic translation elongation factor 1α1	396–462	–	–	↓	↓
	F81	ENSA	Endosulfine-α	17–121	↓	↓	↓	↓
Kidney	KA14a	MUC1	Mucin 1, cell surface associated	38–115	↓	↓	↓	↓
	KA3b	FRMD4B	FERM domain containing 4B	528–643	↑	–	↓	↓
	KA44b		Chloride intracellular channel 1 variant	90–133	↓	↓	↓	↓
	KF 22b	GPX3	Glutathione peroxidase 3	62–111	–	–	↓	↓
	KF18a	RRBP1	Ribosome binding protein 1 homolog 180 kDa	102–160	–	–	↓	↓
	KF24b	PCBP2	Poly(rC) binding protein 2	198–285	–	–	↓	↓
	KF67b	EEF1A1	Eukaryotic translation elongation factor 1α1	59–92	n.d.	n.d.	n.d.	n.d.

Abbreviations: n.d., not determined; –, no effect; ↑, enhance MR transactivation; ↓, reduce MR transactivation.