Table 2.

Summary of Gene Ontology(GO) analysis of differential sperm proteins in asthenozoospermia in different proteomic studies

Study	GO term	Protein names
Hashemitabar et al.	energy and metabolism	COX6B, GAPDS, PHGPx
	movement and structural organization	TUBB2B, ODF2, AKAP4, KRT1, CLU
	stress response and turn over	HSPA2, HSPA9
	signaling and transport	VDAC2
	antioxidant activity	GSTMu3
Siva et al.	energy and metabolism	TRIS, GPK2, SCOT1, unidentified
	movement and organization	TUBB2C, tektin 1
	protein turnover, folding and stress response	PSMA3, HSPA2
Martı’nez-Heredia et al.	energy production	COX6B, DLDpre, Fhpre, ECH1pre
	structure and movement	ACTB, H2A, PIP, PIPpre, SEMG1
	cell signalling and regulation	ANXA5, S100A9, IMPA1
Zhao et al.	metabolic enzymes	IDH-α, PGM2, TPI, GOT-1, CA-II
	structure	GDI-1,ODF
	other	14-kDa fragment and 17-kDa fragments of semenogelin I