Table II Proteins identified in boar spermatozoa belonging to the Sus scrofa taxonomy linked to the sperm function categories listed in UniProt KB database (www.uniprot.org). The only protein differentially expressed among the four sperm sources is highlighted in bold
SPERM FUNCTIONALITY RELATED PROTEINS
ACCESIONPROTEIN NAME
ACROSOME REACTION
    P08001Acrosin
    A0A287B423Sperm equatorial segment protein 1
    F1RFQ6Syntaxin 2
    F1SRY6Phosphoinositide phospholipase C
    I3LT46Proprotein convertase subtilisin/kexin type 4
BINDING TO ZONA PELLUCIDA
    F1SDH8Phospholipid-transporting ATPase
    D0G0C8Chaperonin containing TCP1, subunit 2
    F1SQN1T-complex protein 1 subunit delta
    I3LR32Chaperonin containing TCP1 subunit 5
    I3LCA2Chaperonin containing TCP1 subunit 8
    I3LQ01Calmegin
    A5A8V7Heat shock 70 kDa protein 1-like
    I3LT46Proprotein convertase subtilisin/kexin type 4
    F1S7B1Sperm surface protein Sp17
    F1SB63t-complex 1
    F1SF28Zona pellucida-binding protein 1
    C8C4M8Zona pellucida binding protein 2 transcript variant 1
CAPACITATION
    I3LT05Rhophilin associated tail protein 1
    F1SAF0Dihydrolipoyl dehydrogenase
    A0A2C9F357Seminal plasma protein pB1
    I3LT46Proprotein convertase subtilisin/kexin type 4
SPERMATOGENESIS
    F1S2A8B-cell receptor associated protein 31
    P36968Phospholipid hydroperoxide glutathione peroxidase
    F1RRW5Angiotensin-converting enzyme
    F1RZG8Meiosis specific nuclear structural 1
    I3LTK6Ornithine decarboxylase antizyme 3
    D5K8A6Sperm associated antigen 4-like protein
    F1RR24Spermatogenesis associated 32
    F1S5Q9Theg spermatid protein
    F1STE2Testis specific 10
    F1SND1Thioredoxin domain containing 8
SPERM MOTILITY
    F1SFX0l-lactate dehydrogenase
    F1SGC2Coiled-coil domain containing 39
    I3LAH7Coiled-coil domain containing 40
    F1SLL4DEAD (Asp-Glu-Ala-Asp) box polypeptide 4
    F1S6P4Growth arrest specific 8
    X4ZHK0Phosphoglycerate kinase
    I3LT05rhophilin associated tail protein 1
    F1RGN9Tektin 1
    F1SV60Tektin 2
    F1SDE8Tektin 3
    F1RL08Tektin 5