Table 2 Top 10 upregulated and down regulated proteins in low-fertility bulls.

From: Integrated multi-omics analyses reveals molecules governing sperm metabolism potentially influence bull fertility

Sr. no.

Uniprot ID

Gene

Gene description

Log2 (fold change)

Reported function

Top ten upregulated proteins

1.

Q3T168

CACYBP

Calcyclin-binding protein

2.38

Ubiquitin protein ligase binding

2.

C0LZJ1

DMRT1

Doublesex and mab-3 related transcription factor 1

2.4

Germ cell development; male germ cell proliferation; male sex determination; male sex differentiation, Sertoli cell differentiation; sex differentiation

3.

P80227

APEH

Acylamino-acid-releasing enzyme

2.42

Serine-type endopeptidase activity

4.

Q2KHT6

FBXO32

F-box only protein 32

2.53

Protein ubiquitination

5.

O19131

TNFRSF1A

Tumor necrosis factor receptor superfamily member 1A

2.55

Apoptotic process; cell surface receptor signaling pathway; cytokine-mediated signaling pathway; defense response; prostaglandin metabolic process

6.

P21214

TGFB2

Transforming growth factor beta-2 proprotein

2.59

Activation of protein kinase activity; BMP signaling pathway; negative regulation of alkaline phosphatase activity; negative regulation of cell growth; type III transforming growth factor beta receptor binding; type II transforming growth factor beta receptor binding

7.

Q0VCA8

HAAO

3-hydroxyanthranilate 3,4-dioxygenase

2.7

Ferrous iron binding

8.

A5PJZ1

SLC25A24

Calcium-binding mitochondrial carrier protein SCaMC-1

2.84

Cellular response to calcium ion; cellular response to oxidative stress; mitochondrial transport; regulation of cell death

9.

Q3T0I4

ALYREF

THO complex subunit 4

3.21

mRNA processing; mRNA transport; RNA export from nucleus; RNA splicing

10.

Q3ZC33

GULO

l-gulonolactone oxidase

5.8

l-ascorbic acid biosynthetic process

Top ten downregulated proteins

1.

Q3T144

TMEM106C

Transmembrane protein 106C

 − 3.93

Integral component of Endoplasmic reticulum, facilitates sperm motility

2.

O18883

TXNDC9

Thioredoxin domain-containing protein 9

 − 3.35

Microtubule organization, protection against oxidative stress

3.

Q08DX7

SPNS1

Protein spinster homolog 1

 − 3.17

Transmembrane transporter activity

4.

Q3SZ84

BOLA3

BolA-like protein 3

 − 3.07

Mitochondrial function

5.

P61284

RPL12

60S ribosomal protein L12

 − 2.9

Structural constituent of ribosome

6.

Q2NL16

FBXO28

F-box only protein 28

 − 2.88

Protein polyubiquitination

7.

O97552

POU5F1

POU domain, class 5, transcription factor 1

 − 2.55

DNA binding; DNA-binding transcription factor activity, RNA polymerase II-specific, Blastocyst formation

8.

Q5BIS9

PRKAB1

5ʹ-AMP-activated protein kinase subunit beta-1

 − 2.51

Protein kinase activity; protein kinase binding

9.

Q5EA49

MIS12

Protein MIS12 homolog

 − 2.49

Attachment of mitotic spindle microtubules to kinetochore; cell division;

10.

Q9TS87

TAGLN

Transgelin

 − 2.34

Actin filament binding