Table 1 Summarization of identified proteins which might be associated with feeding process of lampreys

No.

Protein functions

Protein names

1

Protein synthesis, modification, and degradation

40S ribosomal protein S9/S15a/S20/S25/S26;

60S ribosomal protein L11/L14/L18/L21/L28;

Proteasome non-ATPase subunit 12 (26S)/ATPase subunit 2 (26S);

β2/β3/β5/Y/non-ATPase subunit 6 (26S); Ubiquitin-conjugating enzyme E2O/E3;

Heat shock protein (HSP) 5/90α/90β; Protein disulfide isomerase (PDI) family A, member 3; Thioredoxin (TRX) domain containing 17; Protein phosphatase 2, regulatory subunit B, δ

2

Blood flow, blood pressure, and vascular contractility

Angiotensin II receptor (type 1a); Serine carboxypeptidase 1; Cystathionine β-synthase; Ryanodine receptor 2

3

Anticoagulation

BGSP1; Cathepsin D; Deoxyribonuclease I; Serpin;

Natterin-like protein; Lipoprotein-associated phospholipase A2 (Lp-PLA2)

4

Immune regulation

Cathepsin L/Z/D; Cystatin F; Chitinase domain containing 1; Dual oxidase

Melanotransferrin/transferrin-a; Rab 1A/2A/11a/29; Serpin

5

Nociception

CRBGP; Stomatin

6

Antioxidation

Peroxidase (Glutathione peroxidase 2; Peroxiredoxin 2/3/TSA1); Selenoprotein 15; TRX domain containing 17; Catalase; Prohibitin 2; Superoxide dismutase 2

7

Anti-angiogenesis

Ubiquinol-cytochrome c reductase binding protein (UQCRB);

CRBGP; Fibulin 5; Cystatin

8

Tissue lysis

Saposin

9

Glycolysis and signal transduction

Cytochrome P450; Fructose-bisphosphate aldolase (FBA); 14-3-3 protein; Triosephosphate isomerise; Glyoxalase; Pyruvate kinase (PK)