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Table 1 Candidate proteins differentially expressed between SLE patients and controls

From: Increase of MZB1 in B cells in systemic lupus erythematosus: proteomic analysis of biopsied lymph nodes

UniProt Accession number

Protein name

Gene name

Location

Function

Fold change

ANOVA (p)

Q8WU39

Marginal zone B and B1 cell-specific protein

MZB1

ER

Immunoglobulin folding and secretion

2.5

0.03

P28838

Cytosol aminopeptidase

LAP3

Cytoplasm

Presumably involved in the processing and regular turnover of intracellular proteins

2.0

0.04

P07900

Heat shock protein HSP 90-alpha

HSP90AA1

Cytoplasm

Molecular chaperone

1.9

0.03

P43243

Matrin-3

MATR3

Nucleus

May play a role in transcription or may interact with other nuclear matrix proteins to form the internal fibrogranular network

1.7

0.03

P67809

Nuclease-sensitive element-binding protein 1

YBX1

Cytoplasm, nucleus, secreted

Extracellular mitogen and stimulates cell migration and proliferation

2.1

0.05

P36578

60S ribosomal protein L4

RPL4

Cytoplasm

Ribosomal protein

1.6

0.05

P00488

Coagulation factor XIII A chain

F13A1

Cytoplasm, secreted

Stabilizes fibrin clots

–24

0.01

Q9Y3U8

60S ribosomal protein L36

RPL36

Cytoplasm

Ribosomal protein

–1.7

0.04

Q16658

Fascin

FSCN1

Cytoplasm

Plays a role in the organization of actin filament bundles

–1.5

0.03

  1. Proteins with > 1.5-fold change and p ≤ 0.05 (Mann–Whitney U test followed by the Bonferroni correction) were considered significant. Fold-change values indicate higher (+) or lower (–) expression in SLE patients compared with controls
  2. UniProt/Swiss-Prot human proteomic database used as reference
  3. ANOVA analysis of variance, ER endoplasmic reticulum