Skip to main content

Table 1 HLA-B27-specific peptides in Drosophila with their corresponding protein and implication in biological process

From: TGFβ signaling pathway is altered by HLA-B27 expression, resulting in pathogenic consequences relevant for spondyloarthritis

Peptide

Second amino acid

Binding affinity (nM) NetMHC 4.0

Rank NetMHC 4.0*

Protein

Biological process

APGSGAPG

P

42,924

95

Trailer hitch, isoform E

Cytoskeleton

EEQEAEVDEN

E

43350.6

99

Tubulin beta-1 chain

GRPLVTMSTY

R

209.4

0.8

Uncharacterized protein, isoform E

LEELQQENCR

E

40662.7

85

Augmin complex subunit dgt3

TEAPLNPKAN**

E

42344.2

95

Actin-5 C

NRLMYSVIGATEY

R

4131

5

Z band alternatively spliced PDZ-motif protein 66, isoform I

VQYDPRNSETY

Q

22,065

22

VRYQQQQQQQQQY

R

4863.8

5.5

Z band alternatively spliced PDZ-motif protein 52, isoform R

AQGDFNEFIEK

Q

26901.4

31

Neuropeptide-like 2

Immunity

ARNDPQDDAE

R

27782.9

33

GH02216p

ARNDPQDDAEVIK

R

13252.4

12

GRITTNQDR

R

2115.8

3.5

Fat-body protein 1, isoform D

QRAMNPVMSI

R

106.7

0.5

SRMEYSFSNGVVTQ

R

1483.1

3

Sidestep III, isoform O

SRLTYGSNA

R

1596.4

3

Fondue, isoform A

SRLTYGSNAASTF

R

1088.6

2.5

SSRLTYGSNAASTF

S

3689.4

5

ARAEINFEGPSP

R

9277.4

8.5

BcDNA.GH11973

DNA/RNA

ARAEINFEGPSPA

R

4606.2

5.5

ARPYQPDGYQY

R

13923.4

12

RE50839p

NGEFGNELPQRQ

G

39358.9

80

Vig2, isoform B

STITSREIQ

T

34397.8

55

Histone H2B

SVNQQSKTQTVSN

V

34054.2

55

Protein lingerer, isoform L

AAKQTGPIVIS

A

33461.8

55

40 S ribosomal protein S19a (Ribosomal protein S19a, isoform C)

Translation

AGDSKANPPKGAA

G

36829.9

70

 

EEIKKEVSS

E

37291.4

70

 

GQIANGYTPV

Q

4211.7

5

Elongation factor 1-alpha

NPNQQSERP

P

37283.8

70

Eukaryotic translation initiation factor 4H1, isoform A

VRIGQPIMSV

R

983.7

2.5

60 S ribosomal protein L10

DGSVGPVGP

G

41344.1

90

Nicotinic acetylcholine receptor alpha7, isoform A

Ion transport

DGSVGPVGPAGP

G

42269.1

95

HTNNVQEPK

T

14523.8

13

Calsyntenin-1

TVSGVNGP

V

39174.1

80

V-type proton ATPase subunit B (Vacuolar proton pump subunit B)

YSKTKSAAPNFDE

S

28671.3

35

GEO09626p1

EGVEGIEHQE

G

43,278

99

Protein GDAP2 homolog

Stress response

IEQAGKDATEN

E

42,286

95

Cytochrome b5

TEDASHMEEVD

E

42945.4

95

Heat shock protein 83

ERNQNGEDVVK

R

18,746

17

FI19426p1

Membrane receptor

QRVGITAEDL

R

1000.7

2.5

Msr-110, isoform D

YRNAGLYNGNT

R

8464.9

8

GM18993p

YRNAGLYNGNTL

R

743.8

1.8

YRNAGLYNGNTLVD

R

566.5

1.5

GRSNISFATSP

R

7799.6

7.5

Nucleoporin NUP53

Nuclear membrane

APSGGPAG

P

44078.1

99

HECT-type E3 ubiquitin transferase

Ubiquitylation

GRGNIGQTNY

R

970.3

2.5

3-oxoacyl-[acyl-carrier-protein] reductase

Fatty acid metabolism

SRAPGGAGTGGM

R

7840.5

7.5

Protein transport protein Sect. 61 subunit beta

Autophagy/ Intracellular protein transport

GPGAGPGQRP

P

40685.1

85

FI16123p1

Unknown

MRVPPYYLLM

R

554

1.5

Uncharacterized protein, isoform A

MRVPPYYLLMQ

R

3821.6

5

YRIIESNEVPK

R

874.3

2

Uncharacterized protein

  1. Flybase website was used to determine the corresponding proteins and biological process (flybase.org)
  2. *Rank NetMHC 4.0: Rank threshold for strong binding peptides: 0.500 / Rank threshold for weak binding peptides: 2.000
  3. **This peptide was shared with the HLA-B27-bound peptidome isolated from B27-rats spleen but was not specific for HLA-B27 [25]