Protein: LAR1B
La-related protein 1B (La ribonucleoprotein domain family member 1B) (La ribonucleoprotein domain family member 2) (La-related protein 2)

Gene: LAR1B, LARP1B
Organism: Homo sapiens
Interactions: 142
UniProt ID: Q659C4

Gene Ontology (top 5):
GO:0000339 - RNA cap binding
GO:0003723 - RNA binding
GO:0005634 - nucleus
GO:0005829 - cytosol
GO:0010494 - cytoplasmic stress granule

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

472812

RU17
U1 small nuclear ribonucleoprotein 70 kDa

3

20

High-throughput

0.861

High

485207

ROA1
Heterogeneous nuclear ribonucleoprotein A1

3

20

High-throughput

0.861

High

1111792

TRA2A
Transformer-2 protein homolog alpha

3

20

High-throughput

0.861

High

1226041

MK67I
MKI67 FHA domain-interacting nucleolar phosphoprotein

3

20

High-throughput

0.861

High

1090238

ELAV2
ELAV-like protein 2

2

20

High-throughput

0.811

High

1226016

LARP1
La-related protein 1

2

12

High-throughput

0.811

High

1194146

LARP7
La-related protein 7

2

19

High-throughput

0.789

High

1226032

LAR4B
La-related protein 4B

2

11

High-throughput

0.789

High

48004

RBM47
RNA-binding protein 47

1

20

High-throughput

0.691

High

74516

HNRC2
Heterogeneous nuclear ribonucleoprotein C-like 2

1

15

High-throughput

0.691

High

135240

IF2B3
Insulin-like growth factor 2 mRNA-binding protein 3

1

20

High-throughput

0.691

High

256631

HNRC1
Heterogeneous nuclear ribonucleoprotein C-like 1

1

15

High-throughput

0.691

High

462463

HNRPC
Heterogeneous nuclear ribonucleoproteins C1/C2

1

20

High-throughput

0.691

High

1016475

SRSF3
Serine/arginine-rich splicing factor 3

1

20

High-throughput

0.691

High

1061018

SRSF1
Serine/arginine-rich splicing factor 1

1

20

High-throughput

0.691

High

1062013

SRSF4
Serine/arginine-rich splicing factor 4

1

20

High-throughput

0.691

High

1099113

SRSF5
Serine/arginine-rich splicing factor 5

1

20

High-throughput

0.691

High

1099390

SRSF6
Serine/arginine-rich splicing factor 6

1

20

High-throughput

0.691

High

1148698

RBMS2
RNA-binding motif, single-stranded-interacting protein 2

1

20

High-throughput

0.691

High

1159967

SRSF7
Serine/arginine-rich splicing factor 7

1

20

High-throughput

0.691

High

1226036

PABP5
Polyadenylate-binding protein 5

1

20

High-throughput

0.691

High

1226017

CCNI2
Cyclin-I2

4

6

High-throughput

0.691

High

1226022

ZC3H3
Zinc finger CCCH domain-containing protein 3

3

5

High-throughput

0.667

High

122788

KIF2A
Kinesin-like protein KIF2A

2

1

High-throughput

0.633

High

521742

H14
Histone H1.4

2

14

High-throughput

0.628

High

591684

H2AX
Histone H2AX

2

17

High-throughput

0.628

High

868358

CDX1
Homeobox protein CDX-1

2

1

High-throughput

0.628

High

1226023

ERF3B
Eukaryotic peptide chain release factor GTP-binding subunit ERF3B

2

5

High-throughput

0.628

High

1226031

DGCR8
Microprocessor complex subunit DGCR8

2

1

High-throughput

0.628

High

250656

HNRPQ
Heterogeneous nuclear ribonucleoprotein Q

1

20

High-throughput

0.618

High

550323

PABP1
Polyadenylate-binding protein 1

1

20

High-throughput

0.618

High

1126946

RBM39
RNA-binding protein 39

1

20

High-throughput

0.618

High

1226033

DAZL
Deleted in azoospermia-like

1

20

High-throughput

0.618

High

1226062

IF2B2
Insulin-like growth factor 2 mRNA-binding protein 2

1

20

High-throughput

0.618

High

182316

WDR46
WD repeat-containing protein 46

2

7

High-throughput

0.611

High

586743

RS2
Small ribosomal subunit protein uS5

2

7

High-throughput

0.611

High

994595

YBOX1
Y-box-binding protein 1

2

20

High-throughput

0.601

High

1226060

YBOX2
Y-box-binding protein 2

2

20

High-throughput

0.601

High

643893

FBRL
rRNA 2'-O-methyltransferase fibrillarin

2

5

High-throughput

0.584

High

891616

GSK3B
Glycogen synthase kinase-3 beta

2

4

High-throughput

0.584

High

1226025

SERB1
SERPINE1 mRNA-binding protein 1

2

7

High-throughput

0.584

High

866379

MSS4
Guanine nucleotide exchange factor MSS4

2

0

High-throughput

0.580

High

1094030

RM28
Large ribosomal subunit protein bL28m

2

0

High-throughput

0.580

High

1226021

TRI69
E3 ubiquitin-protein ligase TRIM69

1

2

High-throughput

0.573

High

1187115

TBC25
TBC1 domain family member 25

2

1

High-throughput

0.553

High

191671

MAGB2
Melanoma-associated antigen B2

1

3

High-throughput

0.536

High

192595

NUP42
Nucleoporin NUP42

1

1

High-throughput

0.536

High

193786

PER1
Period circadian protein homolog 1

1

1

High-throughput

0.536

High

244714

ZC3H1
Zinc finger C3H1 domain-containing protein

1

2

High-throughput

0.536

High

290595

SURF6
Surfeit locus protein 6

1

2

High-throughput

0.536

High

301084

RL1D1
Ribosomal L1 domain-containing protein 1

1

5

High-throughput

0.536

High

338869

CBX6
Chromobox protein homolog 6

1

5

High-throughput

0.536

High

344219

PTBP3
Polypyrimidine tract-binding protein 3

1

17

High-throughput

0.536

High

428810

RLA0
Large ribosomal subunit protein uL10

1

3

High-throughput

0.536

High

476717

RSSA
Small ribosomal subunit protein uS2

1

12

High-throughput

0.536

High

517774

GLI4
Zinc finger protein GLI4

1

2

High-throughput

0.536

High

595467

H15
Histone H1.5

1

14

High-throughput

0.536

High

595797

H13
Histone H1.3

1

14

High-throughput

0.536

High

615827

RL17
Large ribosomal subunit protein uL22

1

4

High-throughput

0.536

High

658230

RS3
Small ribosomal subunit protein uS3

1

4

High-throughput

0.536

High

809677

RS19
Small ribosomal subunit protein eS19

1

6

High-throughput

0.536

High

860791

RS10
Small ribosomal subunit protein eS10

1

5

High-throughput

0.536

High

889753

CLK3
Dual specificity protein kinase CLK3

1

14

High-throughput

0.536

High

959823

RS3A
Small ribosomal subunit protein eS1

1

7

High-throughput

0.536

High

978997

RS6
Small ribosomal subunit protein eS6

1

5

High-throughput

0.536

High

984810

RL31
Large ribosomal subunit protein eL31

1

7

High-throughput

0.536

High

1009221

PRR3
Proline-rich protein 3

1

3

High-throughput

0.536

High

1016052

RL19
Large ribosomal subunit protein eL19

1

3

High-throughput

0.536

High

1027524

HNRPU
Heterogeneous nuclear ribonucleoprotein U

1

10

High-throughput

0.536

High

1037198

H11
Histone H1.1

1

14

High-throughput

0.536

High

1089439

ILF2
Interleukin enhancer-binding factor 2

1

12

High-throughput

0.536

High

1089709

ILF3
Interleukin enhancer-binding factor 3

1

19

High-throughput

0.536

High

1113370

CUL3
Cullin-3

1

11

High-throughput

0.536

High

1124472

MAP7
Ensconsin

1

7

High-throughput

0.536

High

1151134

OASL
2'-5'-oligoadenylate synthase-like protein

1

10

High-throughput

0.536

High

1168820

HNRL2
Heterogeneous nuclear ribonucleoprotein U-like protein 2

1

10

High-throughput

0.536

High

1178046

RN151
RING finger protein 151

1

9

High-throughput

0.536

High

1226018

LN28B
Protein lin-28 homolog B

1

20

High-throughput

0.536

High

1226019

H1FNT
Testis-specific H1 histone

1

2

High-throughput

0.536

High

1226037

NEIL1
Endonuclease 8-like 1

1

3

High-throughput

0.536

High

1226040

MBB1A
Myb-binding protein 1A

1

2

High-throughput

0.536

High

1226042

REXO4
RNA exonuclease 4

1

2

High-throughput

0.536

High

1226044

PAIP1
Polyadenylate-binding protein-interacting protein 1

1

9

High-throughput

0.536

High

1226046

LN28A
Protein lin-28 homolog A

1

20

High-throughput

0.536

High

1226051

F120A
Constitutive coactivator of PPAR-gamma-like protein 1

1

5

High-throughput

0.536

High

1226052

ZBT47
Zinc finger and BTB domain-containing protein 47

1

3

High-throughput

0.536

High

1226054

PURG
Purine-rich element-binding protein gamma

1

4

High-throughput

0.536

High

1226055

ZN346
Zinc finger protein 346

1

6

High-throughput

0.536

High

1226057

ABT1
Activator of basal transcription 1

1

2

High-throughput

0.536

High

1226015

Q6ICH2
single-stranded DNA cytosine deaminase

2

12

High-throughput

0.533

High

979815

H4
Histone H4

1

2

High-throughput

0.515

High

1226014

Q6FHY5
MEOX2 protein

1

2

High-throughput

0.515

High

422303

A4
Amyloid-beta precursor protein

1

4

High-throughput

0.501

High

508128

UBC
Polyubiquitin-C [Cleaved into: Ubiquitin]

1

12

High-throughput

0.501

High

240148

FGF17
Fibroblast growth factor 17

1

2

High-throughput

0.489

High

1226028

THAP3
THAP domain-containing protein 3

1

1

High-throughput

0.489

High

1226039

CC140
Coiled-coil domain-containing protein 140

1

1

High-throughput

0.489

High

1226056

PAI2B
Polyadenylate-binding protein-interacting protein 2B

1

4

High-throughput

0.489

High

893927

MEOX2
Homeobox protein MOX-2

1

2

High-throughput

0.481

High

1226030

PIBF1
Progesterone-induced-blocking factor 1

1

1

High-throughput

0.481

High

213467

CTIF
CBP80/20-dependent translation initiation factor

1

9

High-throughput

0.479

High

345941

STAU1
Double-stranded RNA-binding protein Staufen homolog 1

1

20

High-throughput

0.479

High

400983

RAF1
RAF proto-oncogene serine/threonine-protein kinase

1

11

High-throughput

0.479

High

605716

KAPCA
cAMP-dependent protein kinase catalytic subunit alpha

1

3

Small-scale

0.479

High

691115

1433T
14-3-3 protein theta

1

11

High-throughput

0.479

High

891200

GSK3A
Glycogen synthase kinase-3 alpha

1

4

High-throughput

0.479

High

899968

FXR1
RNA-binding protein FXR1

1

6

High-throughput

0.479

High

909283

CCNG1
Cyclin-G1

1

6

High-throughput

0.479

High

952889

ACTB
Actin, cytoplasmic 1

1

11

High-throughput

0.479

High

954163

RS20
Small ribosomal subunit protein uS10

1

8

High-throughput

0.479

High

960142

RL26
Large ribosomal subunit protein uL24

1

5

High-throughput

0.479

High

966454

1433G
14-3-3 protein gamma

1

11

High-throughput

0.479

High

1035693

KIF23
Kinesin-like protein KIF23

1

7

High-throughput

0.479

High

1049406

1433F
14-3-3 protein eta

1

11

High-throughput

0.479

High

1126430

CAPR1
Caprin-1

1

4

High-throughput

0.479

High

1215660

RC3H1
Roquin-1

1

6

High-throughput

0.479

High

1226020

MEPCE
7SK snRNA methylphosphate capping enzyme

1

3

High-throughput

0.479

High

1226027

LS14A
Protein LSM14 homolog A

1

3

High-throughput

0.479

High

1226034

RL36L
Ribosomal protein eL42-like

1

3

High-throughput

0.479

High

1226043

MKRN2
E3 ubiquitin-protein ligase makorin-2

1

11

High-throughput

0.479

High

1226045

ECT2
Protein ECT2

1

7

High-throughput

0.479

High

1226047

MOV10
Helicase MOV-10

1

9

High-throughput

0.479

High

1226048

MET14
N(6)-adenosine-methyltransferase non-catalytic subunit METTL14

1

1

High-throughput

0.479

High

1226049

BRD7
Bromodomain-containing protein 7

1

9

High-throughput

0.479

High

1226050

EXD2
Exonuclease 3'-5' domain-containing protein 2

1

3

High-throughput

0.479

High

1226053

ZRAN1
Ubiquitin thioesterase ZRANB1

1

8

High-throughput

0.479

High

1226058

FZR1
Fizzy-related protein homolog

1

14

High-throughput

0.479

High

1226059

DD19B
ATP-dependent RNA helicase DDX19B

1

10

High-throughput

0.479

High

1226061

LC7L2
Putative RNA-binding protein Luc7-like 2

1

4

High-throughput

0.479

High

1194549

Q4G0R1
PIBF1 protein

1

1

High-throughput

0.470

High

912189

RPB11
DNA-directed RNA polymerase II subunit RPB11-a

1

0

High-throughput

0.460

High

47531

RPSA2
Small ribosomal subunit protein uS2B

1

12

High-throughput

0.445

High

1226035

ABC3D
DNA dC->dU-editing enzyme APOBEC-3D

1

12

High-throughput

0.445

High

657599

GCSP
Glycine dehydrogenase

1

4

High-throughput

0.437

High

1226024

POC1A
POC1 centriolar protein homolog A

1

6

High-throughput

0.437

High

1226038

DDRGK
DDRGK domain-containing protein 1

1

3

High-throughput

0.437

High

72784

B0UZZ8
WD repeat-containing protein 46

1

7

High-throughput

0.407

High

73412

B2CML4
single-stranded DNA cytosine deaminase

1

12

High-throughput

0.407

High

1226026

RB8NL
RBBP8 N-terminal-like protein

2

0

High-throughput

0.316

High

1099625

NOGG
Noggin

1

0

High-throughput

0.279

Low

1104549

MSLN
Mesothelin

1

0

High-throughput

0.279

Low

1226029

DCAF4
DDB1- and CUL4-associated factor 4

1

0

High-throughput

0.249

Low


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Last updated: 11Aug2025