Protein: SQH
Myosin regulatory light chain sqh (Myosin regulatory light chain, nonmuscle) (MRLC-C) (Protein spaghetti-squash)

Gene: SQH
Organism: Drosophila melanogaster
Interactions: 99
UniProt ID: P40423

Gene Ontology (top 5):
GO:0000281 - mitotic cytokinesis
GO:0001671 - ATPase activator activity
GO:0003383 - apical constriction
GO:0003384 - apical constriction involved in gastrulation
GO:0005509 - calcium ion binding

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

823746

PP1B
Serine/threonine-protein phosphatase beta isoform

2

6

Small-scale

0.806

High

559023

PP12
Serine/threonine-protein phosphatase alpha-2 isoform

1

6

Small-scale

0.647

High

823775

Q95SK9
GH17420p

1

20

Small-scale

0.647

High

122288

M9PI41
non-specific serine/threonine protein kinase

1

14

Small-scale

0.618

High

823774

Q94533
Ribosomal protein S6 kinase

1

3

High-throughput

0.618

High

823778

MYSN
Myosin heavy chain, non-muscle

1

20

Small-scale

0.618

High

823793

Q9VJ14
RING-type E3 ubiquitin transferase

1

2

Small-scale

0.618

High

52506

A1Z6Z9
Dilute class unconventional myosin, isoform A

1

14

High-throughput

0.575

High

561562

SPTCA
Spectrin alpha chain

1

11

High-throughput

0.575

High

746377

GPRK2
G protein-coupled receptor kinase 2

1

4

High-throughput

0.575

High

823749

POLO
Serine/threonine-protein kinase polo

1

20

High-throughput

0.575

High

823750

SPTCB
Spectrin beta chain

1

9

High-throughput

0.575

High

823751

MYS9
Myosin heavy chain 95F

1

20

High-throughput

0.575

High

823771

Q8T0U6
Serine/threonine-protein phosphatase

1

6

High-throughput

0.575

High

823790

DMDA
Dystrophin, isoforms A/C/F/G/H

1

2

High-throughput

0.575

High

823792

FLNA
Filamin-A

1

9

High-throughput

0.575

High

823812

Q9VZQ3
Karst, isoform A

1

7

High-throughput

0.575

High

823754

ROP
Protein ROP

2

1

High-throughput

0.571

High

823783

ANLN
Anillin

2

4

Small-scale

0.571

High

823813

Q9VZS1
protein-serine/threonine phosphatase

2

3

High-throughput

0.571

High

823815

Q9W0B3
Vacuolar protein sorting-associated protein VTA1 homolog

2

0

High-throughput

0.569

High

726310

VATB
V-type proton ATPase subunit B

2

1

High-throughput

0.552

High

451736

NOTCH
Neurogenic locus Notch protein [Cleaved into: Processed neurogenic locus Notch protein]

1

0

High-throughput

0.546

High

823784

PICO
Putative inorganic phosphate cotransporter

2

1

High-throughput

0.521

High

823745

ACTZ
Actin-related protein 1

1

8

High-throughput

0.514

High

68702

A8JQV1
Uncharacterized protein, isoform C

1

4

High-throughput

0.479

High

357149

SDK
Protein sidekick

1

2

Small-scale

0.479

High

624291

CI
Transcriptional activator cubitus interruptus

1

1

Small-scale

0.479

High

823755

Q0KHR3
Bazooka, isoform B

1

1

Small-scale

0.479

High

823756

Q17Q80
Big bang, isoform F

1

3

Small-scale

0.479

High

823758

SIMA
Protein similar

1

2

High-throughput

0.479

High

823780

PATJ
Patj homolog

1

1

Small-scale

0.479

High

823799

RHEB
GTP-binding protein Rheb homolog

1

2

High-throughput

0.479

High

823803

Q9VTB3
Guanylate kinase

1

1

High-throughput

0.479

High

823805

PYRG
CTP synthase

1

1

High-throughput

0.479

High

823786

Q9V9S0
FI04419p

1

0

High-throughput

0.464

High

823791

Q9VDY8
MIP08680p

1

0

Small-scale

0.460

High

654213

DDX6
ATP-dependent RNA helicase me31b

1

0

High-throughput

0.458

High

823800

GOLP3
Golgi phosphoprotein 3 homolog sauron

1

0

High-throughput

0.458

High

69065

A8JRH3
FI20012p1

1

1

High-throughput

0.445

High

118796

M9NFI9
Neurabin-1

1

5

High-throughput

0.445

High

823747

CAPZB
F-actin-capping protein subunit beta

1

3

High-throughput

0.445

High

823753

ARL2
ADP-ribosylation factor-like protein 2

1

1

High-throughput

0.445

High

823757

FLII
Protein flightless-1

1

7

High-throughput

0.445

High

823759

Q4V467
IP10845p

1

4

High-throughput

0.445

High

823760

SARM1
NAD(+) hydrolase sarm1

1

1

High-throughput

0.445

High

823766

Q7KMQ0
26S proteasome regulatory subunit 7

1

3

High-throughput

0.445

High

823768

Q8INW7
FI11475p

1

5

High-throughput

0.445

High

823769

Q8MSW0
Isoleucine--tRNA ligase, cytoplasmic

1

1

High-throughput

0.445

High

823770

CHM4
Charged multivesicular body protein 4

1

3

High-throughput

0.445

High

823773

Q8T8W3
AT21416p

1

2

High-throughput

0.445

High

823781

Q9V3V6
26S proteasome regulatory complex subunit p50

1

8

High-throughput

0.445

High

823794

EFHD2
EF-hand domain-containing protein D2 homolog

1

15

High-throughput

0.445

High

823797

Q9VLS7
LD21067p

1

1

High-throughput

0.445

High

823811

Q9VZ88
AT07585p

1

1

High-throughput

0.445

High

823818

CAPZA
F-actin-capping protein subunit alpha

1

4

High-throughput

0.445

High

823820

ATG5
Autophagy protein 5

1

1

High-throughput

0.445

High

823779

Q9N6D8
GH11591p

1

5

High-throughput

0.437

High

235198

HTH
Homeobox protein homothorax

1

0

High-throughput

0.426

High

626988

RLA0
Large ribosomal subunit protein uL10

1

0

High-throughput

0.426

High

715075

CLH
Clathrin heavy chain

1

0

High-throughput

0.426

High

823742

PNUT
Protein peanut

1

0

High-throughput

0.426

High

823743

IF2B
Eukaryotic translation initiation factor 2 subunit 2

1

0

High-throughput

0.426

High

823752

HTS
Protein hu-li tai shao

1

0

High-throughput

0.426

High

823761

MOX12
MOXD1 homolog 2

1

0

High-throughput

0.426

High

823772

ENA
Protein enabled

1

0

High-throughput

0.426

High

823785

Q9V9Q4
LD43819p

1

0

High-throughput

0.426

High

823787

Q9VB23
Serine/threonine protein phosphatase 2A regulatory subunit

1

0

High-throughput

0.426

High

823796

NFS1
Cysteine desulfurase, mitochondrial

1

0

High-throughput

0.426

High

823801

Q9VQI5
Interferon-related developmental regulator 1

1

0

High-throughput

0.426

High

823814

Q9W016
Supervillin, isoform K

1

0

High-throughput

0.426

High

823816

Q9W0L7
ubiquitinyl hydrolase 1

1

0

High-throughput

0.426

High

823819

Q9W392
T-complex protein 1 subunit beta

1

0

High-throughput

0.426

High

360519

COX2
Cytochrome c oxidase subunit 2

1

1

High-throughput

0.407

High

823762

Q6QU65
ADAM metalloprotease

1

1

High-throughput

0.407

High

823763

Q7JVY0
Coronin

1

1

High-throughput

0.407

High

823767

Q86BR6
Autophagy-related 16, isoform C

1

4

High-throughput

0.407

High

823776

Q95WY3
Nucleolar protein 56

1

1

High-throughput

0.407

High

823777

Q960C7
NADP-retinol dehydrogenase

1

3

High-throughput

0.407

High

823782

NOG1
Nucleolar GTP-binding protein 1

1

1

High-throughput

0.407

High

823802

SRP68
Signal recognition particle subunit SRP68

1

1

High-throughput

0.407

High

823806

RS10B
Small ribosomal subunit protein eS10B

1

1

High-throughput

0.407

High

823808

Q9VXK5
Putative rRNA methyltransferase

1

1

High-throughput

0.407

High

823809

Q9VXN3
LD07988p

1

10

High-throughput

0.407

High

823804

Q9VTT3
LD31163p

2

0

High-throughput

0.298

High

144858

ATPG
ATP synthase subunit gamma, mitochondrial

1

0

High-throughput

0.232

Low

809476

RS19A
Small ribosomal subunit protein eS19A

1

0

High-throughput

0.232

Low

823744

COPB
Coatomer subunit beta

1

0

High-throughput

0.232

Low

823748

TCPG
T-complex protein 1 subunit gamma

1

0

High-throughput

0.232

Low

823764

Q7JXU4
Nucleolar GTP-binding protein 2

1

0

High-throughput

0.232

Low

823765

Q7K2P3
GH20817p

1

0

High-throughput

0.232

Low

823788

Q9VBT1
CHK kinase-like domain-containing protein

1

0

High-throughput

0.232

Low

823789

Q9VDK7
Signal recognition particle subunit SRP72

1

0

High-throughput

0.232

Low

823795

RM13
Large ribosomal subunit protein uL13m

1

0

High-throughput

0.232

Low

823798

Q9VM57
Septin interacting protein 2, isoform A

1

0

High-throughput

0.232

Low

823807

IDH3A
Probable isocitrate dehydrogenase [NAD] subunit alpha, mitochondrial

1

0

High-throughput

0.232

Low

823810

Q9VXQ5
Chaperonin containing TCP1 subunit 6

1

0

High-throughput

0.232

Low

823817

Q9W255
GH05812p

1

0

High-throughput

0.232

Low

823821

Q9W4C1
IP13321p

1

0

High-throughput

0.232

Low


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Last updated: 11Aug2025