Protein: CY1
Cytochrome c1, heme protein, mitochondrial (EC 7.1.1.8) (Complex III subunit 4) (Complex III subunit IV) (Cytochrome b-c1 complex subunit 4) (Ubiquinol-cytochrome c oxidoreductase cytochrome c1 subunit) (Cytochrome c-1)

Gene: CY1, CYT1
Organism: Saccharomyces cerevisiae S288C
Interactions: 67
UniProt ID: P07143

Gene Ontology (top 5):
GO:0005739 - mitochondrion
GO:0005743 - mitochondrial inner membrane
GO:0005758 - mitochondrial intermembrane space
GO:0005829 - cytosol
GO:0006122 - mitochondrial electron transport, ubiquinol to cytochrome c

Download interactions: TXT   MITAB-2.5

Interaction Interactor Experiments Homologs Category Interaction
Score
Confidence

450417

QCR1
Cytochrome b-c1 complex subunit 1, mitochondrial

7

4

Small-scale

0.736

High

450419

UCRI
Cytochrome b-c1 complex subunit Rieske, mitochondrial

2

0

High-throughput

0.716

High

399769

COX4
Cytochrome c oxidase subunit 4, mitochondrial

4

1

Small-scale

0.676

High

450418

QCR2
Cytochrome b-c1 complex subunit 2, mitochondrial

4

4

Small-scale

0.676

High

450424

ADT2
ADP,ATP carrier protein 2

2

1

Small-scale

0.621

High

450460

RCF2
Respiratory supercomplex factor 2, mitochondrial

3

0

Small-scale

0.613

High

450464

RCF1
Respiratory supercomplex factor 1, mitochondrial

3

0

Small-scale

0.613

High

357746

QCR6
Cytochrome b-c1 complex subunit 6, mitochondrial

1

0

High-throughput

0.586

High

357874

CYB
Cytochrome b

1

0

Small-scale

0.586

High

450420

QCR8
Cytochrome b-c1 complex subunit 8, mitochondrial

1

0

High-throughput

0.586

High

450442

QCR10
Cytochrome b-c1 complex subunit 10, mitochondrial

1

0

High-throughput

0.586

High

450439

MIC60
MICOS complex subunit MIC60

2

0

High-throughput

0.585

High

357799

QCR7
Cytochrome b-c1 complex subunit 7, mitochondrial

2

2

Small-scale

0.584

High

360850

COX6
Cytochrome c oxidase subunit 6, mitochondrial

2

1

High-throughput

0.584

High

360924

CCPR
Cytochrome c peroxidase, mitochondrial

2

0

Small-scale

0.577

High

357684

CYC1
Cytochrome c isoform 1

1

1

Small-scale

0.575

High

360631

COX2
Cytochrome c oxidase subunit 2

2

0

Small-scale

0.559

High

450436

TIM23
Mitochondrial import inner membrane translocase subunit TIM23

2

0

Small-scale

0.559

High

360766

COX5A
Cytochrome c oxidase subunit 5A, mitochondrial

2

0

Small-scale

0.547

High

450450

COX14
Cytochrome c oxidase assembly protein COX14

1

0

Small-scale

0.513

High

450459

SHY1
Cytochrome oxidase assembly protein SHY1

1

0

Small-scale

0.513

High

450444

ATG8
Autophagy-related protein 8

1

1

High-throughput

0.479

High

360312

COX1
Cytochrome c oxidase subunit 1

1

0

High-throughput

0.458

High

416984

VDAC1
Non-selective voltage-gated ion channel 1

1

0

High-throughput

0.458

High

435666

RS13
Small ribosomal subunit protein uS15

1

0

High-throughput

0.458

High

441600

RS14A
Small ribosomal subunit protein uS11A

1

0

High-throughput

0.458

High

450421

HSP77
Import motor subunit, mitochondrial

1

0

High-throughput

0.458

High

450422

HSP72
Heat shock protein SSA2

1

0

High-throughput

0.458

High

450423

HSC82
ATP-dependent molecular chaperone HSC82

1

0

High-throughput

0.458

High

450425

RM33
Large ribosomal subunit protein uL30m

1

0

High-throughput

0.458

High

450426

CBP3
Protein CBP3, mitochondrial

1

0

High-throughput

0.458

High

450427

RPC2
DNA-directed RNA polymerase III subunit RPC2

1

0

High-throughput

0.458

High

450428

SIS1
Protein SIS1

1

0

High-throughput

0.458

High

450429

CDC48
Cell division control protein 48

1

0

High-throughput

0.458

High

450433

RM41
Large ribosomal subunit protein uL23m

1

0

High-throughput

0.458

High

450435

COX13
Cytochrome c oxidase subunit 13, mitochondrial

1

0

High-throughput

0.458

High

450437

HSP78
Heat shock protein 78, mitochondrial

1

0

High-throughput

0.458

High

450440

RM04
Large ribosomal subunit protein uL29m

1

0

High-throughput

0.458

High

450441

RM17
Large ribosomal subunit protein mL46

1

0

High-throughput

0.458

High

450443

MRX3
MIOREX complex component 3

1

0

High-throughput

0.458

High

450445

OM14
Mitochondrial outer membrane protein OM14

1

0

Small-scale

0.458

High

450446

MIC12
MICOS complex subunit MIC12

1

0

High-throughput

0.458

High

450447

PP2C7
Protein phosphatase 2C homolog 7, mitochondrial

1

0

High-throughput

0.458

High

450449

RPN10
26S proteasome regulatory subunit RPN10

1

0

Small-scale

0.458

High

450451

FMP10
Uncharacterized mitochondrial membrane protein FMP10

1

0

High-throughput

0.458

High

450453

NDH1
External NADH-ubiquinone oxidoreductase 1, mitochondrial

1

0

High-throughput

0.458

High

450454

MPM1
Mitochondrial peculiar membrane protein 1

1

0

High-throughput

0.458

High

450455

RPN11
Ubiquitin carboxyl-terminal hydrolase RPN11

1

0

High-throughput

0.458

High

450457

TOM22
Mitochondrial import receptor subunit TOM22

1

0

High-throughput

0.458

High

450458

TIM21
Mitochondrial import inner membrane translocase subunit TIM21

1

0

Small-scale

0.458

High

450461

SAM50
Sorting assembly machinery 50 kDa subunit

1

0

High-throughput

0.458

High

450462

COX12
Cytochrome c oxidase subunit 12, mitochondrial

1

0

High-throughput

0.458

High

450463

RS15
Small ribosomal subunit protein uS19

1

0

High-throughput

0.458

High

450466

ATG33
Autophagy-related protein 33

1

0

High-throughput

0.458

High

450467

YD157
Uncharacterized protein YDL157C, mitochondrial

1

0

Small-scale

0.458

High

450468

PDP1
[Pyruvate dehydrogenase [acetyl-transferring]]-phosphatase 1, mitochondrial

1

0

High-throughput

0.458

High

450452

SSB2
Ribosome-associated molecular chaperone SSB2

1

0

High-throughput

0.426

High

450448

NVJ1
Nucleus-vacuole junction protein 1

1

0

High-throughput

0.282

High

445299

CDC31
Cell division control protein 31

1

0

Small-scale

0.249

Low

450430

TF2B
Transcription initiation factor IIB

1

0

High-throughput

0.249

Low

450431

BMH1
Protein BMH1

1

0

High-throughput

0.249

Low

450432

RPC3
DNA-directed RNA polymerase III subunit RPC3

1

0

High-throughput

0.249

Low

450434

KRE6
Beta-glucan synthesis-associated protein KRE6

1

0

High-throughput

0.249

Low

450438

IXR1
Intrastrand cross-link recognition protein

1

0

Small-scale

0.249

Low

450456

MPS3
Spindle pole body assembly component MPS3

1

0

High-throughput

0.249

Low

450465

SEC10
Exocyst complex component SEC10

1

0

Small-scale

0.249

Low

450469

YB255
Uncharacterized protein YBR255C-A

1

0

Small-scale

0.249

Low


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Last updated: 11Aug2025