Interactor 1: CYTC (P01034)
Cystatin-C (Cystatin-3) (Gamma-trace) (Neuroendocrine basic polypeptide) (Post-gamma-globulin)
Gene: CST3

Interactor 2: CO4A (P0C0L4)
Complement C4-A (Acidic complement C4) (C3 and PZP-like alpha-2-macroglobulin domain-containing protein 2) [Cleaved into: Complement C4 beta chain; Complement C4-A alpha chain; C4a anaphylatoxin; Complement C4b-A (Complement C4b-alpha' chain); Complement C4d-A; Complement C4 gamma chain]
Gene: C4A

Species: Homo sapiens

Source: biogrid

Category: Small-scale

Confidence: High

Method score Annotation score Interaction score
0.41 0.55 0.480

The method score is based on:

Property Details
Experiments 2304899
Identification Methods pull down
Interaction Type direct interaction

The annotation score is based on:

Property Details
Interacting Pfam domains -
Common GO terms GO:0004866 - endopeptidase inhibitor activity
GO:0005576 - extracellular region
GO:0005615 - extracellular space
GO:0005788 - endoplasmic reticulum lumen
GO:0005886 - plasma membrane
and 1 others

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Homologous interactions 0

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Last updated: 11Aug2025