C1S and PKNOX1

Number of citations: 83 (PubMedID 35914814)
Data Source: BioGRID (two hybrid)

		C1S	PKNOX1
Name		complement C1s	PBX/knotted 1 homeobox 1
Structure
GO Annotations	Cellular Component	Extracellular Region Complement Component C1 Complex Extracellular Space Cell Surface Blood Microparticle Symbiont Cell Surface	Chromatin Nucleus Transcription Regulator Complex Cytoplasm
	Molecular Function	Serine-type Endopeptidase Activity Calcium Ion Binding Protein Binding Peptidase Activity Serine-type Peptidase Activity Hydrolase Activity Identical Protein Binding Metal Ion Binding	RNA Polymerase II Cis-regulatory Region Sequence-specific DNA Binding DNA-binding Transcription Factor Activity, RNA Polymerase II-specific DNA Binding Chromatin Binding DNA-binding Transcription Factor Activity Protein Binding Sequence-specific DNA Binding Sequence-specific Double-stranded DNA Binding
	Biological Process	Activation Of Membrane Attack Complex Immune System Process Proteolysis Complement Activation Complement Activation, Classical Pathway Opsonization Zymogen Activation Killing Of Cells Of Another Organism Innate Immune Response Protein Maturation	Angiogenesis Regulation Of DNA-templated Transcription Regulation Of Transcription By RNA Polymerase II Transcription By RNA Polymerase II Hemopoiesis T Cell Differentiation Erythrocyte Differentiation Camera-type Eye Development Positive Regulation Of Transcription By RNA Polymerase II
Pathways		Initial triggering of complement Classical antibody-mediated complement activation Regulation of Complement cascade	Activation of anterior HOX genes in hindbrain development during early embryogenesis
Drugs		Zinc 2-(2-Hydroxy-1,1-Dihydroxymethyl-Ethylamino)-Ethanesulfonic Acid Human C1-esterase inhibitor Copper Conestat alfa Zinc acetate Zinc chloride Zinc sulfate, unspecified form Sutimlimab	None
Diseases		Classic complement pathway component defects, including the following eight diseases: C1q alpha-chain deficiency; C1q beta-chain deficiency; C1q gamma-chain deficiency; C1r deficiency; C1s deficiency; C2 deficiency; C3 deficiency; C4 deficiency	None
GWAS		Activated partial thromboplastin time ( 29403010 ) Alzheimer's disease ( 33654092 ) Coronary artery disease ( 29212778 33020668 ) Eosinophil count ( 32888494 ) Eosinophil percentage of white cells ( 32888494 ) Lung cancer in never smokers ( 28604730 ) Mean reticulocyte volume ( 32888494 ) Mean spheric corpuscular volume ( 32888494 ) Red blood cell fatty acid levels ( 25500335 ) Red cell distribution width ( 27863252 32888494 ) Refractive error ( 32231278 )	Biochemical measures ( 19260141 ) Blood and toenail selenium levels ( 25343990 ) Cognitive performance ( 20125193 ) Information processing speed ( 21130836 )
Novel Interactors		1 novel interactors: IMPDH2	2 novel interactors: MX2 PCNT
Interacting Genes		6 interacting genes: C1QA C1R PKNOX1 REEP4 SERPING1 VKORC1	56 interacting genes: ANKRD49 APC APP ARL13B BAIAP2 BEX4 BLOC1S5 BORCS6 BRD2 C1S CAPRIN1 CMYA5 EEF1A2 EXOC7 FAM110B FHL2 FIBP FMNL2 GAS7 HMGB2 HOXA1 HOXB6 HOXB7 HOXD9 ITGB3BP KIF1A KIF1B MACF1 MEIS1 MPP3 NRIP1 NUP58 PAX6 PBX1 PBX2 PBX3 PFDN2 POU2F1 PRSS3 RAB11FIP4 RFX3 RNF40 SPTBN1 STAT1 STAT6 SYNM TCOF1 TEKT4P2 TET2 TLX1 TRIM59 TTC3 UBR1 VPS37C WIZ ZBTB3
Entrez ID		716	5316
HPRD ID		00397	03653
Ensembl ID		ENSG00000182326	ENSG00000160199
Uniprot IDs		F8WCZ6 P09871	B4DGV5 E7EPN6 P55347 Q6PKH2 Q96I87
PDB IDs		1ELV 1NZI 4J1Y 4LMF 4LOR 4LOS 4LOT 6F1C 6F1H 8GMN 8TYP	1X2N
GO Terms Enriched among Interactors		Complement Component C1 Complex Symbiont Cell Surface Complement Activation, Classical Pathway Complement Activation Coagulation Negative Regulation Of Complement Activation, Lectin Pathway Blood Coagulation Hemostasis IMP Dehydrogenase Activity Peptidyl-glutamic Acid Carboxylation Oxidoreductase Activity, Acting On CH Or CH2 Groups, Disulfide As Acceptor Vitamin-K-epoxide Reductase (warfarin-insensitive) Activity Vitamin-K-epoxide Reductase (warfarin-sensitive) Activity Blood Microparticle Leukocyte Activation Complement Component C1q Complex Vertebrate Eye-specific Patterning Extrinsic Component Of Presynaptic Membrane Complement-mediated Synapse Pruning Cell Activation IgM Binding Extrinsic Component Of Postsynaptic Membrane 'de Novo' XMP Biosynthetic Process Immune System Process Synapse Pruning GTP Biosynthetic Process Quinone Binding Mitotic Nuclear Membrane Reassembly Extracellular Region Regulation Of Immune Response Regulation Of Body Fluid Levels Endoplasmic Reticulum Lumen Negative Regulation Of Complement Activation Neuron Remodeling Humoral Immune Response IgG Binding Activation Of Membrane Attack Complex GMP Biosynthetic Process Peptidyl-glutamic Acid Modification Vitamin K Metabolic Process Molecular Sequestering Activity Opsonization Astrocyte Activation Fibrinolysis Purine Ribonucleoside Monophosphate Biosynthetic Process GTP Metabolic Process Endoplasmic Reticulum Tubular Network Endoplasmic Reticulum Tubular Network Organization Regulation Of Complement Activation Nuclear Envelope Organization	Pattern Specification Process Positive Regulation Of Transcription By RNA Polymerase II Chromatin DNA-binding Transcription Factor Activity DNA-binding Transcription Factor Activity, RNA Polymerase II-specific RNA Polymerase II Cis-regulatory Region Sequence-specific DNA Binding Positive Regulation Of RNA Biosynthetic Process Positive Regulation Of DNA-templated Transcription DNA-binding Transcription Activator Activity, RNA Polymerase II-specific Regulation Of Transcription By RNA Polymerase II Regionalization Positive Regulation Of RNA Metabolic Process Positive Regulation Of Nucleobase-containing Compound Metabolic Process Regulation Of DNA-templated Transcription Regulation Of RNA Biosynthetic Process Embryonic Morphogenesis Regulation Of RNA Metabolic Process Microtubule Anatomical Structure Morphogenesis Anterior/posterior Pattern Specification Sequence-specific DNA Binding RNA Polymerase II Core Promoter Sequence-specific DNA Binding Regulation Of Primary Metabolic Process Animal Organ Morphogenesis Eye Development Regulation Of Nucleobase-containing Compound Metabolic Process Microtubule-based Transport Nucleus Proximal/distal Pattern Formation Retrograde Neuronal Dense Core Vesicle Transport DNA Binding Axo-dendritic Transport Positive Regulation Of Macromolecule Biosynthetic Process Regulation Of Macromolecule Metabolic Process Organelle Transport Along Microtubule Transport Along Microtubule Positive Regulation Of Biosynthetic Process Neuron Development Sensory Organ Development Positive Regulation Of Macromolecule Metabolic Process Regulation Of Dendritic Spine Morphogenesis Dense Core Granule Cytoskeletal Transport Transcription Coregulator Binding Anterograde Axonal Transport Regulation Of Metabolic Process Vesicle Transport Along Microtubule Positive Regulation Of Metabolic Process Cytoskeleton-dependent Intracellular Transport Regulation Of Gene Expression Transcription Corepressor Binding