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CK2-SPT16-SSRP1 complex
Function:
- forms following UV irradiation
Structure:
- consists of: SSRP1, SUPT16H, CSNK2A1, CSNK2A2 & CSNK2B
General
molecular complex
Properties
SUBUNITS: FACT complex subunit SSRP1
COMPARTMENT: cell nucleus
MOTIF: acetylation site
SITE: N-TERMINUS
EFFECTOR-BOUND: acetyl
Thr phosphorylation site {T170}
Tyr phosphorylation site {Y311}
Ser phosphorylation site {S437}
acidic region {439-496}
MOTIF: acidic residue (SEVERAL)
Tyr phosphorylation site {Y441}
Ser phosphorylation site {S444}
peptide motif {450-451}
serine-rich region {497-511}
MOTIF: serine residue (SEVERAL)
Ser phosphorylation site {S510}
lysine-rich region {512-534}
MOTIF: lysine residue (SEVERAL)
HMG box
SITE: 547-615
MOTIF: Tyr phosphorylation site {Y554}
Ser phosphorylation site {S561}
lysine-rich region {623-640}
MOTIF: lysine residue (SEVERAL)
serine-rich region {641-709}
MOTIF: serine residue (SEVERAL)
Ser phosphorylation site {S657}
Ser phosphorylation site {S659}
Ser phosphorylation site {S667}
Ser phosphorylation site {S668}
Ser phosphorylation site {S671}
Ser phosphorylation site {S672}
Ser phosphorylation site {S673}
Ser phosphorylation site {S688}
FACT complex subunit SPT16
COMPARTMENT: cell nucleus
MOTIF: coiled coil {432-507}
glutamate-rich region {926-1011}
MOTIF: glutamate residue (SEVERAL)
casein kinase 2-alpha chain
MOTIF: kinase domain
SITE: N-TERMINAL
MOTIF: ATP-binding site
NAME: ATP-binding site
MOTIF: tyrosine residue {X}
serine residue {X+1}
nuclear translocation signal {K73}
MOTIF-SEQUENCE: KKKK
Thr phosphorylation site {T128}
MOTIF-SEQUENCE: TLTD
specific amino acid-enriched region {H148-H166}
MOTIF: histidine residue (4)
Thr phosphorylation site {T344}
FOR-PHOSPHORYLATION-BY: cyclin-dependent kinase-1
Thr phosphorylation site {T360}
FOR-PHOSPHORYLATION-BY: cyclin-dependent kinase-1
Ser phosphorylation site {S362}
FOR-PHOSPHORYLATION-BY: cyclin-dependent kinase-1
Ser phosphorylation site {S370}
FOR-PHOSPHORYLATION-BY: cyclin-dependent kinase-1
STATE: active state
SNK2A2
casein kinase 2-beta chain
MOTIF: Ser phosphorylation site {S2}
FOR-PHOSPHORYLATION-BY: casein kinase 2-alpha chain
Ser phosphorylation site {S3}
FOR-PHOSPHORYLATION-BY: casein kinase 2-alpha chain
ubiquitination site (destruction box, D-box)
SITE: R47-S55
FOR-BINDING-OF: ubiquitin
MOTIF-SEQUENCE: RAALAVLKS
Zinc finger
NAME: Zinc finger
SITE: C109-C140
EFFECTOR-BOUND: Zn+2
binding site
SITE: H171
FOR-BINDING-OF: casein kinase 2-alpha chain
Ser phosphorylation site {S209}
FOR-PHOSPHORYLATION-BY: cyclin-dependent kinase-1
References
UniProt :accession Q9Y5B9
Components
casein kinase 2-alpha chain (CSNK2A1)
casein kinase 2-beta chain (phosvitin, CSNK2B ,CK2N, G5A)
FACT complex subunit SPT16 (facilitates chromatin transcription complex subunit SPT16, hSPT16, FACT 140 kD subunit, FACTp140, chromatin-specific transcription elongation factor 140 kD subunit, SUPT16H, FACT140, FACTP140)
FACT complex subunit SSRP1; facilitates chromatin transcription complex subunit SSRP1; FACT 80 kD subunit; FACTp80; chromatin-specific transcription elongation factor 80 kD subunit; structure-specific recognition protein 1; hSSRP1; recombination signal sequence recognition protein 1; T160 (SSRP1, FACT80)