O75533 (SF3B1_HUMAN) Homo sapiens (Human)

Splicing factor 3B subunit 1 UniProtKBInterProSTRINGInteractive Modelling

1304 aa; Sequence (Fasta) ; (Isoform 2); 78 identical sequences

Available Structures

43 Experimental Structures

DescriptionPDB IDOligo-stateRangeLigands
Cryo-EM Structure of the Activated Human Minor Spliceosome (minor Bact Complex)
7dvq
 Heteromer
O15541; O43660; O60231; O75643; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q13356; Q13435; Q13573; Q15029; Q15393; Q15427; Q5RL73; Q6P2Q9; Q6UX04; Q7RTV0; Q8IYB3; Q8TAD8; Q92917; Q96DI7; Q99459; Q9BRD0; Q9BWG6; Q9BWJ5; Q9BZJ0; Q9H6L4; Q9HCG8; Q9P013; Q9P021; Q9UQ35; Q9Y388; Q9Y3B4; 		82-1304
1×IHP; 1×GTP; 5×MG; 2×K; 1×G5J; 7×ZN;
Assess
Cryo-EM structure of a human activated spliceosome (early Bact) at 4.9 angstrom.
5z58
 Heteromer
O15541; O43660; O60231; O75643; P08579; P09661; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q12874; Q13435; Q13573; Q15029; Q15393; Q15427; Q15428; Q15459; Q6P2Q9; Q6UX04; Q7RTV0; Q8TAD8; Q96DI7; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9P013; Q9Y388; Q9Y3B4; 		82-1304
1×IHP; 1×GTP; 6×MG; 4×ZN;
Assess
cryo-EM structure of a human activated spliceosome (mature Bact) at 5.1 angstrom.
5z56
 Heteromer
O15541; O43660; O60231; O60306; O60508; O75643; O75934; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; Q12874; Q13435; Q15029; Q15393; Q15427; Q15428; Q15459; Q6P2Q9; Q6UX04; Q7RTV0; Q8TAD8; Q96DI7; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9HCS7; Q9NW64; Q9P013; Q9UMS4; Q9UNP9; Q9UQ35; Q9Y388; Q9Y3B4; Q9Y3C6; 		82-1304
1×IHP; 1×GTP; 6×MG; 13×ZN;
Assess
Cryo-EM structure of the human activated spliceosome (late Bact) at 6.5 angstrom
5z57
 Heteromer
O43660; O60231; O60306; O60508; O75643; O75934; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; Q12874; Q13435; Q15029; Q15393; Q15427; Q15428; Q15459; Q6P2Q9; Q7RTV0; Q8TAD8; Q96DI7; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9HCS7; Q9NW64; Q9P013; Q9UMS4; Q9UNP9; Q9UQ35; Q9Y388; Q9Y3B4; Q9Y3C6; 		82-1304
1×IHP; 1×ALA; 1×GTP; 6×MG; 10×ZN;
Assess
Cryo-EM Structure of the human minor pre-B complex (pre-precatalytic spliceosome) U12 snRNP part
8y7e
 Heteromer
P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q13435; Q15393; Q15427; Q7RTV0; Q9BWG6; Q9BWJ5; Q9Y3B4; 		101-1304
4×ZN;
Assess
The Cryo-EM Structure of the Precusor of Human Pre-catalytic Spliceosome (pre-B complex)
6ah0
 Heteromer
O43172; O43395; O75643; O94906; O95777; P08579; P09661; P14678; P55769; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; P83876; Q12874; Q13435; Q15029; Q15393; Q15427; Q15428; Q15459; Q53GS9; Q6P2Q9; Q7RTV0; Q8WWY3; Q96DI7; Q9BUQ8; Q9BWJ5; Q9UK45; Q9Y333; Q9Y3B4; Q9Y4Y9; Q9Y4Z0; 		102-1304
1×IHP; 1×GTP; 1×MG;
Assess
Human pre-Bact-2 spliceosome (SF3b/U2 snRNP portion)
7abh
 Heteromer
O60870; Q12874; Q13435; Q15393; Q15427; Q15428; Q7RTV0; Q8IYB3; Q8TAD8; Q99459; Q9BWJ5; Q9Y388; Q9Y3B4; 		118-1304
Assess
Human pre-Bact-2 spliceosome
7abi
 Heteromer
O43660; O60306; O60508; O60870; O75643; P08579; P09661; P14678; P41223; P55081; P62304; P62306; P62308; P62314; P62316; P62318; Q12874; Q13356; Q13435; Q13573; Q15029; Q15393; Q15427; Q15428; Q15459; Q6P2Q9; Q7RTV0; Q8IYB3; Q8NAV1; Q8TAD8; Q8WYA6; Q96DI7; Q96NC0; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9BZL1; Q9HCS7; Q9NW64; Q9P013; Q9UNP9; Q9Y388; Q9Y3B4; 		118-1304
1×GTP; 1×MG; 1×IHP;
Assess
Substrate-bound A-like U2 snRNP
7q4o
 Heteromer
Q12874; Q13435; Q15393; Q15428; Q7RTV0; Q9BWJ5; Q9Y3B4; 		394-1304
5×ZN;
Assess
human Bact spliceosome core structure
6ff4
 Heteromer
O15541; O43660; O60508; P41223; Q13435; Q13573; Q15029; Q15393; Q15428; Q6P2Q9; Q6UX04; Q7RTV0; Q8IYB3; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9NW64; Q9P013; Q9UQ35; Q9Y388; Q9Y3B4; Q9Y3C6; 		398-1304
4×MG; 1×IHP; 1×GTP; 10×ZN;
Assess
human Bact spliceosome core structure
6ff7
 Heteromer
O15541; O43660; O60231; O60306; O60508; O75643; O75934; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; Q12874; Q13435; Q13573; Q15029; Q15393; Q15428; Q15459; Q6P2Q9; Q6UX04; Q7RTV0; Q8IYB3; Q8TAD8; Q96DI7; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9HCS7; Q9NW64; Q9P013; Q9ULR0; Q9UMS4; Q9UNP9; Q9UQ35; Q9Y388; Q9Y3B4; Q9Y3C6; 		398-1304
11×ZN; 5×MG; 1×IHP; 1×GTP; 2×ADP;
Assess
human 17S U2 snRNP
6y5q
 Heteromer
O43719; P08579; P09661; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q12874; Q13435; Q15393; Q15427; Q15428; Q15459; Q7L014; Q7RTV0; Q9BWJ5; Q9Y3B4; 		399-1304
Assess
Structure of a minimal SF3B core in complex with spliceostatin A (form I)
7b9c
 Heteromer
Q15393; Q7RTV0; Q9BWJ5; 		463-1304
3×ZN; 1×SCN; 1×SJT;
Assess
Structure of a minimal SF3B core in complex with sudemycin D6 (form I)
7omf
 Heteromer
Q15393; Q7RTV0; Q9BWJ5; 		463-1304
3×ZN; 1×T2W; 1×SCN;
Assess
Structure of a minimal SF3B core in complex with pladienolide D (form I)
7b91
 Heteromer
Q15393; Q7RTV0; Q9BWJ5; 		463-1304
1×T2Z; 3×ZN;
Assess
Structure of a minimal SF3B core in complex with sudemycin D6 (form II)
7b92
 Heteromer
Q15393; Q7RTV0; Q9BWJ5; 		463-1304
3×ZN; 1×T2W;
Assess
Structure of a minimal SF3B core in complex with spliceostatin A (form II)
7b0i
 Heteromer
Q15393; Q7RTV0; Q9BWJ5; 		463-1304
1×SJT; 3×ZN;
Assess
SF3b core in complex with a splicing modulator
6en4
 Heteromer
Q15393; Q7RTV0; Q9BWJ5; 		463-1304
3×ZN; 1×BGZ;
Assess
Crystal structure of the human SF3b core complex
5ife
 Heteromer
Q15393; Q7RTV0; Q9BWJ5; 		463-1304
3×ZN; 1×K;
Assess
Structure of a minimal SF3B core in complex with the inactive modulator spliceostatin E (form I)
7opi
 Heteromer
Q15393; Q7RTV0; Q921M3; Q9BWJ5; 		463-1304
1×07I; 3×ZN;
Assess
5'domain of human 17S U2 snRNP
6y50
 Heteromer
O43719; Q12874; Q13435; Q15393; Q7L014; Q7RTV0; Q9BWJ5; 		463-1304
3×ZN;
Assess
Human pre-Bact-1 spliceosome
7abg
 Heteromer
O14776; O43660; O75643; O95777; P08579; P09661; P14678; P41223; P52298; P55081; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; Q07955; Q09161; Q12874; Q13435; Q13573; Q15029; Q15393; Q15427; Q15428; Q15459; Q6P2Q9; Q7RTV0; Q8IYB3; Q8NAV1; Q8TAD8; Q96DI7; Q96NC0; Q99459; Q9BWJ5; Q9BZL1; Q9NW64; Q9P013; Q9UK45; Q9Y2W2; Q9Y333; Q9Y3B4; Q9Y4Y9; Q9Y4Z0; 		465-1304
1×IHP; 1×GTP; 1×MG; 1×GTG;
Assess
Structure of the U2 5' module of the A3'-SSA complex
7onb
 Heteromer
Q12874; Q13435; Q15393; Q15427; Q15428; Q7RTV0; Q9BWJ5; 		488-1304
1×SJT; 5×ZN;
Assess
Structural organization of a late activated human spliceosome (Baqr, core region)
7qtt
 Heteromer
O15541; O43660; O60231; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; Q12874; Q13356; Q13435; Q13573; Q15029; Q15393; Q15427; Q15428; Q6P2Q9; Q7RTV0; Q8WUA2; Q92917; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9NW64; Q9P013; Q9UQ35; Q9Y3C6; 		490-1304
12×ZN; 1×IHP; 1×GTP; 7×MG;
Assess
The cryo-EM structure of the DDX42-SF3b complex
7evn
 Heteromer
Q15393; Q7RTV0; Q86XP3; Q9BWJ5; 		490-1304
3×ZN;
Assess
The cryo-EM structure of the human 17S U2 snRNP
7evo
 Heteromer
O43719; P08579; P09661; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q12874; Q13435; Q15393; Q15427; Q15428; Q15459; Q7L014; Q7RTV0; Q9BWJ5; 		490-1304
1×9B0; 4×ZN;
Assess
Structure of a late-stage activated spliceosome (BAqr) arrested with a dominant-negative Aquarius m…
8ch6
 Heteromer
O15541; O43660; O60231; O60306; O60508; O75643; O75934; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; Q12874; Q13356; Q13435; Q13573; Q15029; Q15393; Q15427; Q15428; Q15459; Q6P2Q9; Q7RTV0; Q8WUA2; Q92917; Q96DI7; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9HCS7; Q9NW64; Q9P013; Q9ULR0; Q9UMS4; Q9UNP9; Q9UQ35; Q9Y3C6; 		490-1304
12×ZN; 1×IHP; 1×GTP; 7×MG;
Assess
The cryo-EM structure of human pre-17S U2 snRNP
8hk1
 Heteromer
O43719; P08579; P09661; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q12874; Q13435; Q15393; Q15427; Q15428; Q15459; Q7RTV0; Q86XP3; Q9BWJ5; 		490-1304
1×9B0; 4×ZN;
Assess
The cryo-EM structure of the human pre-A complex
7vpx
 Heteromer
O75937; P08579; P08621; P09012; P09234; P09661; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q12874; Q13435; Q15393; Q15427; Q15428; Q15459; Q15637; Q7L014; Q7RTV0; Q9BWJ5; 		490-1304
6×ZN; 1×SJT;
Assess
SF3b spliceosomal complex bound to E7107
5zya
 Heteromer
Q15393; Q7RTV0; Q9BWJ5; 		490-1304
1×9B0; 3×ZN; 1×K;
Assess
Cryo-EM structure of a pre-catalytic human spliceosome primed for activation (B complex)
5o9z
 Heteromer
O43172; O43290; O43395; O43447; O75554; O75643; O94906; O95777; P08579; P09661; P14678; P55081; P55769; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; P83876; Q13123; Q15029; Q15393; Q2TAY7; Q6P2Q9; Q7RTV0; Q8NAV1; Q8WWY3; Q96DI7; Q96NC0; Q9BWJ5; Q9UK45; Q9Y333; Q9Y4Y9; Q9Y4Z0; 		491-1304
Assess
Human 17S U2 snRNP 5' domain
7q3l
 Heteromer
O43719; Q12874; Q13435; Q15393; Q7L014; Q7RTV0; Q9BWJ5; 		491-1304
4×ZN;
Assess
U2 snRNP after ATP-dependent remodelling
7q4p
 Heteromer
Q12874; Q13435; Q15393; Q15428; Q7RTV0; Q9BWJ5; 		1051-1304
5×ZN;
Assess
NMR solution structure of the human spliceosomal protein complex p14-SF3b155
2fho
 Heteromer
Q9Y3B4; 		379-424
Assess
Branch Recognition by SF3b14
3lqv
 Heteromer
Q9Y3B4; 		377-415
1×ADE;
Assess
2.5 angstrom resolution structure of the spliceosomal protein p14 bound to region of SF3b155
2f9d
 Heteromer
Q9Y3B4; 		377-415
Assess
3.0 angstrom resolution structure of a Y22M mutant of the spliceosomal protein p14 bound to a regio…
2f9j
 Heteromer
Q9Y3B4; 		381-415
Assess
human 17S U2 snRNP low resolution part
6y53
 Heteromer
O43719; P08579; P09661; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q12874; Q13435; Q15427; Q15428; Q15459; Q7L014; Q9Y3B4; 		399-419
Assess
U2AF65 UHM BOUND TO SF3B155 ULM5
7sn6
 Heteromer
P26368; 		335-346
Assess
Crystal structure of the UHM domain of human SPF45 in complex with SF3b155-ULM5
2peh
 Heteromer
Q96I25; 		333-342
Assess
Crystal structure of human CAPERalpha UHM bound to SF3b155 ULM5
4oz1
 Heteromer
Q14498; 		335-342
1×K; 1×CL; 1×LYS;
Assess
Structure of HIV Tat-specific factor 1 U2AF Homology Motif bound to U2AF ligand motif 4
6n3e
 Heteromer
O43719; 		291-297
1×GOL; 1×FMT;
Assess
Structure of HIV Tat-specific factor 1 U2AF Homology Motif bound to SF3b1 ULM5
6n3f
 Heteromer
O43719; 		336-339
1×PEG; 1×GOL;
Assess

5 SWISS-MODEL models

TemplateOligo-stateQMEANDisCoRangeLigandsTrg-Tpl Seq id (%)
7dvq.1.Xmonomer0.6882-1304
100.00
Assess
5z56.1.1monomer0.6882-1304
100.00
Assess
7n6g.17.Amonomer0.52618-1045
13.02
Assess
6iur.1.Bmonomer0.52608-1196
18.38
Assess
1b3u.1.Amonomer0.52687-1270
13.61
Assess