Q12874 (SF3A3_HUMAN) Homo sapiens (Human)

Splicing factor 3A subunit 3 UniProtKBInterProSTRINGInteractive Modelling

501 aa; Sequence (Fasta) ; 21 identical sequences

Available Structures

34 Experimental Structures

DescriptionPDB IDOligo-stateRangeSeq id (%)Ligands
The cryo-EM structure of the human 17S U2 snRNP
7evo
 Heteromer
O43719; O75533; P08579; P09661; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q13435; Q15393; Q15427; Q15428; Q15459; Q7L014; Q7RTV0; Q9BWJ5; 		1-501
100.01×9B0; 4×ZN;
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Structure Assessment
The cryo-EM structure of human Bact-III complex
8i0t
 Heteromer
O15541; O43660; O60231; O60306; O60508; O75533; O75643; O75934; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; Q13356; Q13435; Q13573; Q15029; Q15393; Q15427; Q15428; Q15459; Q6P2Q9; Q7RTV0; Q8WUA2; Q96DI7; Q99459; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9HCS7; Q9NW64; Q9P013; Q9UMS4; Q9UNP9; Q9UQ35; Q9Y3C6; 		1-501
100.01×IHP; 1×GTP; 7×MG; 7×ZN;
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Structure Assessment
The cryo-EM structure of human pre-17S U2 snRNP
8hk1
 Heteromer
O43719; O75533; P08579; P09661; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q13435; Q15393; Q15427; Q15428; Q15459; Q7RTV0; Q86XP3; Q9BWJ5; 		1-501
100.01×9B0; 4×ZN;
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Structure Assessment
The cryo-EM structure of human Bact-II complex
8i0s
 Heteromer
O15541; O43660; O60231; O60306; O75533; O75643; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; Q13356; Q13435; Q13573; Q15029; Q15393; Q15427; Q15428; Q15459; Q6P2Q9; Q7RTV0; Q8WUA2; Q96DI7; Q99459; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9HCS7; Q9NW64; Q9P013; Q9UNP9; Q9UQ35; Q9Y3C6; 		1-501
100.01×IHP; 1×GTP; 7×MG; 7×ZN;
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Structure Assessment
The cryo-EM structure of human pre-Bact complex
8i0p
 Heteromer
O43660; O60306; O60870; O75533; O75643; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; Q13356; Q13435; Q13573; Q15029; Q15393; Q15427; Q15428; Q15459; Q6P2Q9; Q7RTV0; Q8IYB3; Q8TAD8; Q96DI7; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9HCS7; Q9NW64; Q9P013; Q9UNP9; Q9Y388; Q9Y3B4; 		1-501
100.01×GTP; 1×MG; 4×ZN;
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Structure Assessment
The cryo-EM structure of human Bact-I complex
8i0r
 Heteromer
O15541; O43660; O60231; O60306; O75533; O75643; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; Q13356; Q13435; Q13573; Q15029; Q15393; Q15427; Q15428; Q15459; Q6P2Q9; Q6UX04; Q7RTV0; Q8IYB3; Q8TAD8; Q96DI7; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9HCS7; Q9NW64; Q9P013; Q9UNP9; Q9UQ35; Q9Y388; Q9Y3B4; 		1-501
100.01×IHP; 1×GTP; 6×MG; 7×ZN;
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Structure Assessment
The cryo-EM structure of the human pre-A complex
7vpx
 Heteromer
O75533; O75937; P08579; P08621; P09012; P09234; P09661; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q13435; Q15393; Q15427; Q15428; Q15459; Q15637; Q7L014; Q7RTV0; Q9BWJ5; 		1-501
100.06×ZN; 1×SJT;
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Structure Assessment
Human pre-Bact-1 spliceosome
7abg
 Heteromer
O14776; O43660; O75533; O75643; O95777; P08579; P09661; P14678; P41223; P52298; P55081; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; Q07955; Q09161; 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; 		1-499
100.01×IHP; 1×GTP; 1×MG; 1×GTG;
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Structure Assessment
human Bact spliceosome core structure
6ff7
 Heteromer
O15541; O43660; O60231; O60306; O60508; O75533; O75643; O75934; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; 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; 		1-499
100.011×ZN; 5×MG; 1×IHP; 1×GTP; 2×ADP;
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Structure Assessment
Human pre-Bact-2 spliceosome
7abi
 Heteromer
O43660; O60306; O60508; O60870; O75533; O75643; P08579; P09661; P14678; P41223; P55081; P62304; P62306; P62308; P62314; P62316; P62318; 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; 		1-499
100.01×GTP; 1×MG; 1×IHP;
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Structure Assessment
The Cryo-EM Structure of the Precusor of Human Pre-catalytic Spliceosome (pre-B complex)
6ah0
 Heteromer
O43172; O43395; O75533; O75643; O94906; O95777; P08579; P09661; P14678; P55769; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; P83876; Q13435; Q15029; Q15393; Q15427; Q15428; Q15459; Q53GS9; Q6P2Q9; Q7RTV0; Q8WWY3; Q96DI7; Q9BUQ8; Q9BWJ5; Q9UK45; Q9Y333; Q9Y3B4; Q9Y4Y9; Q9Y4Z0; 		1-499
100.01×IHP; 1×GTP; 1×MG;
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Structure Assessment
human 17S U2 snRNP
6y5q
 Heteromer
O43719; O75533; P08579; P09661; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q13435; Q15393; Q15427; Q15428; Q15459; Q7L014; Q7RTV0; Q9BWJ5; Q9Y3B4; 		1-498
100.0
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Structure Assessment
Cryo-EM structure of a human activated spliceosome (early Bact) at 4.9 angstrom.
5z58
 Heteromer
O15541; O43660; O60231; O75533; O75643; P08579; P09661; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q13435; Q13573; Q15029; Q15393; Q15427; Q15428; Q15459; Q6P2Q9; Q6UX04; Q7RTV0; Q8TAD8; Q96DI7; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9P013; Q9Y388; Q9Y3B4; 		2-499
100.01×IHP; 1×GTP; 6×MG; 4×ZN;
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Structure Assessment
cryo-EM structure of a human activated spliceosome (mature Bact) at 5.1 angstrom.
5z56
 Heteromer
O15541; O43660; O60231; O60306; O60508; O75533; O75643; O75934; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; 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; 		2-499
100.01×IHP; 1×GTP; 6×MG; 13×ZN;
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Structure Assessment
Cryo-EM structure of the human activated spliceosome (late Bact) at 6.5 angstrom
5z57
 Heteromer
O43660; O60231; O60306; O60508; O75533; O75643; O75934; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; Q13435; Q15029; Q15393; Q15427; Q15428; Q15459; Q6P2Q9; Q7RTV0; Q8TAD8; Q96DI7; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9HCS7; Q9NW64; Q9P013; Q9UMS4; Q9UNP9; Q9UQ35; Q9Y388; Q9Y3B4; Q9Y3C6; 		2-499
100.01×IHP; 1×ALA; 1×GTP; 6×MG; 10×ZN;
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Structure Assessment
Cryo-EM structure of human exon-defined spliceosome in the late pre-B state.
8h6e
 Heteromer
O43172; O43290; O43395; O75533; O75643; O94906; O95777; P08579; P09661; P14678; P55769; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; P83876; Q13435; Q13523; Q15029; Q15393; Q15427; Q15428; Q15459; Q53GS9; Q6P2Q9; Q7RTV0; Q8WVK2; Q8WWY3; Q96DI7; Q9BTD8; Q9BUQ8; Q9BWJ5; Q9UK45; Q9Y333; Q9Y3B4; Q9Y4Y9; Q9Y4Z0; 		1-463
100.01×IHP; 1×MG; 1×GTP; 1×ZN;
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Structure Assessment
Cryo-EM structure of human exon-defined spliceosome in the early B state.
8h6l
 Heteromer
O43172; O43290; O43395; O43447; O75533; O75554; O75643; O94906; O95777; P08579; P09661; P14678; P55769; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; P83876; Q13435; Q15029; Q15393; Q15427; Q15428; Q15459; Q2TAY7; Q6P2Q9; Q7RTV0; Q8WWY3; Q96DI7; Q9BWJ5; Q9UK45; Q9Y333; Q9Y3B4; Q9Y4Y9; Q9Y4Z0; 		1-463
100.01×IHP; 1×GTP; 1×MG; 1×ZN;
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Structure Assessment
Cryo-EM structure of human exon-defined spliceosome in the mature pre-B state.
8h6j
 Heteromer
O43172; O43290; O43395; O75533; O75643; O94906; O95777; P08579; P09661; P14678; P55769; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; P83876; Q13435; Q13523; Q15029; Q15393; Q15427; Q15428; Q15459; Q53GS9; Q6P2Q9; Q7RTV0; Q8WVK2; Q8WWY3; Q96DI7; Q9BTD8; Q9BUQ8; Q9BWJ5; Q9UK45; Q9Y333; Q9Y3B4; Q9Y4Y9; Q9Y4Z0; 		1-463
100.01×IHP; 1×MG; 1×GTP; 1×ZN;
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Structure Assessment
Cryo-EM structure of the cross-exon pre-B+5'ss+ATPgammaS complex
8r09
 Heteromer
O43172; O43290; O43395; O43447; O75533; O75643; O94906; O95777; P08579; P09661; P14678; P55769; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; P83876; Q13435; Q15029; Q15393; Q15427; Q15428; Q15459; Q53GS9; Q6P2Q9; Q7RTV0; Q8WWY3; Q96DI7; Q9BUQ8; Q9BWJ5; Q9UK45; Q9Y333; Q9Y3B4; Q9Y4Y9; Q9Y4Z0; 		1-462
100.0
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Structure Assessment
Structure of a late-stage activated spliceosome (BAqr) arrested with a dominant-negative Aquarius m…
8ch6
 Heteromer
O15541; O43660; O60231; O60306; O60508; O75533; O75643; O75934; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; 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; 		2-463
100.012×ZN; 1×IHP; 1×GTP; 7×MG;
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Structure Assessment
Cryo-EM structure of the cross-exon pre-B+5'ss complex
8r0a
 Heteromer
O43172; O43290; O43395; O75533; O75643; O94906; O95777; P08579; P09661; P14678; P55769; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; P83876; Q13435; Q13523; Q15029; Q15393; Q15427; Q15428; Q15459; Q53GS9; Q6P2Q9; Q7RTV0; Q8WVK2; Q8WWY3; Q96DI7; Q9BTD8; Q9BUQ8; Q9BWJ5; Q9UK45; Q9Y333; Q9Y3B4; Q9Y4Y9; Q9Y4Z0; 		1-462
100.0
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Structure Assessment
Cryo-EM structure of the cross-exon pre-B+ATP complex
8r0b
 Heteromer
O43172; O43290; O43395; O43447; O75533; O75643; O94906; O95777; P08579; P09661; P14678; P55769; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; P83876; Q13435; Q15029; Q15393; Q15427; Q15428; Q15459; Q53GS9; Q6P2Q9; Q7RTV0; Q8WWY3; Q96DI7; Q9BUQ8; Q9BWJ5; Q9UK45; Q9Y333; Q9Y3B4; Q9Y4Y9; Q9Y4Z0; 		1-462
100.0
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Structure Assessment
Cryo-EM structure of the cross-exon pre-B+5'ssLNG+ATPyS complex
8rm5
 Heteromer
O43172; O43290; O43395; O43447; O75533; O75643; O94906; O95777; P08579; P09661; P14678; P55769; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; P83876; Q13435; Q15029; Q15393; Q15427; Q15428; Q15459; Q53GS9; Q6P2Q9; Q7RTV0; Q8WWY3; Q96DI7; Q9BUQ8; Q9BWJ5; Q9UK45; Q9Y333; Q9Y3B4; Q9Y4Y9; Q9Y4Z0; 		1-462
100.0
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Structure Assessment
Cryo-EM structure of the cross-exon pre-B complex
8qxd
 Heteromer
O43172; O43290; O43395; O75533; O75643; O94906; O95777; P08579; P09661; P14678; P55769; P62304; P62306; P62308; P62310; P62312; P62314; P62316; P62318; P83876; Q13435; Q13523; Q15029; Q15393; Q15427; Q15428; Q15459; Q53GS9; Q6P2Q9; Q7RTV0; Q8WVK2; Q8WWY3; Q96DI7; Q9BTD8; Q9BUQ8; Q9BWJ5; Q9UK45; Q9Y333; Q9Y3B4; Q9Y4Y9; Q9Y4Z0; 		1-462
100.0
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Structure Assessment
human 17S U2 snRNP low resolution part
6y53
 Heteromer
O43719; O75533; P08579; P09661; P14678; P62304; P62306; P62308; P62314; P62316; P62318; Q13435; Q15427; Q15428; Q15459; Q7L014; Q9Y3B4; 		1-362
100.0
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Structure Assessment
The cryo-EM structure of human Bact-IV complex
8i0u
 Heteromer
O15541; O43660; O60231; O60306; O60508; O75533; O75934; O95926; P08579; P09661; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; Q13435; Q13573; Q15029; Q15393; Q15427; Q6P2Q9; Q7RTV0; Q8WUA2; Q96DI7; Q99459; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9HCS7; Q9NW64; Q9P013; Q9UMS4; Q9UNP9; Q9UQ35; Q9Y3C6; 		381-501
1001×IHP; 1×GTP; 7×MG; 7×ZN;
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Structure Assessment
Human pre-Bact-2 spliceosome (SF3b/U2 snRNP portion)
7abh
 Heteromer
O60870; O75533; Q13435; Q15393; Q15427; Q15428; Q7RTV0; Q8IYB3; Q8TAD8; Q99459; Q9BWJ5; Q9Y388; Q9Y3B4; 		392-499
100
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Structure Assessment
5'domain of human 17S U2 snRNP
6y50
 Heteromer
O43719; O75533; Q13435; Q15393; Q7L014; Q7RTV0; Q9BWJ5; 		392-498
1003×ZN;
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Structure Assessment
U2 snRNP after ATP-dependent remodelling
7q4p
 Heteromer
O75533; Q13435; Q15393; Q15428; Q7RTV0; Q9BWJ5; 		392-492
1005×ZN;
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Structure Assessment
Substrate-bound A-like U2 snRNP
7q4o
 Heteromer
O75533; Q13435; Q15393; Q15428; Q7RTV0; Q9BWJ5; Q9Y3B4; 		395-492
1005×ZN;
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Structure Assessment
Structure of the U2 5' module of the A3'-SSA complex
7onb
 Heteromer
O75533; Q13435; Q15393; Q15427; Q15428; Q7RTV0; Q9BWJ5; 		387-483
1001×SJT; 5×ZN;
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Structure Assessment
Human 17S U2 snRNP 5' domain
7q3l
 Heteromer
O43719; O75533; Q13435; Q15393; Q7L014; Q7RTV0; Q9BWJ5; 		392-488
100.04×ZN;
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Structure Assessment
Structural organization of a late activated human spliceosome (Baqr, core region)
7qtt
 Heteromer
O15541; O43660; O60231; O75533; P14678; P41223; P62304; P62306; P62308; P62314; P62316; P62318; Q13356; Q13435; Q13573; Q15029; Q15393; Q15427; Q15428; Q6P2Q9; Q7RTV0; Q8WUA2; Q92917; Q99459; Q9BRD0; Q9BWJ5; Q9BZJ0; Q9HCG8; Q9NW64; Q9P013; Q9UQ35; Q9Y3C6; 		392-463
10012×ZN; 1×IHP; 1×GTP; 7×MG;
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Structure Assessment
Solution structure of the second SURP domain of human splicing factor SF3a120 in complex with a fra…
2dt7
 Heteromer
Q15459; 		71-107
100
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Structure Assessment

4 SWISS-MODEL models

TemplateOligo-stateQMEANDisCoRangeLigandsTrg-Tpl Seq id (%)
6ah0.1.5monomer0.671-499
100.00
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Model report
Structure Assessment
5z57.1.Ymonomer0.662-499
100.00
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Model report
Structure Assessment
7vpx.1.Kmonomer0.641-501
1×ZN;100.00
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Model report
Structure Assessment
6ff7.1.3monomer0.571-499
100.00
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Model report
Structure Assessment