Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Pre-mRNA-processing-splicing factor 8 | polymer | 2335 | 273974.3 | 1 | UniProt (Q6P2Q9) | Homo sapiens (human) | PRP8 homolog,Splicing factor Prp8 |
| 2 | B (B) | U5 snRNA | polymer | 117 | 37254.9 | 1 | GenBank (20330981) | Homo sapiens (human) | |
| 3 | C (C) | 116 kDa U5 small nuclear ribonucleoprotein component | polymer | 972 | 109560.6 | 1 | UniProt (Q15029) | Homo sapiens (human) | SNU114 homolog,hSNU114 |
| 4 | D (D) | U5 small nuclear ribonucleoprotein 200 kDa helicase | polymer | 2136 | 244823.4 | 1 | UniProt (O75643) | Homo sapiens (human) | BRR2 homolog |
| 5 | E (E) | U5 small nuclear ribonucleoprotein 40 kDa protein | polymer | 357 | 39359.5 | 1 | UniProt (Q96DI7) | Homo sapiens (human) | U5-40K,U5 snRNP-specific 40 kDa protein |
| 6 | F (F) | U6 snRNA | polymer | 107 | 34404.4 | 1 | Homo sapiens | ||
| 7 | G (G) | pre-mRNA | polymer | 220 | 70435.4 | 1 | unidentified adenovirus | ||
| 8 | H (H) | U2 snRNA | polymer | 188 | 60186.4 | 1 | GenBank (340097) | Homo sapiens (human) | |
| 9 | I (I) | Pre-mRNA-splicing factor SYF1 | polymer | 855 | 100148.7 | 1 | UniProt (Q9HCS7) | Homo sapiens (human) | |
| 10 | J (J) | Crooked neck-like protein 1 | polymer | 848 | 100610.0 | 1 | UniProt (Q9BZJ0) | Homo sapiens (human) | SYF3 |
| 11 | K (K) | RING finger protein 113A | polymer | 343 | 38847.2 | 1 | UniProt (O15541) | Homo sapiens (human) | |
| 12 | L (L) | Cell division cycle 5-like protein | polymer | 802 | 92406.9 | 1 | UniProt (Q99459) | Homo sapiens (human) | Cdc5-like protein,Pombe cdc5-related protein |
| 13 | M (N) | Protein BUD31 homolog | polymer | 144 | 17032.8 | 1 | UniProt (P41223) | Homo sapiens (human) | Protein G10 homolog |
| 14 | N (O) | Pre-mRNA-splicing factor RBM22 | polymer | 420 | 46959.6 | 1 | UniProt (Q9NW64) | Homo sapiens (human) | RNA-binding motif protein 22 |
| 15 | O (P) | Spliceosome-associated protein CWC15 homolog | polymer | 229 | 26674.4 | 1 | UniProt (Q9P013) | Homo sapiens (human) | |
| 16 | P (Q) | RNA helicase aquarius | polymer | 1485 | 171502.5 | 1 | UniProt (O60306) | Homo sapiens (human) | |
| 17 | Q (R) | SNW domain-containing protein 1 | polymer | 536 | 61610.7 | 1 | UniProt (Q13573) | Homo sapiens (human) | |
| 18 | R (S) | Pre-mRNA-splicing factor ATP-dependent RNA helicase DHX16 | polymer | 1041 | 119443.6 | 1 | UniProt (O60231) | Homo sapiens (human) | ATP-dependent RNA helicase #3,DEAH-box protein 16 |
| 19 | S (T) | Pleiotropic regulator 1 | polymer | 514 | 57280.8 | 1 | UniProt (O43660) | Homo sapiens (human) | |
| 20 | T (U) | Serine/arginine repetitive matrix protein 2 | polymer | 2752 | 300255.3 | 1 | UniProt (Q9UQ35) | Homo sapiens (human) | Serine/arginine-rich splicing factor-related nuclear matrix protein of 300 kDa,Ser/Arg-related nuclear matrix protein of 300 kDa |
| 21 | U (V) | Pre-mRNA-splicing factor CWC22 homolog | polymer | 908 | 105646.6 | 1 | UniProt (Q9HCG8) | Homo sapiens (human) | |
| 22 | V (W) | Unknown polymer | polymer | 122 | 10541.0 | 1 | Homo sapiens | ||
| 23 | W (X) | Smad nuclear-interacting protein 1 | polymer | 396 | 45880.7 | 1 | UniProt (Q8TAD8) | Homo sapiens (human) | FHA domain-containing protein SNIP1 |
| 24 | X (Y) | RNA-binding motif protein, X-linked 2 | polymer | 322 | 37426.0 | 1 | UniProt (Q9Y388) | Homo sapiens (human) | |
| 25 | Y (Z) | BUD13 homolog | polymer | 619 | 70669.2 | 1 | UniProt (Q9BRD0) | Homo sapiens (human) | |
| 26 | Z (1) | Splicing factor 3B subunit 1 | polymer | 1304 | 146104.9 | 1 | UniProt (O75533) | Homo sapiens (human) | Pre-mRNA-splicing factor SF3b 155 kDa subunit,SF3b155,Spliceosome-associated protein 155,SAP 155 |
| 27 | AA (3) | Splicing factor 3B subunit 3 | polymer | 1217 | 135718.8 | 1 | UniProt (Q15393) | Homo sapiens (human) | Pre-mRNA-splicing factor SF3b 130 kDa subunit,SF3b130 |
| 28 | BA (p) | U2 small nuclear ribonucleoprotein B'' | polymer | 225 | 25524.4 | 1 | UniProt (P08579) | Homo sapiens (human) | U2-B",U2,U2 snRNP B'' |
| 29 | CA (w) | Splicing factor 3A subunit 3 | polymer | 501 | 58934.8 | 1 | UniProt (Q12874) | Homo sapiens (human) | SF3a60 |
| 30 | DA (u) | Splicing factor 3A subunit 1 | polymer | 793 | 88991.1 | 1 | UniProt (Q15459) | Homo sapiens (human) | SF3a120 |
| 31 | EA (2) | Splicing factor 3B subunit 2 | polymer | 895 | 100377.8 | 1 | UniProt (Q13435) | Homo sapiens (human) | Pre-mRNA-splicing factor SF3b 145 kDa subunit,SF3b145 |
| 32 | FA (4) | Splicing factor 3B subunit 4 | polymer | 424 | 44436.6 | 1 | UniProt (Q15427) | Homo sapiens (human) | Pre-mRNA-splicing factor SF3b 49 kDa subunit |
| 33 | GA (6) | Splicing factor 3B subunit 6 | polymer | 125 | 14606.9 | 1 | UniProt (Q9Y3B4) | Homo sapiens (human) | SF3b 14 kDa subunit,SF3B14a,Splicing factor 3b subunit 6 14kDa |
| 34 | HA (7) | PHD finger-like domain-containing protein 5A | polymer | 110 | 12427.5 | 1 | UniProt (Q7RTV0) | Homo sapiens (human) | PHD finger-like domain protein 5A |
| 35 | IA (5) | Splicing factor 3B subunit 5 | polymer | 86 | 10149.4 | 1 | UniProt (Q9BWJ5) | Homo sapiens (human) | SF3b5 |
| 36 | JA (9) | RING-type E3 ubiquitin-protein ligase PPIL2 | polymer | 520 | 58910.4 | 1 | UniProt (Q13356) | Homo sapiens (human) | Probable inactive peptidyl-prolyl cis-trans isomerase-like 2,PPIase,Rotamase PPIL2 |
| 37 | KA (8) | Serine/arginine repetitive matrix protein 1 | polymer | 904 | 102600.5 | 1 | UniProt (Q8IYB3) | Homo sapiens (human) | Ser/Arg-related nuclear matrix protein |
| 38 | LA (y) | Peptidyl-prolyl cis-trans isomerase E | polymer | 301 | 33475.8 | 1 | UniProt (Q9UNP9) | Homo sapiens (human) | PPIase E,Cyclophilin E,Rotamase E |
| 39 | MA (v) | Splicing factor 3A subunit 2 | polymer | 464 | 49327.4 | 1 | UniProt (Q15428) | Homo sapiens (human) | SF3a66 |
| 40 | NA (o) | U2 small nuclear ribonucleoprotein A' | polymer | 255 | 28456.6 | 1 | UniProt (P09661) | Homo sapiens (human) | U2-A',U2 snRNP A' |
| 41 | OA, YA (h, c) | Small nuclear ribonucleoprotein Sm D2 | polymer | 118 | 13551.9 | 2 | UniProt (P62316) | Homo sapiens (human) | Sm-D2,snRNP core protein D2 |
| 42 | PA, ZA (i, d) | Small nuclear ribonucleoprotein F | polymer | 86 | 9734.2 | 2 | UniProt (P62306) | Homo sapiens (human) | snRNP-F,Sm protein F,SmF |
| 43 | QA, WA (m, a) | Small nuclear ribonucleoprotein-associated proteins B and B' | polymer | 240 | 24642.1 | 2 | UniProt (P14678) | Homo sapiens (human) | SmB,snRNP-B,Sm protein B/B',SmB/B' |
| 44 | CB, RA (l, g) | Small nuclear ribonucleoprotein Sm D3 | polymer | 126 | 13940.3 | 2 | UniProt (P62318) | Homo sapiens (human) | SmD3,Sm-D3,snRNP core protein D3 |
| 45 | BB, SA (k, f) | Small nuclear ribonucleoprotein G | polymer | 76 | 8508.1 | 2 | UniProt (P62308) | Homo sapiens (human) | snRNP-G,Sm protein G,SmG |
| 46 | AB, TA (j, e) | Small nuclear ribonucleoprotein E | polymer | 92 | 10817.6 | 2 | UniProt (P62304) | Homo sapiens (human) | snRNP-E,Sm protein E,SmE |
| 47 | UA, XA (n, b) | Small nuclear ribonucleoprotein Sm D1 | polymer | 119 | 13310.7 | 2 | UniProt (P62314) | Homo sapiens (human) | Sm-D1,Sm-D autoantigen,snRNP core protein D1 |
| 48 | VA (z) | Peptidyl-prolyl cis-trans isomerase CWC27 homolog | polymer | 472 | 53941.2 | 1 | UniProt (Q6UX04) | Homo sapiens (human) | PPIase CWC27 |
| 49 | DB (A) | INOSITOL HEXAKISPHOSPHATE | non-polymer | 660.0 | 1 | Chemie (IHP) | |||
| 50 | EB (C) | GUANOSINE-5'-TRIPHOSPHATE | non-polymer | 523.2 | 1 | Chemie (GTP) | |||
| 51 | FB, GB, HB, IB, JB... (C, F) | MAGNESIUM ION | non-polymer | 24.3 | 6 | Chemie (MG) | |||
| 52 | LB, MB, NB, OB, PB... (K, N, 7) | ZINC ION | non-polymer | 65.4 | 7 | Chemie (ZN) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 55 |
| Total formula weight | 3425928.8 | |
| Non-Polymers* | Number of molecules | 15 |
| Total formula weight | 1786.9 | |
| All* | Total formula weight | 3427715.7 |
