Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (L1) | 18S rRNA | polymer | 1803 | 580765.7 | 1 | GenBank (1262303) | Saccharomyces cerevisiae S288C | |
| 2 | B (L2) | U3 snoRNA | polymer | 334 | 106943.5 | 1 | Saccharomyces cerevisiae S288C (Baker's yeast) | ||
| 3 | C (L3) | 40S ribosomal protein S18-A | polymer | 146 | 17071.6 | 1 | UniProt (P0CX55) Pfam (PF00416) | Saccharomyces cerevisiae S288C | Small ribosomal subunit protein uS13-A |
| 4 | D (L4) | 40S ribosomal protein S4-A | polymer | 261 | 29469.3 | 1 | UniProt (P0CX35) Pfam (PF08071) Pfam (PF01479) Pfam (PF00900) Pfam (PF00467) Pfam (PF16121) | Saccharomyces cerevisiae S288C | RP5,S7,YS6 |
| 5 | E (L5) | 40S ribosomal protein S5 | polymer | 225 | 25072.6 | 1 | UniProt (P26783) Pfam (PF00177) | Saccharomyces cerevisiae S288C | RP14,S2,YS8 |
| 6 | F (L6) | 40S ribosomal protein S6-A | polymer | 236 | 27054.5 | 1 | UniProt (P0CX37) Pfam (PF01092) | Saccharomyces cerevisiae S288C | RP9,S10,YS4 |
| 7 | G (L7) | 40S ribosomal protein S7-A | polymer | 190 | 21658.2 | 1 | UniProt (P26786) Pfam (PF01251) | Saccharomyces cerevisiae S288C | RP30,RP40 |
| 8 | H (L8) | 40S ribosomal protein S8-A | polymer | 200 | 22537.8 | 1 | UniProt (P0CX39) Pfam (PF01201) | Saccharomyces cerevisiae S288C | RP19,S14,YS9 |
| 9 | I (L9) | 40S ribosomal protein S9-A | polymer | 197 | 22487.9 | 1 | UniProt (O13516) Pfam (PF00163) Pfam (PF01479) | Saccharomyces cerevisiae S288C | RP21,S13,YP28,YS11 |
| 10 | J (LC) | 40S ribosomal protein S16-A | polymer | 143 | 15877.5 | 1 | UniProt (P0CX51) Pfam (PF00380) | Saccharomyces cerevisiae S288C | RP61R |
| 11 | K (LD) | 40S ribosomal protein S11-A | polymer | 156 | 17785.9 | 1 | UniProt (P0CX47) Pfam (PF16205) Pfam (PF00366) | Saccharomyces cerevisiae S288C | RP41,S18,YS12 |
| 12 | L (LE) | 40S ribosomal protein S22-A | polymer | 130 | 14650.1 | 1 | UniProt (P0C0W1) Pfam (PF00410) | Saccharomyces cerevisiae S288C | RP50,S24,YP58,YS22 |
| 13 | M (LF) | 40S ribosomal protein S24-A | polymer | 135 | 15362.8 | 1 | UniProt (P0CX31) Pfam (PF01282) | Saccharomyces cerevisiae S288C | RP50 |
| 14 | N (LG) | 40S ribosomal protein S28-A | polymer | 67 | 7605.8 | 1 | UniProt (Q3E7X9) Pfam (PF01200) | Saccharomyces cerevisiae S288C | S33,Small ribosomal subunit protein eS28-A,YS27 |
| 15 | O (N2) | U3snoRNA segment | polymer | 5 | 1485.9 | 1 | Saccharomyces cerevisiae S288C (Baker's yeast) | ||
| 16 | P (NA) | U3 small nucleolar RNA-associated protein MPP10 | polymer | 593 | 67042.5 | 1 | UniProt (P47083) Pfam (PF04006) | Saccharomyces cerevisiae S288C | U3 snoRNA-associated protein MPP10,M phase phosphoprotein 10 |
| 17 | Q (NB) | Something about silencing protein 10 | polymer | 610 | 70364.4 | 1 | UniProt (Q12136) Pfam (PF04000) Pfam (PF09368) | Saccharomyces cerevisiae S288C | U three protein 3,U3 small nucleolar RNA-associated protein 3,U3 snoRNA-associated protein 11 |
| 18 | R (NF) | 40S ribosomal protein S13 | polymer | 151 | 17059.9 | 1 | UniProt (P05756) Pfam (PF08069) Pfam (PF00312) | Saccharomyces cerevisiae S288C | S27a,Small ribosomal subunit protein uS15,YS15 |
| 19 | S (NG) | 40S ribosomal protein S14-A | polymer | 137 | 14562.7 | 1 | UniProt (P06367) Pfam (PF00411) | Saccharomyces cerevisiae S288C | RP59A,Small ribosomal subunit protein uS11-A |
| 20 | T (NL) | Dimethyladenosine transferase | polymer | 318 | 36003.8 | 1 | UniProt (P41819) Pfam (PF00398) | Saccharomyces cerevisiae S288C | 18S rRNA (adenine(1779)-N(6)/adenine(1780)-N(6))-dimethyltransferase,18S rRNA dimethylase,S-adenosylmethionine-6-N',N'-adenosyl(rRNA) dimethyltransferase |
| 21 | U (NM) | Small ribosomal subunit protein eS1A | polymer | 255 | 28798.5 | 1 | UniProt (P33442) Pfam (PF01015) | Saccharomyces cerevisiae S288C | 40S ribosomal protein S1-A,RP10A |
| 22 | V (NP) | 40S ribosomal protein S19-A | polymer | 144 | 15942.1 | 1 | UniProt (P07280) Pfam (PF01090) | Saccharomyces cerevisiae S288C | RP55A,S16a,Small ribosomal subunit protein eS19-A,YP45,YS16A |
| 23 | W (NQ) | 40S ribosomal protein S27-A | polymer | 82 | 8893.4 | 1 | UniProt (P35997) Pfam (PF01667) | Saccharomyces cerevisiae S288C | RP61,Small ribosomal subunit protein eS27-A,YS20 |
| 24 | X (NS) | Probable ATP-dependent RNA helicase DHR1 | polymer | 1267 | 145171.4 | 1 | UniProt (Q04217) Pfam (PF00270) Pfam (PF00271) Pfam (PF04408) Pfam (PF21010) Pfam (PF07717) | Saccharomyces cerevisiae S288C | DEAH box RNA helicase DHR1,Extracellular mutant protein 16 |
| 25 | Y (NW) | 40S ribosomal protein S25-A | polymer | 108 | 12067.3 | 1 | UniProt (Q3E792) Pfam (PF03297) | Saccharomyces cerevisiae S288C | RP45,S31,YS23 |
| 26 | Z (SH) | RNA 3'-terminal phosphate cyclase-like protein | polymer | 367 | 40220.6 | 1 | UniProt (Q08096) Pfam (PF01137) Pfam (PF05189) | Saccharomyces cerevisiae S288C | |
| 27 | AA (SI) | Ribosome biogenesis protein BMS1 | polymer | 1183 | 135792.3 | 1 | UniProt (Q08965) Pfam (PF00004) Pfam (PF08142) Pfam (PF04950) | Saccharomyces cerevisiae S288C | |
| 28 | BA, CA (SJ, SK) | Ribosomal RNA small subunit methyltransferase NEP1 | polymer | 252 | 27936.5 | 2 | UniProt (Q06287) Pfam (PF03587) | Saccharomyces cerevisiae S288C | 18S rRNA (pseudouridine(1189)-N1)-methyltransferase,18S rRNA Psi1189 methyltransferase,Essential for mitotic growth protein 1,Nucleolar essential protein 1 |
| 29 | DA (SL) | rRNA-processing protein FCF1 | polymer | 189 | 21650.7 | 1 | UniProt (Q05498) Pfam (PF04900) | Saccharomyces cerevisiae S288C | FAF1-copurifying factor 1 |
| 30 | EA (SM) | U3 small nucleolar ribonucleoprotein protein IMP4 | polymer | 290 | 33536.2 | 1 | UniProt (P53941) Pfam (PF04427) | Saccharomyces cerevisiae S288C | U3 snoRNP protein IMP4,Interacting with MPP10 protein 4 |
| 31 | FA (SR) | 40S ribosomal protein S23-A | polymer | 145 | 16073.9 | 1 | UniProt (P0CX29) Pfam (PF00164) | Saccharomyces cerevisiae S288C | RP37,S28,YS14 |
| 32 | GA (SS) | U3 small nucleolar RNA-associated protein 14 | polymer | 899 | 103269.7 | 1 | UniProt (Q04500) Pfam (PF04615) | Saccharomyces cerevisiae S288C | U3 snoRNA-associated protein 14,U three protein 14 |
| 33 | HA (ST) | Nucleolar complex protein 14 | polymer | 810 | 94463.2 | 1 | UniProt (Q99207) Pfam (PF04147) | Saccharomyces cerevisiae S288C | U three protein 2,U3 small nucleolar RNA-associated protein 2,U3 snoRNA-associated protein 2 |
| 34 | IA (SU) | Nucleolar complex protein 4 | polymer | 552 | 63707.8 | 1 | UniProt (Q06512) Pfam (PF03914) | Saccharomyces cerevisiae S288C | U three protein 19,U3 small nucleolar RNA-associated protein 19,U3 snoRNA-associated protein 19 |
| 35 | JA (SW) | Pre-rRNA-processing protein PNO1 | polymer | 274 | 30380.6 | 1 | UniProt (Q99216) Pfam (PF17903) Pfam (PF22891) | Saccharomyces cerevisiae S288C | Partner of NOB1,Ribosomal RNA-processing protein 20 |
| 36 | KA (SZ) | Essential nuclear protein 1 | polymer | 483 | 55207.4 | 1 | UniProt (P38333) Pfam (PF05291) | Saccharomyces cerevisiae S288C | |
| 37 | AB, AC, BB, BC, CB... (L1, SI) | MAGNESIUM ION | non-polymer | 24.3 | 47 | Chemie (MG) | |||
| 38 | FC, IC (NQ, SL) | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 39 | GC (SI) | GUANOSINE-5'-TRIPHOSPHATE | non-polymer | 523.2 | 1 | Chemie (GTP) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 37 |
| Total formula weight | 1991910.5 | |
| Non-Polymers* | Number of molecules | 50 |
| Total formula weight | 1796.3 | |
| All* | Total formula weight | 1993706.9 |
