GL1X · GenesisL1 explorer

MolNFT v1 · #127219 · protein + RNA

Structure of a spliceosome remodeled for exon ligation

5MQ0 · Yeast UBC4 gene for ubiquitin-conjugating enzyme: “Structure of a spliceosome remodeled for exon ligation”. Electron microscopy, 5 ligands (IHP, GTP, ZN), 20 pockets (best druggability 0.88). MolNFT v1 #127219 on GenesisL1: 3D…

PDB
5MQ0
Type
protein + RNA
Length
10,207 residues
Chains
46
Method
electron microscopy
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Yeast UBC4 gene for ubiquitin-conjugating enzyme; 5'-exon of UBC4 pre-mRNA; S.CEREVISIAE…
EC
3.6.4.13, 6.3.2.-
UniProt
P33334, P36048, P53333, Q12417, P28004, P25337, Q12046, P38241, Q03654, Q03772, Q03375, Q12309, Q04048, P33411, Q02775, P40968, P53277, P40018, P43321, Q12330, P54999, P40204, Q02260, Q06217, P24384, Q08963, P40567, Q06091, P32523
Ligands
IHP, GTP, ZN, MG, K
Pockets
20 · best druggability 0.88

Structure

electron microscopy · 41 distinct chains · 43% helix, 15% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
IYeast UBC4 gene for ubiquitin-conjugating enzymerna34——
E5'-exon of UBC4 pre-mRNArna16——
2S.CEREVISIAE chromosome II reading frame orf YBR230Crna155——
6Saccharomyces cerevisiae strain T.52_2H chromosome XII sequencerna99——
5Saccharomyces cerevisiae strain WI_C_MBSP_4 chromosome VII sequencerna141——
APre-mRNA-splicing factor 8protein191446% helix, 10% strandP33334
CPre-mRNA-splicing factor SNU114protein87435% helix, 18% strandP36048
HPre-mRNA-splicing factor CWC22protein40173% helix, 0% strandP53333
JPre-mRNA-splicing factor PRP46protein3423% helix, 40% strandQ12417
KPre-mRNA-processing protein 45protein18739% helix, 3% strandP28004
LPre-mRNA-splicing factor BUD31protein15552% helix, 0% strandP25337
MPre-mRNA-splicing factor CWC2protein25230% helix, 13% strandQ12046
NPre-mRNA-splicing factor SLT11protein22738% helix, 15% strandP38241
OPre-mRNA-splicing factor CEF1protein21162% helix, 0% strandQ03654
PPre-mRNA-splicing factor CWC15protein6920% helix, 0% strandQ03772
RPre-mRNA-splicing factor CWC21protein10866% helix, 3% strandQ03375
SPre-mRNA-splicing factor CLF1protein46882% helix, 0% strandQ12309
TPre-mRNA-splicing factor SYF1,PRE-mRNA-splicing factor SYF1protein63380% helix, 0% strandQ04048
aPre-mRNA-splicing factor 18protein13771% helix, 0% strandP33411
cPre-mRNA-splicing factor SLU7protein10360% helix, 0% strandQ02775
oPre-mRNA-processing factor 17protein3134% helix, 30% strandP40968
XUnknown proteinprotein6881% helix, 0% strand—
yPre-mRNA-splicing factor SYF2protein8365% helix, 7% strandP53277
b, kSmall nuclear ribonucleoprotein-associated protein Bprotein804% helix, 49% strandP40018
d, nSmall nuclear ribonucleoprotein sm D3protein8213% helix, 38% strandP43321
e, pSmall nuclear ribonucleoprotein Eprotein7519% helix, 32% strandQ12330
f, qSmall nuclear ribonucleoprotein Fprotein7210% helix, 47% strandP54999
g, rSmall nuclear ribonucleoprotein Gprotein690% helix, 45% strandP40204
hSmall nuclear ribonucleoprotein sm D1protein8215% helix, 44% strandQ02260
jSmall nuclear ribonucleoprotein sm D2protein9423% helix, 43% strandQ06217
VPre-mRNA-splicing factor ATP-dependent RNA helicase PRP22 (EC 3.6.4.13)protein64544% helix, 20% strandP24384
lSmall nuclear ribonucleoprotein sm D1protein798% helix, 14% strandQ02260
mSmall nuclear ribonucleoprotein sm D2protein9317% helix, 34% strandQ06217
WU2 small nuclear ribonucleoprotein a'protein16421% helix, 5% strandQ08963
YU2 small nuclear ribonucleoprotein B''protein8426% helix, 18% strandP40567
33'-exon of UBC4 pre-mRNA, bound by PRP22 helicaserna3——
sPre-mRNA-splicing factor SNT309protein11069% helix, 0% strandQ06091
tPre-mRNA-processing factor 19 (EC 6.3.2.-)protein43817% helix, 39% strandP32523
uPre-mRNA-processing factor 19 (EC 6.3.2.-)protein11660% helix, 8% strandP32523
vPre-mRNA-processing factor 19 (EC 6.3.2.-)protein11863% helix, 5% strandP32523
wPre-mRNA-processing factor 19 (EC 6.3.2.-)protein43516% helix, 40% strandP32523

Ligands and binding sites

  • IHP · Inositol hexakisphosphate · ligand · chains A, c
  • GTP · Guanosine-5'-triphosphate · ligand · chains A, C
  • ZN · Zinc ion · metal · 6 copies · chains L, 6, M, N
  • MG · Magnesium ion · metal · 3 copies · chains E, 6, A
  • K · Potassium ion · metal · 2 copies · chains 6

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Pockets

20 pockets found on a 1 Å grid, 20 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
19720.880.90105GTP
211770.870.88100empty
39400.870.8892empty
49890.870.8880empty
58270.840.8784empty

Interfaces

133 interfaces between chains.

  • A–C · 4588 Ų buried · 39 hydrogen bonds · protein-protein
  • 5–A · 3880 Ų buried · 86 hydrogen bonds · protein-nucleic
  • A–K · 2552 Ų buried · 17 hydrogen bonds · protein-protein
  • O–S · 2207 Ų buried · 30 hydrogen bonds · protein-protein
  • A–c · 2185 Ų buried · 15 hydrogen bonds · protein-protein

Compared structures

  • 5MQ0 · Structure of a spliceosome remodeled for exon ligation · the same entry in another collection · chain L against L, TM-score 1.00

Analyse

GL1X is a live explorer of the GenesisL1 blockchain. Turn on JavaScript for search, charts and interactive views.