MolNFT v1 · #187847 · protein + RNA

Structure of the wt ires W/O EIF2 48S initiation complex, closed conformation. structure 13(WT)

7SYT · 18S rRNA: “Structure of the wt ires W/O EIF2 48S initiation complex, closed conformation. structure 13(WT)”. Electron microscopy, 1 ligand (ZN), 20 pockets (best druggability 0.89). MolNFT v1 #187847 on GenesisL1: 3D structure…

PDB: 7SYT
Type: protein + RNA
Length: 6,856 residues
Chains: 37
Method: electron microscopy
Collection: MolNFT v1 / PDB
Contract: 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner: 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule: 18S rRNA; 40S ribosomal protein sa; ES1; US5 (S2); US3; 40S ribosomal protein S4; US7…
UniProt: G1TLT8, G1SS70, G1TNM3, G1TK17, G1TFM5, G1TM55, G1SVB0, G1TJW1, B7NZS8, G1U0Y5, G1TRM4, G1SFR8, G1SP51, G1U472, G1U0Q2, G1SGX4, G1TU13, G1TPG3, G1TN62, G1SIZ2, G1TM82, G1TG89, G1SZ47, G1T3D8, G1TDB3, G1TZ76, G1TIB4, G1U7M4, G1T8A2, G1SK22, G1SJB4, A0A087WNH4
Ligands: ZN
Pockets: 20 · best druggability 0.89

Structure

electron microscopy · 37 distinct chains · 29% helix, 21% strand (DSSP).

Chain	Molecule	Type	Residues	Secondary structure	UniProt
2	18S rRNA	rna	1697	—	—
B	40S ribosomal protein sa	protein	217	38% helix, 14% strand	G1TLT8
C	ES1	protein	213	25% helix, 34% strand	G1SS70
D	US5 (S2)	protein	221	31% helix, 27% strand	—
E	US3	protein	228	31% helix, 29% strand	G1TNM3
F	40S ribosomal protein S4	protein	262	13% helix, 31% strand	G1TK17
G	US7	protein	191	48% helix, 8% strand	G1TFM5
H	ES6	protein	237	29% helix, 23% strand	G1TM55
I	40S ribosomal protein S7	protein	185	34% helix, 22% strand	G1SVB0
J	ES8	protein	206	28% helix, 27% strand	G1TJW1
K	US4	protein	185	50% helix, 4% strand	B7NZS8
L	S10_PLECTIN domain-containing protein	protein	96	40% helix, 15% strand	G1U0Y5
M	US17	protein	151	3% helix, 29% strand	G1TRM4
N	ES12	protein	117	40% helix, 13% strand	G1SFR8
O	US15	protein	149	56% helix, 0% strand	G1SP51
P	US11	protein	136	21% helix, 24% strand	G1U472
Q	US19	protein	120	33% helix, 14% strand	G1U0Q2
R	US9	protein	142	35% helix, 18% strand	G1SGX4
S	ES17	protein	132	42% helix, 5% strand	G1TU13
T	US13	protein	144	39% helix, 8% strand	G1TPG3
U	ES19	protein	141	50% helix, 7% strand	G1TN62
V	US10	protein	100	24% helix, 30% strand	G1SIZ2
W	40S ribosomal protein S21	protein	83	22% helix, 24% strand	G1TM82
X	US8	protein	129	33% helix, 27% strand	G1TG89
Y	US12	protein	141	22% helix, 29% strand	G1SZ47
Z	40S ribosomal protein S24	protein	124	36% helix, 28% strand	G1T3D8
a	40S ribosomal protein S25	protein	77	45% helix, 14% strand	G1TDB3
b	ES26 (S26)	protein	101	11% helix, 21% strand	—
c	ES27	protein	83	7% helix, 13% strand	G1TZ76
d	ES28	protein	67	0% helix, 45% strand	G1TIB4
e	ES29	protein	55	31% helix, 5% strand	G1U7M4
f	ES30	protein	57	26% helix, 0% strand	G1T8A2
g	40S ribosomal protein S27A	protein	68	4% helix, 18% strand	G1SK22
h	RACK1	protein	313	0% helix, 44% strand	G1SJB4
i	Met-tRNA-I-met	rna	75	—	—
n	60S ribosomal protein L41	protein	25	80% helix, 0% strand	A0A087WNH4
z	HCV ires	rna	188	—	—

Ligands and binding sites

ZN · Zinc ion · metal · chains b

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.

Pocket	Volume (Å³)	Druggability	Buriedness	Lining residues	Inside
1	840	0.89	0.93	107	empty
2	977	0.89	0.91	94	empty
3	1084	0.88	0.91	111	empty
4	1091	0.88	0.90	116	empty
5	1030	0.86	0.88	101	empty

Interfaces

108 interfaces between chains.

2–H · 5357 Å² buried · 125 hydrogen bonds · protein-nucleic
2–J · 4216 Å² buried · 83 hydrogen bonds · protein-nucleic
2–F · 3790 Å² buried · 71 hydrogen bonds · protein-nucleic
2–K · 3670 Å² buried · 65 hydrogen bonds · protein-nucleic
2–Y · 3591 Å² buried · 85 hydrogen bonds · protein-nucleic

Modifications

Observed in the structure: 1 disulfide (disulfide).

Compared structures

7SYT · Structure of the wt IRES w/o eIF2 48S initiation complex, closed conformation. Structure… · the same entry in another collection · chain 2 against 2, TM-score 1.00

Analyse

Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
Every structure of UniProt G1TLT8
Every structure of UniProt G1SS70
Every structure of UniProt G1TNM3
Every structure of UniProt G1TK17
Every structure of UniProt G1TFM5
Every structure of UniProt G1TM55
Every structure of UniProt G1SVB0
Every structure of UniProt G1TJW1
Every structure of UniProt B7NZS8
Every structure of UniProt G1U0Y5
Every structure of UniProt G1TRM4
Every structure of UniProt G1SFR8
Every structure of UniProt G1SP51
Every structure of UniProt G1U472
Every structure of UniProt G1U0Q2
Every structure of UniProt G1SGX4
Every structure of UniProt G1TU13
Every structure of UniProt G1TPG3
Every structure of UniProt G1TN62
Every structure of UniProt G1SIZ2
Every structure of UniProt G1TM82
Every structure of UniProt G1TG89
Every structure of UniProt G1SZ47
Every structure of UniProt G1T3D8
Every structure of UniProt G1TDB3
Every structure of UniProt G1TZ76
Every structure of UniProt G1TIB4
Every structure of UniProt G1U7M4
Every structure of UniProt G1T8A2
Every structure of UniProt G1SK22
Every structure of UniProt G1SJB4
Every structure of UniProt A0A087WNH4
Elsewhere: RCSB PDB 7SYT · PDBe 7SYT · UniProt G1TLT8 · UniProt G1SS70 · UniProt G1TNM3 · UniProt G1TK17 · UniProt G1TFM5 · UniProt G1TM55 · UniProt G1SVB0 · UniProt G1TJW1 · UniProt B7NZS8 · UniProt G1U0Y5 · UniProt G1TRM4 · UniProt G1SFR8 · UniProt G1SP51 · UniProt G1U472 · UniProt G1U0Q2 · UniProt G1SGX4 · UniProt G1TU13 · UniProt G1TPG3 · UniProt G1TN62 · UniProt G1SIZ2 · UniProt G1TM82 · UniProt G1TG89 · UniProt G1SZ47 · UniProt G1T3D8 · UniProt G1TDB3 · UniProt G1TZ76 · UniProt G1TIB4 · UniProt G1U7M4 · UniProt G1T8A2 · UniProt G1SK22 · UniProt G1SJB4 · UniProt A0A087WNH4

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