5UZ4

The cryo-EM structure of YjeQ bound to the 30S subunit suggests a fidelity checkpoint function for this protein in ribosome assembly

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	16S RIBOSOMAL RNA	polymer	1527	494971.2	1	GenBank (1095872043)	Escherichia coli
2	C	30S ribosomal protein S3	polymer	233	26031.3	1	UniProt (B7MCS9) Pfam (PF07650) Pfam (PF00189) UniProt (by SIFTS) (P0A7V3) In PDB	Escherichia coli
3	D	30S ribosomal protein S4	polymer	206	23514.2	1	UniProt (B7MCR2) Pfam (PF00163) Pfam (PF01479) UniProt (by SIFTS) (P0A7V8) In PDB	Escherichia coli
4	E	30S ribosomal protein S5	polymer	167	17629.4	1	UniProt (P0A7W3) Pfam (PF00333) Pfam (PF03719) UniProt (by SIFTS) (P0A7W1) In PDB	Escherichia coli
5	F	30S ribosomal protein S6	polymer	131	15211.1	1	UniProt (P02358) Pfam (PF01250) In PDB	Escherichia coli	Small ribosomal subunit protein bS6
6	G	30S ribosomal protein S7	polymer	179	20055.2	1	UniProt (P02359) Pfam (PF00177) In PDB	Escherichia coli	Small ribosomal subunit protein uS7
7	H	30S ribosomal protein S8	polymer	130	14146.6	1	UniProt (B7MCS1) Pfam (PF00410) UniProt (by SIFTS) (P0A7W7) In PDB	Escherichia coli
8	I	30S ribosomal protein S9	polymer	130	14886.3	1	UniProt (B7MBZ1) Pfam (PF00380) UniProt (by SIFTS) (P0A7X3) In PDB	Escherichia coli
9	J	30S ribosomal protein S10	polymer	103	11755.6	1	UniProt (B7MCT6) Pfam (PF00338) UniProt (by SIFTS) (P0A7R5) In PDB	Escherichia coli
10	K	30S ribosomal protein S11	polymer	129	13871.0	1	UniProt (B7MCR3) Pfam (PF00411) UniProt (by SIFTS) (P0A7R9) In PDB	Escherichia coli
11	L	30S ribosomal protein S12	polymer	124	13768.2	1	UniProt (B7MCV7) Pfam (PF00164) UniProt (by SIFTS) (P0A7S3) In PDB	Escherichia coli
12	M	30S ribosomal protein S13	polymer	118	13128.5	1	UniProt (P0A7T1) Pfam (PF00416) UniProt (by SIFTS) (P0A7S9) In PDB	Escherichia coli
13	N	30S ribosomal protein S14	polymer	101	11606.6	1	UniProt (B7MCS2) Pfam (PF00253) UniProt (by SIFTS) (P0AG59) In PDB	Escherichia coli
14	O	30S ribosomal protein S15	polymer	89	10319.9	1	UniProt (Q8X9M2) Pfam (PF00312) UniProt (by SIFTS) (P0ADZ4) In PDB	Escherichia coli
15	P	30S ribosomal protein S16	polymer	82	9207.6	1	UniProt (B7MIU7) Pfam (PF00886) UniProt (by SIFTS) (P0A7T3) In PDB	Escherichia coli
16	Q	30S ribosomal protein S17	polymer	84	9724.5	1	UniProt (B7MCS6) Pfam (PF00366) UniProt (by SIFTS) (P0AG63) In PDB	Escherichia coli
17	R	30S ribosomal protein S18	polymer	75	9005.5	1	UniProt (B7MLK7) Pfam (PF01084) UniProt (by SIFTS) (P0A7T7) In PDB	Escherichia coli
18	S	30S ribosomal protein S19	polymer	92	10455.4	1	UniProt (B7MCT1) Pfam (PF00203) UniProt (by SIFTS) (P0A7U3) In PDB	Escherichia coli
19	T	30S ribosomal protein S20	polymer	87	9708.5	1	UniProt (B7MAE3) Pfam (PF01649) UniProt (by SIFTS) (P0A7U7) In PDB	Escherichia coli
20	B	30S ribosomal protein S2	polymer	241	26781.7	1	UniProt (B7MBF0) Pfam (PF00318) UniProt (by SIFTS) (P0A7V0) In PDB	Escherichia coli
21	Z	Small ribosomal subunit biogenesis GTPase RsgA	polymer	334	37345.2	1	UniProt (P39286) Pfam (PF03193) In PDB	Escherichia coli
22	Z	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
23	Z	3'-O-(N-methylanthraniloyl)-beta:gamma-imidoguanosine-5'-triphosphate	non-polymer		655.3	1	Chemie (GGM)

Sequence modifications

A: 6 - 1532 (GenBank: 1095872043)

PDB	External Database	Details
A 645	G 61656	conflict

Contents of the asymmetric unit

Polymers	Number of chains	21
	Total formula weight	813123.0
Non-Polymers*	Number of molecules	2
	Total formula weight	720.8
All*	Total formula weight	813843.7

*Water molecules are not included.