7BOE

Bacterial 30S ribosomal subunit assembly complex state M (Consensus refinement)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	16S rRNA	polymer	1542	499873.4	1		Escherichia coli (strain K12)
2	B	30S ribosomal protein S2	polymer	241	26781.7	1	UniProt (P0A7V0) Pfam (PF00318) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS2
3	C	30S ribosomal protein S3	polymer	233	26031.3	1	UniProt (P0A7V3) Pfam (PF07650) Pfam (PF00189) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS3
4	D	30S ribosomal protein S4	polymer	206	23514.2	1	UniProt (P0A7V8) Pfam (PF00163) Pfam (PF01479) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS4
5	E	30S ribosomal protein S5	polymer	167	17629.4	1	UniProt (P0A7W1) Pfam (PF00333) Pfam (PF03719) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS5
6	F	30S ribosomal protein S6	polymer	135	15727.5	1	UniProt (P02358) Pfam (PF01250) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein bS6
7	G	30S ribosomal protein S7	polymer	179	20055.2	1	UniProt (P02359) Pfam (PF00177) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS7
8	H	30S ribosomal protein S8	polymer	130	14146.6	1	UniProt (P0A7W7) Pfam (PF00410) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS8
9	I	30S ribosomal protein S9	polymer	130	14886.3	1	UniProt (P0A7X3) Pfam (PF00380) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS9
10	J	30S ribosomal protein S10	polymer	103	11755.6	1	UniProt (P0A7R5) Pfam (PF00338) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS10,Transcription termination/antitermination protein NusE
11	K	30S ribosomal protein S11	polymer	129	13871.0	1	UniProt (P0A7R9) Pfam (PF00411) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS11
12	L	30S ribosomal protein S12	polymer	124	13814.2	1	UniProt (P0A7S3) Pfam (PF00164) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS12
13	M	30S ribosomal protein S13	polymer	118	13128.5	1	UniProt (P0A7S9) Pfam (PF00416) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS13
14	N	30S ribosomal protein S14	polymer	101	11606.6	1	UniProt (P0AG59) Pfam (PF00253) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS14
15	O	30S ribosomal protein S15	polymer	89	10290.8	1	UniProt (P0ADZ4) Pfam (PF00312) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS15
16	P	30S ribosomal protein S16	polymer	82	9207.6	1	UniProt (P0A7T3) Pfam (PF00886) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein bS16
17	Q	30S ribosomal protein S17	polymer	84	9724.5	1	UniProt (P0AG63) Pfam (PF00366) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS17
18	R	30S ribosomal protein S18	polymer	75	9005.5	1	UniProt (P0A7T7) Pfam (PF01084) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein bS18
19	S	30S ribosomal protein S19	polymer	92	10455.4	1	UniProt (P0A7U3) Pfam (PF00203) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein uS19
20	T	30S ribosomal protein S20	polymer	87	9708.5	1	UniProt (P0A7U7) Pfam (PF01649) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein bS20
21	U	30S ribosomal protein S21	polymer	71	8524.0	1	UniProt (P68679) Pfam (PF01165) In PDB	Escherichia coli (strain K12)	Small ribosomal subunit protein bS21
22	A	MAGNESIUM ION	non-polymer		24.3	152	Chemie (MG)
23	B	ZINC ION	non-polymer		65.4	1	Chemie (ZN)

Contents of the asymmetric unit

Polymers	Number of chains	21
	Total formula weight	789737.5
Non-Polymers*	Number of molecules	153
	Total formula weight	3759.8
All*	Total formula weight	793497.3

*Water molecules are not included.