5NCO

Quaternary complex between SRP, SR, and SecYEG bound to the translating ribosome

This is a non-PDB format compatible entry.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	1	4.5S SRP RNA (Ffs)	polymer	104	33611.9	1	GenBank (1126835766)	Escherichia coli
2	2	P-site tRNA-CCA end	polymer	3	894.6	1		Escherichia coli
3	A	23S rRNA	polymer	2903	941306.2	1	GenBank (2073407)	Escherichia coli
4	B	5S rRNA	polymer	120	38790.1	1	GenBank (1114321404)	Escherichia coli
5	C	50S ribosomal protein L2	polymer	271	29663.2	1	UniProt (P60422) Pfam (PF00181) Pfam (PF03947) In PDB	Escherichia coli
6	D	50S ribosomal protein L3	polymer	209	22277.5	1	UniProt (P60438) Pfam (PF00297) In PDB	Escherichia coli
7	E	50S ribosomal protein L4	polymer	201	22121.6	1	UniProt (P60723) Pfam (PF00573) In PDB	Escherichia coli
8	F	50S ribosomal protein L5	polymer	177	20073.2	1	UniProt (P62399) Pfam (PF00281) Pfam (PF00673) In PDB	Escherichia coli
9	G	50S ribosomal protein L6	polymer	176	18801.6	1	UniProt (P0AG55) Pfam (PF00347) In PDB	Escherichia coli
10	H	50S ribosomal protein L9	polymer	149	15789.0	1	UniProt (P0A7R1) Pfam (PF03948) Pfam (PF01281) In PDB	Escherichia coli
11	I	50S ribosomal protein L10	polymer	125	13497.6	1	UniProt (P0A7J3) Pfam (PF00466) In PDB	Escherichia coli	50S ribosomal protein L8
12	J	50S ribosomal protein L11	polymer	134	14020.3	1	UniProt (P0A7J7) Pfam (PF03946) Pfam (PF00298) In PDB	Escherichia coli
13	K	50S ribosomal protein L13	polymer	142	16050.6	1	UniProt (P0AA10) Pfam (PF00572) In PDB	Escherichia coli
14	L	50S ribosomal protein L14	polymer	123	13565.1	1	UniProt (P0ADY3) Pfam (PF00238) In PDB	Escherichia coli
15	M	50S ribosomal protein L15	polymer	144	15008.5	1	UniProt (P02413) Pfam (PF00828) In PDB	Escherichia coli
16	N	50S ribosomal protein L16	polymer	136	15312.3	1	UniProt (P0ADY7) Pfam (PF00252) In PDB	Escherichia coli
17	O	50S ribosomal protein L17	polymer	125	14193.5	1	UniProt (P0AG44) Pfam (PF01196) In PDB	Escherichia coli
18	P	50S ribosomal protein L18	polymer	117	12794.7	1	UniProt (P0C018) Pfam (PF00861) In PDB	Escherichia coli
19	Q	50S ribosomal protein L19	polymer	114	13028.1	1	UniProt (P0A7K6) Pfam (PF01245) In PDB	Escherichia coli
20	R	50S ribosomal protein L20	polymer	117	13396.8	1	UniProt (P0A7L3) Pfam (PF00453) In PDB	Escherichia coli
21	S	50S ribosomal protein L21	polymer	103	11586.4	1	UniProt (P0AG48) Pfam (PF00829) In PDB	Escherichia coli
22	T	50S ribosomal protein L22	polymer	110	12253.4	1	UniProt (P61175) Pfam (PF00237) In PDB	Escherichia coli
23	U	50S ribosomal protein L23	polymer	95	10776.7	1	UniProt (P0ADZ0) Pfam (PF00276) In PDB	Escherichia coli
24	V	50S ribosomal protein L24	polymer	102	11078.9	1	UniProt (P60624) Pfam (PF00467) Pfam (PF17136) In PDB	Escherichia coli
25	W	50S ribosomal protein L25	polymer	94	10713.5	1	UniProt (P68919) Pfam (PF01386) In PDB	Escherichia coli
26	X	50S ribosomal protein L27	polymer	76	8275.5	1	UniProt (P0A7L8) Pfam (PF01016) In PDB	Escherichia coli
27	Y	50S ribosomal protein L28	polymer	77	8896.4	1	UniProt (P0A7M2) Pfam (PF00830) In PDB	Escherichia coli
28	Z	50S ribosomal protein L29	polymer	62	7155.3	1	UniProt (P0A7M6) Pfam (PF00831) In PDB	Escherichia coli
29	a	50S ribosomal protein L30	polymer	58	6423.6	1	UniProt (P0AG51) Pfam (PF00327) In PDB	Escherichia coli
30	b	50S ribosomal protein L32	polymer	56	6332.2	1	UniProt (P0A7N4) Pfam (PF01783) In PDB	Escherichia coli
31	c	50S ribosomal protein L33	polymer	51	5928.0	1	UniProt (P0A7N9) Pfam (PF00471) In PDB	Escherichia coli
32	d	50S ribosomal protein L34	polymer	46	5397.5	1	UniProt (P0A7P5) Pfam (PF00468) In PDB	Escherichia coli
33	e	50S ribosomal protein L35	polymer	64	7181.8	1	UniProt (P0A7Q1) Pfam (PF01632) In PDB	Escherichia coli	Ribosomal protein A
34	f	50S ribosomal protein L36	polymer	38	4377.4	1	UniProt (P0A7Q6) Pfam (PF00444) In PDB	Escherichia coli	Ribosomal protein B
35	g	Protein translocase subunit SecY	polymer	416	45628.0	1	UniProt (P0AGA2) Pfam (PF00344) In PDB	Escherichia coli
36	h	Protein translocase subunit SecE	polymer	56	6241.4	1	UniProt (P0AG96) Pfam (PF00584) In PDB	Escherichia coli
37	i	Signal recognition particle protein,Signal recognition particle protein,Signal recognition particle protein,Signal recognition particle protein,Signal recognition particle protein,Signal recognition particle protein,Signal recognition particle protein,Signal recognition particle protein,Signal recognition particle protein,Signal recognition particle protein	polymer	450	48514.7	1	UniProt (P0AGD7) Pfam (PF02881) Pfam (PF00448) Pfam (PF02978) In PDB	Escherichia coli	Fifty-four homolog,Ffh,p48,Fifty-four homolog,Ffh,p48,Fifty-four homolog,Ffh,p48,Fifty-four homolog,Ffh,p48,Fifty-four homolog,Ffh,p48,Fifty-four homolog,Ffh,p48,Fifty-four homolog,Ffh,p48,Fifty-four homolog,Ffh,p48,Fifty-four homolog,Ffh,p48,Fifty-four homolog,Ffh,p48
38	j	Protein-export membrane protein SecG	polymer	71	7234.6	1	UniProt (P0AG99) Pfam (PF03840) In PDB	Escherichia coli	P12,Preprotein translocase band 1 subunit
39	k	Signal sequence (1A9L)	polymer	23	2276.8	1		Escherichia coli
40	l	Signal recognition particle receptor FtsY	polymer	271	29443.7	1	UniProt (P10121) Pfam (PF02881) Pfam (PF00448) In PDB	Escherichia coli	SRP receptor
41	f	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
42	i, l	TETRAFLUOROALUMINATE ION	non-polymer		103.0	2	Chemie (ALF)
43	i, l	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
44	i, l	GUANOSINE-5'-DIPHOSPHATE	non-polymer		443.2	2	Chemie (GDP)

Sequence modifications

i: 4 - 346 (UniProt: P0AGD7)
i: 347 - 368 (PDB: 5NCO)
i: 369 - 434 (UniProt: P0AGD7)
i: 435 - 453 (PDB: 5NCO)

Contents of the asymmetric unit

Polymers	Number of chains	40
	Total formula weight	1539912.1
Non-Polymers*	Number of molecules	7
	Total formula weight	1206.4
All*	Total formula weight	1541118.4

*Water molecules are not included.