6C4H

Conformation of methylated GGQ in the peptidyl transferase center during translation termination (PTC region)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	23S rRNA	polymer	2904	941818.6	1	GenBank (687670942)	Escherichia coli
2	C	50S ribosomal protein L2	polymer	273	29923.6	1	UniProt (P60422) Pfam (PF00181) Pfam (PF03947) In PDB	Escherichia coli	Large ribosomal subunit protein uL2
3	D	50S ribosomal protein L3	polymer	209	22277.5	1	UniProt (P60438) Pfam (PF00297) In PDB	Escherichia coli	Large ribosomal subunit protein uL3
4	N	50S ribosomal protein L16	polymer	136	15312.3	1	UniProt (P0ADY7) Pfam (PF00252) In PDB	Escherichia coli	Large ribosomal subunit protein uL16
5	X	50S ribosomal protein L27	polymer	85	9146.5	1	UniProt (P0A7L8) Pfam (PF01016) In PDB	Escherichia coli	Large ribosomal subunit protein bL27
6	x	P-site tRNA fMet	polymer	77	24786.8	1	GenBank (817573384)	Escherichia coli
7	v	Peptide chain release factor RF2	polymer	384	43384.9	1	UniProt (P07012) Pfam (PF03462) Pfam (PF00472) In PDB	Escherichia coli	RF-2
8	A	MAGNESIUM ION	non-polymer		24.3	34	Chemie (MG)

Sequence modifications

A: 1 - 2904 (GenBank: 687670942)

PDB	External Database	Details
A 887	U 2680679	conflict

v: 1 - 365 (UniProt: P07012)

PDB	External Database	Details
Ala -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
Ser -11	-	expression tag
Ala -10	-	expression tag
Ala -9	-	expression tag
Leu -8	-	expression tag
Glu -7	-	expression tag
Val -6	-	expression tag
Leu -5	-	expression tag
Phe -4	-	expression tag
Gln -3	-	expression tag
Gly -2	-	expression tag
Pro -1	-	expression tag
Gly 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	7
	Total formula weight	1086650.3
Non-Polymers*	Number of molecules	34
	Total formula weight	826.4
All*	Total formula weight	1087476.7

*Water molecules are not included.