3GQX

Pyrococcus Horikoshii NOP5 RNA Binding Domain from a twinned crystal form

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	B, A	NOP5P PROTEIN	polymer	169	18981.3	2	UniProt (O57810) Pfam (PF01798) In PDB	Pyrococcus horikoshii
2	B, A	IODIDE ION	non-polymer		126.9	3	Chemie (IOD)
3		water	water		18.0	136	Chemie (HOH)

Sequence modifications

B, A: 223 - 238 (UniProt: O57810)

PDB	External Database	Details
Gly 222	-	expression tag

B, A: 243 - 377 (UniProt: O57810)

PDB	External Database	Details
Gly 239	-	linker
Ala 240	-	linker
Gly 241	-	linker
Gly 242	-	linker

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	37962.6
Non-Polymers*	Number of molecules	3
	Total formula weight	380.7
All*	Total formula weight	38343.3

*Water molecules are not included.