3POM

Crystal Structure of the Unliganded Retinoblastoma Protein Pocket Domain

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Retinoblastoma-associated protein	polymer	352	41213.9	2	UniProt (P06400) Pfam (PF01858) Pfam (PF01857)	Homo sapiens (human)	p105-Rb, pRb, Rb, pp110
2	C, D (A, B)	water	water		18.0	180	Chemie (HOH)

Sequence modifications

A, B: 380 - 577 (UniProt: P06400)

PDB	External Database	Details
Gly 377	-	expression tag
Glu 378	-	expression tag
Phe 379	-	expression tag

A, B: 643 - 783 (UniProt: P06400)

PDB	External Database	Details
Leu 578	-	linker
Val 579	-	linker
Pro 580	-	linker
Arg 640	-	linker
Gly 641	-	linker
Ser 642	-	linker

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	82427.9
All*	Total formula weight	82427.9

*Water molecules are not included.