6M4V

Crystal structure of MBP fused split FKBP in complex with rapamycin

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	chimera of Maltose/maltodextrin-binding periplasmic protein and Peptidyl-prolyl cis-trans isomerase FKBP1A	polymer	405	44074.9	2	UniProt (P0AEX9) UniProt (P62942) Pfam (PF01547)	Escherichia coli K-12	MMBP,Maltodextrin-binding protein,Maltose-binding protein,MBP,PPIase FKBP1A,12 kDa FK506-binding protein,FKBP-12,Calstabin-1,FK506-binding protein 1A,FKBP-1A,Immunophilin FKBP12,Rotamase
2	B, D (B, D)	Peptidyl-prolyl cis-trans isomerase FKBP1A	polymer	76	8486.7	2	UniProt (P62942) Pfam (PF00254)	Homo sapiens (Human)	PPIase FKBP1A,12 kDa FK506-binding protein,FKBP-12,Calstabin-1,FK506-binding protein 1A,FKBP-1A,Immunophilin FKBP12,Rotamase
3	E, G (B, D)	RAPAMYCIN IMMUNOSUPPRESSANT DRUG	non-polymer		914.2	2	Chemie (RAP)
4	F (C)	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
5	H, I, J, K (A, B, C, D)	water	water		18.0	154	Chemie (HOH)

Sequence modifications

A, C: -369 - -4 (UniProt: P0AEX9)

PDB	External Database	Details
Gly -372	-	linker
Ser -371	-	linker
Met -370	-	linker
Ala -288	Asp 108	engineered mutation
Ala -287	Lys 109	engineered mutation
Ala -198	Glu 198	engineered mutation
Ala -197	Asn 199	engineered mutation
Ala -131	Lys 265	engineered mutation
Asn -3	-	linker
Ala -2	-	linker
Ala -1	-	linker
Ala 0	-	linker

A, C: 1 - 32 (UniProt: P62942)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	105123.2
Non-Polymers*	Number of molecules	3
	Total formula weight	1920.4
All*	Total formula weight	107043.6

*Water molecules are not included.