2P49

Complex of a camelid single-domain vhh antibody fragment with RNASE A at 1.4A resolution: native mono_1 crystal form

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Ribonuclease pancreatic	polymer	124	13708.3	1	UniProt (P61823) Pfam (PF00074) In PDB	Bos taurus (cattle)	RNase 1, RNase A
2	B	ANTIBODY CAB-RN05	polymer	123	13104.5	1	Pfam (PF07686) UniProt (by SIFTS) (A2KD57) In PDB	Camelus dromedarius (Arabian camel)
3	A	PHOSPHATE ION	non-polymer		95.0	1	Chemie (PO4)
4		water	water		18.0	350	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	26812.8
Non-Polymers*	Number of molecules	1
	Total formula weight	95.0
All*	Total formula weight	26907.8

*Water molecules are not included.