3AQF

Crystal structure of the human CRLR/RAMP2 extracellular complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Receptor activity-modifying protein 2	polymer	91	10581.5	1	UniProt (O60895) Pfam (PF04901) In PDB	Homo sapiens (human)	Calcitonin-receptor-like receptor activity-modifying protein 2, CRLR activity-modifying protein 2
2	B	Calcitonin gene-related peptide type 1 receptor	polymer	121	14035.9	1	UniProt (Q16602) Pfam (PF02793) In PDB	Homo sapiens (human)	CGRP type 1 receptor, Calcitonin receptor-like receptor
3		water	water		18.0	30	Chemie (HOH)

Sequence modifications

A: 56 - 139 (UniProt: O60895)

PDB	External Database	Details
Gly 49	-	EXPRESSION TAG
Ser 50	-	EXPRESSION TAG
Ser 51	-	EXPRESSION TAG
Gly 52	-	EXPRESSION TAG
Ser 53	-	EXPRESSION TAG
Ser 54	-	EXPRESSION TAG
Gly 55	-	EXPRESSION TAG

B: 23 - 136 (UniProt: Q16602)

PDB	External Database	Details
Gly 16	-	EXPRESSION TAG
Ser 17	-	EXPRESSION TAG
Ser 18	-	EXPRESSION TAG
Gly 19	-	EXPRESSION TAG
Ser 20	-	EXPRESSION TAG
Ser 21	-	EXPRESSION TAG
Gly 22	-	EXPRESSION TAG

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	24617.3
All*	Total formula weight	24617.3

*Water molecules are not included.