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27EM

Cryo_EM structure of PACAP27_PAC1R_Beta_arrestin 1 complex

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(B)
Beta-arrestin-1polymer39143985.21UniProt (P49407)Homo sapiens (human)Arrestin beta-1,Non-visual arrestin-2
2B
(C)
Fab30Hpolymer23024584.51synthetic construct
3C
(E)
Fab30Lpolymer21523435.11synthetic construct
4D
(P)
Pituitary adenylate cyclase-activating polypeptide 27polymer283152.71UniProt (P18509)Homo sapiensPACAP-27,PACAP27
5E
(R)
Pituitary adenylate cyclase-activating polypeptide type I receptorpolymer44351349.11UniProt (P41586)Homo sapiens (human)PAC1 receptor,PAC1R,PACAP type I receptor,PACAP-R-1,PACAP-R1
6F
(P)
waterwater18.01Chemie (HOH)
Sequence modifications
B: 4 - 393 (UniProt: P49407)
PDBExternal DatabaseDetails
Met 3-initiating methionine
Cys 279Ala 279conflict
Ala 386Ile 386conflict
Ala 387Val 387conflict
Ala 388Phe 388conflict
P: 1 - 27 (UniProt: P18509)
PDBExternal DatabaseDetails
Nh2 28-amidation
R: 21 - 415 (UniProt: P41586)
PDBExternal DatabaseDetails
Ala 415-expression tag
Arg 415-expression tag
Gly 415-expression tag
Arg 415-expression tag
Thr 415-expression tag
Pro 415-expression tag
Pro 415-expression tag
Ser 416-expression tag
Leu 416-expression tag
Gly 416-expression tag
Pro 416-expression tag
Gln 416-expression tag
Asp 416-expression tag
Glu 416-expression tag
Ser 416-expression tag
Cys 432-expression tag
Tpo 433-expression tag
Tpo 434-expression tag
Ala 435-expression tag
Sep 436-expression tag
Sep 437-expression tag
Sep 438-expression tag
Leu 439-expression tag
Ala 440-expression tag
Lys 441-expression tag
Asp 442-expression tag
Thr 443-expression tag
Ser 444-expression tag
Ser 445-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains5
Total formula weight146506.5
All*Total formula weight146506.5
*Water molecules are not included.

259693

PDB entries from 2026-09-16

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