3NCC: A human Prolactin receptor antagonist

A human Prolactin receptor antagonist in complex with the mutant extracellular domain H188A of the human prolactin receptor. Determined by X-ray diffraction at 2.5 Å resolution. Released 29 Sept 2010.

Method
X-ray diffraction
Resolution
2.5 Å
Organism
Homo sapiens
Chains
2
Atoms
3,463
Mol. weight
46.34 kDa
Ligands
CO3
Released
29 Sept 2010

Explore 3NCC in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

3NCC contains 18 α-helices and 19 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 8 helices, 0 β-strands

ElementResiduesLengthSheet
α-helix15-4228
α-helix50-534
α-helix69-746
α-helix77-10327
α-helix110-13728
α-helix147-1504
α-helix153-1575
α-helix161-19535
Chain B: 10 helices, 19 β-strands
ElementResiduesLengthSheet
α-helix2-32
β-strand411
α-helix51
β-strand8-1362
β-strand1413
β-strand20-2562
α-helix26-272
β-strand3111
α-helix32-332
β-strand35-4284
β-strand49-5024
β-strand61-6442
α-helix66-683
β-strand75-8394
β-strand86-8944
α-helix90-923
β-strand93-9534
α-helix97-993
β-strand10113
α-helix103-1064
β-strand107-11485
β-strand122-12875
α-helix129-1302
β-strand142-14986
β-strand157-16046
β-strand166-16945
β-strand177-186106
α-helix191-1977
β-strand198-20146

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
ProlactinAprotein186Homo sapiensP01236 (AlphaFold model)
Prolactin receptorBprotein210Homo sapiensP16471 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>3NCC_1 Prolactin (chains A)
MLRDLFDRAVVLSHYIHNLSSEMFSEFDKRYTHGRGFITKAINSCHTSSLATPEDKEQAQ
QMNQKDFLSLIVSILRSWNEPLYHLVTEVRGMQEAPEAILSKAVEIEEQTKRLLERMELI
VSQVHPETKENEIYPVWSGLPSLQMADEESRLSAYYNLLHCLRRDSHKIDNYLKLLKCRI
IHNNNC
Sequence of entity 2 (B), FASTA
>3NCC_2 Prolactin receptor (chains B)
MLPPGKPEIFKCRSPNKETFTCWWRPGTDGGLPTNYSLTYHREGETLMHECPDYITGGPN
SCHFGKQYTSMWRTYIMMVNATNQMGSSFSDELYVDVTYIVQPDPPLELAVEVKQPEDRK
PYLWIKWSPPTLIDLKTGWFTLLYEIRLKPEKAAEWEIHFAGQQTEFKILSLHPGQKYLV
QVRCKPDAGYWSAWSPATFIQIPSDFTMND

Ligands and cofactors

IDNameFormulaCopies
CO3Carbonate ionC O31

Water and common crystallization additives (CL, NA) are not listed.

Primary citation

Two Independent Histidines, One in Human Prolactin and One in Its Receptor, Are Critical for pH-dependent Receptor Recognition and Activation. Kulkarni, M.V., Tettamanzi, M.C., Murphy, J.W. et al. J Biol Chem (2010) 285:38524-38533. DOI 10.1074/jbc.M110.172072 · PubMed

Other PDB entries of the same protein (UniProt P01236 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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