4QBV: Fibroblast growth factor 1

Crystal structure of C117T mutant of human acidic fibroblast growth factor in sodium citrate buffer. Determined by X-ray diffraction at 1.5 Å resolution. Released 11 Mar 2015.

Method
X-ray diffraction
Resolution
1.5 Å
Organism
Homo sapiens
Chains
2
Atoms
2,760
Mol. weight
33.75 kDa
Ligands
FLC
Released
11 Mar 2015

Explore 4QBV in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

4QBV contains 10 α-helices and 28 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: 5 helices, 14 β-strands

ElementResiduesLengthSheet
β-strand12-1651
β-strand21-2551
β-strand31-3441
β-strand44-4851
β-strand53-5861
α-helix631
β-strand64-6741
β-strand73-7641
α-helix81-833
β-strand85-9061
β-strand94-9961
α-helix103-1053
β-strand10811
β-strand11112
β-strand11611
β-strand11712
α-helix118-1192
α-helix120-1223
β-strand132-13651
Chain B: 5 helices, 14 β-strands
ElementResiduesLengthSheet
β-strand12-1653
β-strand21-2553
β-strand31-3443
α-helix40-423
β-strand44-4853
β-strand53-5863
β-strand64-6743
β-strand73-7643
α-helix81-833
β-strand85-9063
β-strand94-9963
α-helix103-1053
β-strand10813
β-strand11114
β-strand11613
β-strand11714
α-helix118-1192
α-helix120-1223
β-strand132-13653

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Fibroblast growth factor 1A, Bprotein146Homo sapiensP05230 (AlphaFold model)
Sequence of entity 1 (A, B), FASTA
>4QBV_1 Fibroblast growth factor 1 (chains A, B)
HHHHHHFNLPPGNYKKPKLLYCSNGGHFLRILPDGTVDGTRDRSDQHIQLQLSAESVGEV
YIKSTETGQYLAMDTDGLLYGSQTPNEECLFLERLEENHYNTYISKKHAEKNWFVGLKKN
GSTKRGPRTHYGQKAILFLPLPVSSD

Ligands and cofactors

IDNameFormulaCopies
FLCCitrate anionC6 H5 O72

Primary citation

Mutation choice to eliminate buried free cysteines in protein therapeutics. Xia, X., Longo, L.M., Blaber, M. J Pharm Sci (2015) 104:566-576. DOI 10.1002/jps.24188 · PubMed

Other PDB entries of the same protein (UniProt P05230 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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