1DMW: Phenylalanine hydroxylase

Crystal structure of double truncated human phenylalanine hydroxylase with bound 7,8-dihydro-L-biopterin. Determined by X-ray diffraction at 2.0 Å resolution. Released 24 Mar 2000.

Method: X-ray diffraction
Resolution: 2.0 Å
Organism: Homo sapiens
Chains: 1
Atoms: 2,688
Mol. weight: 35.89 kDa
Ligands: HBI, FE
Released: 24 Mar 2000

Explore 1DMW in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1DMW contains 21 α-helices and 14 β-strands across 1 chain. 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: 21 helices, 14 β-strands

Element	Residues	Length	Sheet
β-strand	124	1	1
α-helix	125-133	9
β-strand	135	1	2
α-helix	140-142	3
α-helix	152-167	16
α-helix	173-176	4
α-helix	181-201	21
β-strand	202	1	3
α-helix	204-217	14
β-strand	220	1	4
β-strand	223	1	4
α-helix	224-226	3
α-helix	227-238	12
β-strand	241-244	4	5
α-helix	248	1
β-strand	249	1	2
α-helix	250	1
α-helix	251-258	8
β-strand	262-265	4	5
α-helix	283-285	3
α-helix	286-290	5
α-helix	291-294	4
α-helix	297-310	14
α-helix	315-325	11
α-helix	326-330	5
β-strand	333-336	4	3
β-strand	339-342	4	3
α-helix	345-348	4
α-helix	351-357	7
β-strand	363-366	4	3
α-helix	369-372	4
β-strand	385-389	5	3
α-helix	392-404	13
β-strand	412-415	4	1
β-strand	420-423	4	1

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
Phenylalanine hydroxylase	A	protein	307	Homo sapiens	P00439 (AlphaFold model)

Sequence of entity 1 (A), FASTA

>1DMW_1 PHENYLALANINE HYDROXYLASE (chains A)
VPWFPRTIQELDRFANQILSYGAELDADHPGFKDPVYRARRKQFADIAYNYRHGQPIPRV
EYMEEEKKTWGTVFKTLKSLYKTHACYEYNHIFPLLEKYCGFHEDNIPQLEDVSQFLQTC
TGFRLRPVAGLLSSRDFLGGLAFRVFHCTQYIRHGSKPMYTPEPDICHELLGHVPLFSDR
SFAQFSQEIGLASLGAPDEYIEKLATIYWFTVEFGLCKQGDSIKAYGAGLLSSFGELQYC
LSEKPKLLPLELEKTAIQNYTVTEFQPLYYVAESFNDAKEKVRNFAATIPRPFSVRYDPY
TQRIEVL

Ligands and cofactors

ID	Name	Formula	Copies
HBI	7,8-dihydrobiopterin	C9 H13 N5 O3	1
FE	FE (III) ion	Fe	1

Primary citation

Crystal structure and site-specific mutagenesis of pterin-bound human phenylalanine hydroxylase. Erlandsen, H., Bjorgo, E., Flatmark, T. et al. Biochemistry (2000) 39:2208-2217. DOI 10.1021/bi992531+ · PubMed

Other PDB entries of the same protein (UniProt P00439 (AlphaFold model), which also has an AlphaFold model), best resolution first:

1J8U 1.5 Å, Catalytic Domain of Human Phenylalanine Hydroxylase Fe(II) in Complex with…
6HPO 1.67 Å, Crystallographic structure of the catalytic domain of Human Phenylalanine Hydroxylase…
1J8T 1.7 Å, Catalytic Domain of Human Phenylalanine Hydroxylase Fe(II)
5FII 1.8 Å, Structure of a human aspartate kinase, chorismate mutase and TyrA domain.
9T1O 1.94 Å, Crystal structure of phenylalanine hydroxylase (PAH) with Belinostat
1MMK 2.0 Å, Crystal structure of ternary complex of the catalytic domain of human phenylalanine…
1MMT 2.0 Å, Crystal structure of ternary complex of the catalytic domain of human phenylalanine…
1PAH 2.0 Å, Human phenylalanine hydroxylase dimer, residues 117-424
3PAH 2.0 Å, Human phenylalanine hydroxylase catalytic domain dimer with bound adrenaline inhibitor
4PAH 2.0 Å, Human phenylalanine hydroxylase catalytic domain dimer with bound nor-adrenaline inhibitor
1LRM 2.1 Å, Crystal structure of binary complex of the catalytic domain of human phenylalanine…
1TDW 2.1 Å, Crystal structure of double truncated human phenylalanine hydroxylase BH4-responsive PKU…

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