1PAH	Oxidoreductase	date	Oct 25, 1997
title	Human Phenylalanine Hydroxylase Dimer, Residues 117-424
authors	R.C.Stevens, H.Erlandsen
compound		source
Molecule: Phenylalanine Hydroxylase Chain: A Fragment: Catalytic Domain Ec: 1.14.16.1 Engineered: Yes Other_details: Truncated Form, Delta Cooh 1-102, Delta Nh 4		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Organ: Liver Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_organ: Liver Expression_system_vector: Pmal-C2
symmetry	Space Group: C 2 2 21	R_factor 0.176 R_Free 0.218
crystal cell	length a length b length c angle alpha angle beta angle gamma 66.600 108.400 125.700 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	FE	enzyme	Oxidoreductase E.C.1.14.16.1 BRENDA
note	1PAH (Molecule of the Month:pdb61)
related structures	by homologous chain: 1MMK, 3PAH
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of the catalytic domain of human phenylalanine hydroxylase reveals the structural basis for phenylketonuria., Erlandsen H, Fusetti F, Martinez A, Hough E, Flatmark T, Stevens RC, Nat Struct Biol 1997 Dec;4(12):995-1000. PMID:9406548

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (55 Kb) [Save to disk] Biological Unit Coordinates (1pah.pdb1.gz) 51 Kb LPC: Ligand-Protein Contacts for 1PAH CSU: Contacts of Structural Units for 1PAH Likely Quarternary Molecular Structure file(s) for 1PAH Structure Factors (283 Kb) Retrieve 1PAH in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1PAH from S2C, [Save to disk] Re-refined 1pah structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1PAH in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1PAH

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1PAH, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1pah__, region [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1pah] [1pah_A] SWISS-PROT database: [P00439] Domain organization of [PH4H_HUMAN] by SWISSPFAM

Other resources with information on 1PAH

Community annotation for 1PAH at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Domain movements in 1PAH from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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