1CH4		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution
ligand	CMO, HEM	enzyme
related structures	by homologous chain: 1B86, 1YE0
Gene Ontology	Chain Function Process Component D, A, B, C peroxidase activity
Primary reference	Crystal structure of a protein with an artificial exon-shuffling, module M4-substituted chimera hemoglobin beta alpha, at 2.5 A resolution., Shirai T, Fujikake M, Yamane T, Inaba K, Ishimori K, Morishima I, J Mol Biol 1999 Mar 26;287(2):369-82. PMID:10080899

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (100 Kb) [Save to disk] Biological Unit Coordinates (1ch4.pdb1.gz) 94 Kb LPC: Ligand-Protein Contacts for 1CH4 CSU: Contacts of Structural Units for 1CH4 Likely Quarternary Molecular Structure file(s) for 1CH4 Retrieve 1CH4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1CH4 from S2C, [Save to disk]

View 1CH4 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.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1ch4] [1ch4_A] [1ch4_B] [1ch4_C] [1ch4_D] SWISS-PROT database: [P68871] [P68872] [P68873] Belongs to the pore-forming globin (globin) family according to TCDB.

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