1CGF: Fibroblast collagenase

Crystal structures of recombinant 19-kda human fibroblast collagenase complexed to itself. Determined by X-ray diffraction at 2.1 Å resolution. Released 31 Mar 1995.

Method: X-ray diffraction
Resolution: 2.1 Å
Organism: Homo sapiens
Chains: 2
Atoms: 2,739
Mol. weight: 36.82 kDa
Ligands: ZN, CA
Released: 31 Mar 1995

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

Secondary structure: helices and β-sheets

1CGF contains 7 α-helices and 16 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: 3 helices, 9 β-strands

Element	Residues	Length	Sheet
β-strand	113-118	6	1
α-helix	127-143	17
β-strand	148-151	4	1
β-strand	159-164	6	1
β-strand	182-184	3	1
β-strand	195-198	4	1
β-strand	204	1	2
β-strand	211	1	2
α-helix	212-223	12
β-strand	243	1	3
β-strand	245	1	3
α-helix	250-257	8

Chain B: 4 helices, 7 β-strands

Element	Residues	Length	Sheet
β-strand	113-118	6	4
α-helix	127-142	16
β-strand	148-151	4	4
β-strand	159-164	6	4
β-strand	182-184	3	4
α-helix	185-186	2
β-strand	195-198	4	4
β-strand	204	1	5
β-strand	211	1	5
α-helix	212-222	11
α-helix	250-260	11

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
Fibroblast collagenase	A, B	protein	162	Homo sapiens	P03956 (AlphaFold model)

Sequence of entity 1 (A, B), FASTA

>1CGF_1 FIBROBLAST COLLAGENASE (chains A, B)
LTEGNPRWEQTHLRYRIENYTPDLPRADVDHAIEKAFQLWSNVTPLTFTKVSEGQADIMI
SFVRGDHRDNSPFDGPGGNLAHAFQPGPGIGGDAHFDEDERWTNNFREYNLHRVAAHELG
HSLGLSHSTDIGALMYPSYTFSGDVQLAQDDIDGIQAIYGRS

Ligands and cofactors

ID	Name	Formula	Copies
ZN	Zinc ion	Zn	4
CA	Calcium ion	Ca	6

Primary citation

Crystal structures of recombinant 19-kDa human fibroblast collagenase complexed to itself. Lovejoy, B., Hassell, A.M., Luther, M.A. et al. Biochemistry (1994) 33:8207-8217. DOI 10.1021/bi00193a006 · PubMed

Other PDB entries of the same protein (UniProt P03956 (AlphaFold model), which also has an AlphaFold model), best resolution first:

1HFC 1.5 Å, 1.56 Å structure of mature truncated human fibroblast collagenase
1CGE 1.9 Å, Crystal structures of recombinant 19-kda human fibroblast collagenase complexed to itself
966C 1.9 Å, Crystal structure of fibroblast collagenase-1 complexed to a diphenyl-ether sulphone…
1SU3 2.2 Å, X-ray structure of human proMMP-1: New insights into collagenase action
2TCL 2.2 Å, Structure of the catalytic domain of human fibroblast collagenase complexed with an…
3SHI 2.2 Å, Crystal structure of human MMP1 catalytic domain at 2.2 A resolution
1CGL 2.4 Å, Structure of the catalytic domain of fibroblast collagenase complexed with an inhibitor
2J0T 2.54 Å, Crystal Structure of the Catalytic Domain of MMP-1 in Complex with the Inhibitory Domain…
2CLT 2.67 Å, Crystal structure of the active form (full-length) of human fibroblast collagenase.
4AUO 3.0 Å, Crystal structure of MMP-1(E200A) in complex with a triple-helical collagen peptide
1AYK Inhibitor-free catalytic fragment of human fibroblast collagenase, NMR, 30 structures
2AYK Inhibitor-free catalytic fragment of human fibroblast collagenase, NMR, minimized…

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