3BI1
X-ray structure of human glutamate carboxypeptidase II (GCPII) in complex with a transition state analog of methotrexate-Glu
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Glutamate carboxypeptidase 2 | polymer | 709 | 79859.0 | 1 | UniProt (Q04609) Pfam (PF02225) Pfam (PF04389) Pfam (PF04253) | Homo sapiens (human) | Glutamate carboxypeptidase II, Membrane glutamate carboxypeptidase, mGCP, N- acetylated-alpha-linked acidic dipeptidase I, NAALADase I, Pteroylpoly-gamma-glutamate carboxypeptidase, Folylpoly-gamma- glutamate carboxypeptidase, FGCP, Folate hydrolase 1, Prostate- specific membrane antigen, PSMA, PSM |
| 2 | B, C (B, C) | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 2 | In PDB GlyTouCan (G42666HT) | |||
| 3 | D (D) | alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 748.7 | 1 | In PDB GlyTouCan (G81315DD) | |||
| 4 | E, F, G, H (A) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 4 | Chemie (NAG) | |||
| 5 | I, J (A) | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 6 | K (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 7 | L (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 8 | M (A) | (2S)-2-{[(R)-[(3R)-3-carboxy-3-{[(4-{[(2,4-diaminopteridin-6-yl)methyl](methyl)amino}phenyl)carbonyl]amino}propyl](hydroxy)phosphoryl]methyl}pentanedioic acid | non-polymer | 618.5 | 1 | Chemie (3BI) | |||
| 9 | N (A) | water | water | 18.0 | 710 | Chemie (HOH) |
Sequence modifications
A: 44 - 750 (UniProt: Q04609)
| PDB | External Database | Details |
|---|---|---|
| Arg 42 | - | expression tag |
| Ser 43 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 79859.0 | |
| Branched | Number of molecules | 3 |
| Total formula weight | 1597.5 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 1709.7 | |
| All* | Total formula weight | 83166.2 |
