Table I.
Summary of all human chondroitin sulfate proteoglycans identified in this study: Core proteins (24), unique CS glycopeptides (217) and unique sites (36)
| Protein | # of unique sites | Tissue | Subcellular localization |
|---|---|---|---|
| Aggrecan core protein | 1 | Bladder tumor | ECM |
| Amyloid-like protein 2 | 1 | C32 | Membrane |
| Biglycan | 1 | Placenta | Secreted |
| Bone marrow proteoglycan | 1 | Placenta | Secreted |
| B-type brain natriuretic peptidesa | 1 | BeWo | Secreted |
| CD44 antigen | 1 | C32, placenta | Membrane |
| Chondroitin sulfate proteoglycan 4 | 1 | C32, placenta, bladder tumor | Membrane |
| Collagen alpha-1(XII) chain | 1 | Bladder tumor | ECM |
| Collagen alpha-1(XV) chain | 3 | Placenta, bladder tumor | ECM |
| Collagen alpha-1(XVIII) chain | 2 | Placenta, bladder tumor | ECM |
| Collagen and calcium-binding EGF domain-containing protein 1 | 1 | BeWo | Secreted |
| Decorin | 1 | C32, placenta, bladder tumor | Secreted |
| Endothelial cell-specific molecule 1 | 1 | Bladder tumor | Secreted |
| Glypican-3 | 1 | Placenta | Membrane |
| HLA class II histocompatibility antigen gamma chain | 1 | C32 | Membrane |
| Laminin subunit alpha-4 | 1 | C32, placenta, bladder tumor | ECM |
| Laminin subunit gamma 2a | 1 | BeWo | ECM |
| Matrix remodeling-associated protein 5 | 1 | Placenta, bladder tumor | ECM |
| Nidogen-2a | 2 | Placenta, bladder tumor | ECM |
| Perlecan | 1 | Bladder tumor | ECM |
| Protein AMBP | 1 | C32, placenta, bladder tumor | Secreted |
| Sushi-repeat-containing protein (SRPX)a | 1 | C32 | Secreted |
| Syndecan-1 | 1 | Placenta, bladder tumor, C32, BeWo | Membrane |
| Syndecan-4 | 1 | BeWo, C32 | Membrane |
| Versican core protein | 8 | C32, placenta, bladder tumor | ECM |
aNovel chondroitin sulfate proteoglycans.