Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0015889 | biological_process | cobalamin transport |
| A | 0031419 | molecular_function | cobalamin binding |
| A | 0042597 | cellular_component | periplasmic space |
| B | 0015889 | biological_process | cobalamin transport |
| B | 0031419 | molecular_function | cobalamin binding |
| B | 0042597 | cellular_component | periplasmic space |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE CD A 402 |
| Chain | Residue |
| A | GLU245 |
| A | CL426 |
| A | CL427 |
| A | CL429 |
| A | HOH443 |
| A | HOH459 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CD A 403 |
| Chain | Residue |
| A | HOH431 |
| A | HOH442 |
| A | ASP52 |
| A | ASP242 |
| A | ARG246 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE CD A 404 |
| Chain | Residue |
| A | THR215 |
| A | CL428 |
| A | CL429 |
| A | HOH443 |
| A | HOH459 |
| A | HOH515 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CD A 405 |
| Chain | Residue |
| A | ASP266 |
| A | HOH445 |
| B | GLU181 |
| B | GLU186 |
| B | LYS190 |
| site_id | AC5 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE CD B 406 |
| Chain | Residue |
| B | THR215 |
| B | GLU245 |
| B | CL424 |
| B | HOH430 |
| B | HOH438 |
| B | HOH481 |
| site_id | AC6 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CD B 407 |
| Chain | Residue |
| B | ASP52 |
| B | ASP242 |
| B | ARG246 |
| B | CL425 |
| B | HOH426 |
| site_id | AC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CD B 408 |
| Chain | Residue |
| B | THR215 |
| B | HOH438 |
| B | HOH468 |
| B | HOH481 |
| site_id | AC8 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CD B 409 |
| Chain | Residue |
| A | HOH434 |
| B | GLU173 |
| B | HOH519 |
| B | HOH587 |
| site_id | AC9 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CD B 410 |
| Chain | Residue |
| A | TRP243 |
| A | ARG250 |
| B | GLN149 |
| B | GLN256 |
| B | HOH432 |
| site_id | BC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CD A 411 |
| Chain | Residue |
| A | ARG86 |
| B | ASP108 |
| B | ALA109 |
| B | HOH429 |
| B | HOH482 |
| site_id | BC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CD A 412 |
| Chain | Residue |
| A | ASP108 |
| A | ALA109 |
| A | HOH436 |
| B | ARG86 |
| site_id | BC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CD A 413 |
| Chain | Residue |
| A | ASP266 |
| A | HOH445 |
| A | HOH475 |
| A | HOH562 |
| site_id | BC4 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CD A 414 |
| Chain | Residue |
| A | GLU181 |
| A | LYS190 |
| B | ARG92 |
| site_id | BC5 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CD A 415 |
| Chain | Residue |
| A | ASP130 |
| A | HOH504 |
| site_id | BC6 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CD B 416 |
| Chain | Residue |
| B | ASP219 |
| B | CD422 |
| site_id | BC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CD A 417 |
| Chain | Residue |
| A | ASP219 |
| A | HOH484 |
| A | HOH528 |
| B | ASP266 |
| site_id | BC8 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CD A 418 |
| Chain | Residue |
| A | HOH499 |
| B | HOH507 |
| site_id | BC9 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CD A 419 |
| Chain | Residue |
| A | GLU91 |
| A | HOH603 |
| site_id | CC1 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CD B 420 |
| Chain | Residue |
| B | HOH529 |
| B | HOH574 |
| B | HOH597 |
| site_id | CC2 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE CD A 421 |
| site_id | CC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CD B 422 |
| Chain | Residue |
| B | ASP191 |
| B | ARG207 |
| B | CD416 |
| site_id | CC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CD B 423 |
| Chain | Residue |
| A | GLU173 |
| A | HOH537 |
| B | ARG86 |
| B | GLU91 |
| B | HOH528 |
| site_id | CC5 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CL B 424 |
| Chain | Residue |
| B | GLU245 |
| B | CNC401 |
| B | CD406 |
| site_id | CC6 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CL B 425 |
| Chain | Residue |
| B | TYR50 |
| B | ARG246 |
| B | CD407 |
| site_id | CC7 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CL A 426 |
| Chain | Residue |
| A | GLU245 |
| A | CNC400 |
| A | CD402 |
| A | CL427 |
| A | HOH621 |
| site_id | CC8 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CL A 427 |
| Chain | Residue |
| A | CL426 |
| A | CL429 |
| A | CNC400 |
| A | CD402 |
| site_id | CC9 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CL A 428 |
| Chain | Residue |
| A | GLN161 |
| A | GLY163 |
| A | ILE214 |
| A | THR215 |
| A | CD404 |
| site_id | DC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CL A 429 |
| Chain | Residue |
| A | CD402 |
| A | CD404 |
| A | CL427 |
| A | HOH459 |
| site_id | DC2 |
| Number of Residues | 27 |
| Details | BINDING SITE FOR RESIDUE CNC A 400 |
| Chain | Residue |
| A | PRO31 |
| A | ALA32 |
| A | TYR50 |
| A | TRP66 |
| A | TRP85 |
| A | GLY87 |
| A | GLY88 |
| A | PHE168 |
| A | TRP196 |
| A | ASP242 |
| A | GLU245 |
| A | ARG246 |
| A | CL426 |
| A | CL427 |
| A | HOH433 |
| A | HOH455 |
| A | HOH490 |
| A | HOH496 |
| A | HOH503 |
| A | HOH512 |
| A | HOH614 |
| A | HOH620 |
| A | HOH622 |
| A | HOH623 |
| A | HOH624 |
| A | HOH625 |
| A | HOH627 |
| site_id | DC3 |
| Number of Residues | 23 |
| Details | BINDING SITE FOR RESIDUE CNC B 401 |
| Chain | Residue |
| B | PRO31 |
| B | ALA32 |
| B | TYR50 |
| B | TRP66 |
| B | TRP85 |
| B | GLY87 |
| B | GLY88 |
| B | PHE168 |
| B | TRP196 |
| B | SER241 |
| B | ASP242 |
| B | GLU245 |
| B | ARG246 |
| B | CL424 |
| B | HOH431 |
| B | HOH455 |
| B | HOH459 |
| B | HOH472 |
| B | HOH526 |
| B | HOH530 |
| B | HOH599 |
| B | HOH600 |
| B | HOH601 |
| site_id | DC4 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE PG4 A 430 |
| Chain | Residue |
| A | PRO124 |
| A | TRP125 |
| B | PRO124 |
| B | TRP125 |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | TYR50 | |
| B | TYR50 | |
| Chain | Residue | Details |
| A | ASP242 | |
| B | ASP242 | |
| Chain | Residue | Details |
| A | GLU72 | |
| A | GLU202 | |
| B | GLU72 | |
| B | GLU202 | |
