| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P00714 | Alpha-lactalbumin; Lactose synthase B protein; | Lalba; | NP_036726.1; | 159 | rat |
| P15800 | Laminin subunit beta-2; Laminin chain B3; Laminin-11 subunit beta; Laminin-14 subunit beta; Laminin-15 subunit beta; Laminin-3 subunit beta; Laminin-4 subunit beta; Laminin-7 subunit beta; Laminin-9 subunit beta; S-laminin subunit beta; S-LAM beta; | Lamb2; | NP_037106.1; | 1801 | rat |
| P14562 | Lysosome-associated membrane glycoprotein 1; LAMP-1; Lysosome-associated membrane protein 1; 120 kDa lysosomal membrane glycoprotein; LGP-120; CD107 antigen-like family member A; CD antigen CD107a; | Lamp1; Lamp-1; | NP_036989.1; | 407 | rat |
| P17046 | Lysosome-associated membrane glycoprotein 2; LAMP-2; Lysosome-associated membrane protein 2; CD107 antigen-like family member B; LGP-110; LGP-96; Lysosomal membrane glycoprotein type B; LGP-B; CD antigen CD107b; | Lamp2; Lamp-2; | NULL | 411 | rat |
| Q5XI99 | Lysosome-associated membrane glycoprotein 3; LAMP-3; Lysosomal-associated membrane protein 3; CD antigen CD208; | Lamp3; | NP_001012015.1;XP_006248657.1;XP_008767108.1;XP_008767109.1; | 408 | rat |
| Q5PPI4 | Lysosome-associated membrane glycoprotein 5; Brain and dendritic cell-associated LAMP; Brain-associated LAMP-like protein; BAD-LAMP; Lysosome-associated membrane protein 5; LAMP-5; | Lamp5; | NP_001014205.1; | 280 | rat |
| Q9QX69 | LanC-like protein 1; 40 kDa erythrocyte membrane protein; p40; | Lancl1; Gpr69a; | NP_446175.1; | 399 | rat |
| Q62733 | Lamina-associated polypeptide 2, isoform beta; Thymopoietin isoform beta; TP beta; | Tmpo; Lap2; | NP_037019.1; | 452 | rat |
| Q6P501 | Lysosomal-associated transmembrane protein 4A; | Laptm4a; | NP_955416.1; | 233 | rat |
| Q5U1W4 | Lysosomal-associated transmembrane protein 4B; | Laptm4b; | NP_001013192.1; | 227 | rat |
| Q6P7A1 | Glycosyltransferase-like protein LARGE2; EC 2.4.-.-; Glycosyltransferase-like 1B; EC 2.4.1.-; EC 2.4.2.-; | Gyltl1b; | NP_954538.1; | 690 | rat |
| Q5XI01 | La-related protein 7; La ribonucleoprotein domain family member 7; | Larp7; | NP_001037755.2; | 571 | rat |
| Q66H35 | Lung adenoma susceptibility protein 2 homolog; | Las2; | NP_001017462.1; | 365 | rat |
| Q99MZ8 | LIM and SH3 domain protein 1; LASP-1; | Lasp1; | NP_116002.1; | 263 | rat |
| Q63016 | Large neutral amino acids transporter small subunit 1; 4F2 light chain; 4F2 LC; 4F2LC; Integral membrane protein E16; Protein TA1; L-type amino acid transporter 1; Solute carrier family 7 member 5; | Slc7a5; Mpe16 Ta1; | NP_059049.1; | 512 | rat |
| Q9WVR6 | Large neutral amino acids transporter small subunit 2; L-type amino acid transporter 2; Solute carrier family 7 member 8; | Slc7a8; Lat2 Lat4; | NP_445894.1; | 533 | rat |
| O70601 | Linker for activation of T-cells family member 1; 36 kDa phospho-tyrosine adapter protein; pp36; p36-38; | Lat; | NP_110480.1; | 241 | rat |
| Q5FVQ5 | Lymphocyte transmembrane adapter 1; Membrane-associated adapter protein LAX; | Lax1; Lax; | NP_001017491.1; | 406 | rat |
| P38656 | Lupus La protein homolog; La autoantigen homolog; La ribonucleoprotein; | Ssb; Ss-b; | NULL | 415 | rat |
| Q63313 | Lipopolysaccharide-binding protein; LBP; | Lbp; | NULL | 481 | rat |
