1a4k:H (GLY55) to (VAL111) DIELS ALDER CATALYTIC ANTIBODY WITH TRANSITION STATE ANALOGUE | IMMUNOGLOBULIN, ANTIBODY, CATALYTIC ANTIBODY, DIELS ALDER, GERMLINE
4wht:C (ARG57) to (SER111) STRUCTURE OF THE HEPATITIS C VIRUS ENVELOPE GLYCOPROTEIN E2 ANTIGENIC REGION 412-423 BOUND TO THE BROADLY NEUTRALIZING ANTIBODY 3/11, P1 CRYSTAL FORM | NEUTRALIZING EPITOPE, ENVELOPE GLYCOPROTEIN, E2, RECEPTOR-BINDING, VIRAL PROTEIN
4wht:I (GLY56) to (SER111) STRUCTURE OF THE HEPATITIS C VIRUS ENVELOPE GLYCOPROTEIN E2 ANTIGENIC REGION 412-423 BOUND TO THE BROADLY NEUTRALIZING ANTIBODY 3/11, P1 CRYSTAL FORM | NEUTRALIZING EPITOPE, ENVELOPE GLYCOPROTEIN, E2, RECEPTOR-BINDING, VIRAL PROTEIN
4wht:M (GLY56) to (SER111) STRUCTURE OF THE HEPATITIS C VIRUS ENVELOPE GLYCOPROTEIN E2 ANTIGENIC REGION 412-423 BOUND TO THE BROADLY NEUTRALIZING ANTIBODY 3/11, P1 CRYSTAL FORM | NEUTRALIZING EPITOPE, ENVELOPE GLYCOPROTEIN, E2, RECEPTOR-BINDING, VIRAL PROTEIN
4why:G (GLY56) to (SER111) STRUCTURE OF THE HEPATITIS C VIRUS ENVELOPE GLYCOPROTEIN E2 ANTIGENIC REGION 412-423 BOUND TO THE BROADLY NEUTRALIZING ANTIBODY 3/11, P21 CRYSTAL FORM | NEUTRALIZING EPITOPE, ENVELOPE GLYCOPROTEIN, E2, RECEPTOR-BINDING, VIRAL PROTEIN
4gxu:U (ARG55) to (SER112) CRYSTAL STRUCTURE OF ANTIBODY 1F1 BOUND TO THE 1918 INFLUENZA HEMAGGLUTININ | VIRAL FUSION PROTEIN, IMMUNOGLOBULIN, VIRUS ATTACHMENT AND ENTRY, IMMUNE RECOGNITION, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX
1b2w:H (GLU57) to (SER116) COMPARISON OF THE THREE-DIMENSIONAL STRUCTURES OF A HUMANIZED AND A CHIMERIC FAB OF AN ANTI-GAMMA-INTERFERON ANTIBODY | ANTIBODY ENGINEERING, HUMANIZED AND CHIMERIC ANTIBODY, FAB, THREE- DIMENSIONAL STRYCTURE, GAMMA-INTERFERON, IMMUNE SYSTEM
4hem:F (SER56) to (SER122) LLAMA VHH-02 BINDER OF ORF49 (RBP) FROM LACTOCOCCAL PHAGE TP901-1 | ALPHA-BETA, PHAGE RECEPTOR BINDING PROTEIN, LLAMA VHH, VIRAL PROTEIN, CELL ADHESION-IMMUNE SYSTEM COMPLEX
4hem:G (SER56) to (SER122) LLAMA VHH-02 BINDER OF ORF49 (RBP) FROM LACTOCOCCAL PHAGE TP901-1 | ALPHA-BETA, PHAGE RECEPTOR BINDING PROTEIN, LLAMA VHH, VIRAL PROTEIN, CELL ADHESION-IMMUNE SYSTEM COMPLEX
4hpy:H (ASN55) to (SER112) CRYSTAL STRUCTURE OF RV144-ELICITED ANTIBODY CH59 IN COMPLEX WITH V2 PEPTIDE | IMMUNOGLOBULIN, IMMUNE SYSTEM-VIRAL PROTEIN COMPLEX
4hzl:H (SER56) to (SER121) NEUTRALIZING ANTIBODY MAB#8 IN COMPLEX WITH THE EPITOPE II OF HCV E2 ENVELOPE PROTEIN | IG DOMAIN, NEUTRALIZING ANTIBODY, IMMUNE SYSTEM
4hzl:A (SER56) to (SER121) NEUTRALIZING ANTIBODY MAB#8 IN COMPLEX WITH THE EPITOPE II OF HCV E2 ENVELOPE PROTEIN | IG DOMAIN, NEUTRALIZING ANTIBODY, IMMUNE SYSTEM
4xhj:C (SER52) to (ARG108) GHGL OF VARICELLA-ZOSTER VIRUS IN COMPLEX WITH HUMAN NEUTRALIZING ANTIBODIES. | COMPLEX, NEUTRALIZATION EPITOPES, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX
1ohq:A (GLY56) to (SER119) CRYSTAL STRUCTURE OF HEL4, A SOLUBLE HUMAN VH ANTIBODY DOMAIN RESISTANT TO AGGREGATION | ANTIBODY, IMMUNE SYSTEM, FV FRAGMENT, HEL4, IMMUNOGLOBULIN
1ct8:B (GLY56) to (SER112) CATALYTIC ANTIBODY 7C8 COMPLEX | ABZYME TRANSITION STATE ANALOG, IMMUNE SYSTEM
3g6a:H (SER56) to (SER121) CRYSTAL STRUCTURE OF ANTI-IL-13 ANTIBODY CNTO607 | IL-13, ANTIBODY, FAB, MONOCLONAL ANTIBODY, IMMUNE SYSTEM
3ggw:A (SER52) to (LEU104) CRYSTAL STRUCTURE OF FAB F22-4 IN COMPLEX WITH A CARBOHYDRATE-MIMETIC PEPTIDE | PEPTIDE-CARBOHYDRATE MIMICRY, LPS, SHIGELLA FLEXNERI, ANTIBODY COMPLEX, IMMUNE SYSTEM
1q9l:A (SER52) to (ALA108) S25-2 FAB UNLIGANDED 2 | ANTIGEN-BINDING FRAGMENT, FAB, ANTI-CARBOHYDRATE, ANTI-LPS, ANTIBODY, IMMUNOGLOBULIN, IMMUNE SYSTEM
1qfw:I (TYR257) to (VAL320) TERNARY COMPLEX OF HUMAN CHORIONIC GONADOTROPIN WITH FV ANTI ALPHA SUBUNIT AND FV ANTI BETA SUBUNIT | GLYCOPROTEIN HORMONE, STIMULATION OF PRODUCTION OF PROGESTERONE, FVS SPECIFICALLY DIRECTED AGAINST ALPHA AND BETA SUBUNIT, IMMUNE SYSTEM
1qgc:A (TYR57) to (SER119) STRUCTURE OF THE COMPLEX OF A FAB FRAGMENT OF A NEUTRALIZING ANTIBODY WITH FOOT AND MOUTH DISEASE VIRUS | VIRUS-ANTIBODY COMPLEX, ICOSAHEDRAL VIRUS, VIRUS-IMMUNE SYSTEM COMPLEX
4jo3:I (ASP55) to (GLY104) CRYSTAL STRUCTURE OF RABBIT MAB R20 FAB IN COMPLEX WITH V3 C-TERMINUS OF HIV-1 CONSENSUS B GP120 | IG, ANTIBODY, IMMUNE SYSTEM-VIRAL PROTEIN COMPLEX
4ywg:H (SER56) to (SER112) CRYSTAL STRUCTURE OF 830A IN COMPLEX WITH V1V2 | HIV-1 GP120, THE V1V2 REGION, ANTIBODY, COMPLEX STRUCTURE, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX
3uls:H (LYS58) to (THR119) CRYSTAL STRUCTURE OF FAB12 | TOLL-LIKE RECEPTOR-3, TLR3, INNATE IMMUNITY, IMMUNOGLOBULIN, IMMUNE SYSTEM
3utz:F (SER56) to (VAL117) ENDOGENOUS-LIKE INHIBITORY ANTIBODIES TARGETING ACTIVATED METALLOPROTEINASE MOTIFS SHOW THERAPEUTIC POTENTIAL | STRUCTURAL GENOMICS, ISRAEL STRUCTURAL PROTEOMICS CENTER, ISPC, FAB DOMAIN, IMMUNE SYSTEM
3v4u:H (SER56) to (VAL115) STRUCTURE OF A MONOCLONAL ANTIBODY COMPLEXED WITH ITS MHC-I ANTIGEN | IG-FOLD, 3-10 HELIX, IMMUNE SYSTEM
1shm:B (ALA55) to (SER112) CONVERGENT SOLUTIONS TO VHH DOMAIN STABILIZATION FROM NATURAL AND IN VITRO EVOLUTION | HEAVY CHAIN VARIABLE DOMAIN, VHH DOMAIN, IMMUNOGLOBULIN, IMMUNE SYSTEM
2vyr:I (TYR56) to (SER123) STRUCTURE OF HUMAN MDM4 N-TERMINAL DOMAIN BOUND TO A SINGLE DOMAIN ANTIBODY | NUCLEUS, HUMAN MDM4, IMMUNE SYSTEM, ZINC-FINGER
4lri:P (THR56) to (SER129) ANTI CMV FAB FRAGMENT | FAB FRAGMENT, CMV NEUTRALIZING ANTIBODY, GLYCOPROTEIN H OR GH FROM CMV, IMMUNE SYSTEM
2ht3:F (SER42) to (ALA108) STRUCTURE OF THE ESCHERICHIA COLI CLC CHLORIDE CHANNEL Y445L MUTANT AND FAB COMPLEX | CLC FAMILY OF CHANNEL AND TRANSPORTERS, H+/CL- ANTIPORTER, MEMBRANE PROTEIN, FAB COMPLEX
2i9l:A (SER49) to (ALA114) STRUCTURE OF FAB 7D11 FROM A NEUTRALIZING ANTIBODY AGAINST THE POXVIRUS L1 PROTEIN | NEUTRALIZING ANTIBODY, POXVIRUS, ANTIBODY COMPLEX, IMMUNE SYSTEM- VIRAL PROTEIN COMPLEX
2i9l:E (SER49) to (ALA114) STRUCTURE OF FAB 7D11 FROM A NEUTRALIZING ANTIBODY AGAINST THE POXVIRUS L1 PROTEIN | NEUTRALIZING ANTIBODY, POXVIRUS, ANTIBODY COMPLEX, IMMUNE SYSTEM- VIRAL PROTEIN COMPLEX
2x6m:A (VAL57) to (SER125) STRUCTURE OF A SINGLE DOMAIN CAMELID ANTIBODY FRAGMENT IN COMPLEX WITH A C-TERMINAL PEPTIDE OF ALPHA-SYNUCLEIN | IMMUNE SYSTEM, PARKINSON'S DISEASE, ALZHEIMER DISEASE AMYLOID, NANOBODY, AFFINITY TAG
1jto:A (ILE57) to (SER133) DEGENERATE INTERFACES IN ANTIGEN-ANTIBODY COMPLEXES | IMMUNOGLOBULIN, HEAVY CHAIN ANTIBODY, VHH, INTERFACE, BINDING, ANTIBODY,HYDROLASE
4n0c:H (GLY53) to (LEU111) 42F3 TCR PCPE3/H-2LD COMPLEX | IG, TCR, MHC, ANTIGEN, IMMUNE SYSTEM
3x2d:C (SER65) to (ILE126) CRYSTAL STRUCTURE OF MARBURG VIRUS GP IN COMPLEX WITH THE HUMAN SURVIVOR ANTIBODY MR78 | MARBURG, GLYCOPROTEIN, ANTIBODY, VIRUS, NEUTRALIZATION, FUSION, NIEMANN PICK C1 (NPC1) RECEPTOR, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX
4nbz:B (THR56) to (SER123) CRYSTAL STRUCTURE OF TCDA-A1 BOUND TO A26.8 VHH | ANTIBODY-ANTIGEN COMPLEX, IMMUNE SYSTEM
4nbz:D (THR56) to (VAL122) CRYSTAL STRUCTURE OF TCDA-A1 BOUND TO A26.8 VHH | ANTIBODY-ANTIGEN COMPLEX, IMMUNE SYSTEM
4nfd:A (PRO57) to (ILE119) STRUCTURE OF PILR L108W MUTANT IN COMPLEX WITH SIALIC ACID | IGV-LIKE, IMMUNE-RELATED ACTIVATION RECEPTOR, CD99, SIALIC ACID, CELL SURFACE, IMMUNE SYSTEM
4ogy:H (GLY56) to (SER121) CRYSTAL STRUCTURE OF FAB DX-2930 IN COMPLEX WITH HUMAN PLASMA KALLIKREIN AT 2.1 ANGSTROM RESOLUTION | FAB, ANTIBODY, KALLIKREIN, BLOOD, PLASMA, PLASMA KALLIKREIN- MEDIATED EDEMA, ACUTE HEREDITARY ANGIOEDEMA, HAE, HMWK, SERPIN C1-INHIBITOR, C1-INH, HEREDITARY ANGIOEDEMA, HAW, BRADYKININ, FLETCHER FACTOR, KININOGENIN, SERINE PROTEASE, EDEMA, HYDROLASE-ANTIBODY COMPLEX
4a6y:A (LEU49) to (LEU109) CRYSTAL STRUCTURE OF FAB FRAGMENT OF ANTI-(4-HYDROXY-3- NITROPHENYL)-ACETYL MURINE GERMLINE ANTIBODY BBE6.12H3 | IMMUNE SYSTEM, ANTIBODY MULTISPECIFICITY, HUMORAL IMMUNE SYSTEM, COMPLEMENTARITY DETERMINING REGION FLEXIBILITY
5d1q:C (ALA56) to (VAL111) ISDB NEAT2 BOUND BY CLONE D2-06 | ISDB NEAT2, IGVH1-69, GERMLINE ENCODED, IMMUNE SYSTEM
3ab0:B (ASP56) to (SER115) CRYSTAL STRUCTURE OF COMPLEX OF THE BACILLUS ANTHRACIS MAJOR SPORE SURFACE PROTEIN BCLA WITH SCFV ANTIBODY FRAGMENT | EXOSPORIUM, ANTHRAX, TBCLA, SCFV COMPLEX, IMMUNE SYSTEM
4at6:H (ASP57) to (SER117) FAB FRAGMENT OF ANTIPORPHYRIN ANTIBODY 14H7 | IMMUNE SYSTEM, METALLOPORPHYRIN, CATALYTIC ANTIBODY, PEROXIDASE
5dyo:H (GLY57) to (SER112) FAB43.1 COMPLEX WITH FLOURESCEIN | ANTIBODY FAB FLOURESCEIN, IMMUNE SYSTEM
2a0l:D (GLY56) to (VAL116) CRYSTAL STRUCTURE OF KVAP-33H1 FV COMPLEX | VOLTAGE SENSOR, VOLTAGE-DEPENDENT K+ CHANNEL, K+ CHANNEL-FV COMPLEX, MEMBRANE PROTEIN, ION CHANNEL
2a0l:F (GLY56) to (VAL116) CRYSTAL STRUCTURE OF KVAP-33H1 FV COMPLEX | VOLTAGE SENSOR, VOLTAGE-DEPENDENT K+ CHANNEL, K+ CHANNEL-FV COMPLEX, MEMBRANE PROTEIN, ION CHANNEL
4b41:A (ARG56) to (SER117) CRYSTAL STRUCTURE OF AN AMYLOID-BETA BINDING SINGLE CHAIN ANTIBODY G7 | IMMUNE SYSTEM, ALZHEIMER'S DISEASE
4b6z:A (THR2) to (ASP91) CRYSTAL STRUCTURE OF METALLO-CARBOXYPEPTIDASE FROM BURKHOLDERIA CENOCEPACIA | HYDROLASE
4qnp:H (ALA59) to (VAL122) CRYSTAL STRUCTURE OF THE 2009 PANDEMIC H1N1 INFLUENZA VIRUS NEURAMINIDASE WITH A NEUTRALIZING ANTIBODY | INFLUENZA, NEURAMINIDASE, ANTIBODY, NEUTRALIZING ANTIBODY, HYDROLASE- IMMUNE SYSTEM COMPLEX
3mj9:L (ASN52) to (GLY107) CRYSTAL STRUCTURE OF JAML IN COMPLEX WITH THE STIMULATORY ANTIBODY HL4E10 | IMMUNOGLOBULIN TANDEM DOMAIN, RECEPTOR-ANTIBODY COMPLEX, CELL ADHESION, CELL JUNCTION, GLYCOPROTEIN, IMMUNOGLOBULIN DOMAIN, MEMBRANE, COSTIMULATION, HAMSTER IGG, TRANSMEMBRANE, IMMUNE SYSTEM
5eul:V (SER56) to (SER116) STRUCTURE OF THE SECA-SECY COMPLEX WITH A TRANSLOCATING POLYPEPTIDE SUBSTRATE | SECY, SECA, ATPASE, CHANNEL, PROTEIN TRANSPORT
4r0l:A (GLY53) to (VAL109) ANTI-CANINE CD28 ANTIBODY, 1C6, BOUND CANINE CD28 | IMMUNOGLOBULIN, T-CELL ACTIVATION, CD28, 1C6, IMMUNE SYSTEM
3okm:A (SER52) to (ILE106) CRYSTAL STRUCTURE OF UNLIGANDED S25-39 | ANTIBODY, FAB, IGG, CARBOHYDRATE, IMMUNE SYSTEM
4w68:A (TYR60) to (SER128) CYTOPLASMICALLY PRODUCED HOMODIMERIC SINGLE DOMAIN ANTIBODY (SDAB) C22A/C99V VARIANT AGAINST STAPHYLOCOCCAL ENTEROTOXIN B (SEB) | BETA HELICAL, AMYLOID-LIKE, MISFOLDED, DIMERIC, IMMUNE SYSTEM
3gkw:L (LEU47) to (ARG108) CRYSTAL STRUCTURE OF THE FAB FRAGMENT OF NIMOTUZUMAB. AN ANTI- EPIDERMAL GROWTH FACTOR RECEPTOR ANTIBODY | IMMUNOGLOBULIN FOLD, DISPLACED STRICTLY CONSERVED TRP 103 FOLLOWING KABAT NUMBERING, IMMUNE SYSTEM, ANTITUMOR PROTEIN
4y5x:D (GLY56) to (SER123) DIABODY 305 COMPLEX WITH EPOR | DIABODY COMPLEX, RECEPTOR
4y5x:J (GLY56) to (SER123) DIABODY 305 COMPLEX WITH EPOR | DIABODY COMPLEX, RECEPTOR
3u9p:H (GLY55) to (SER118) CRYSTAL STRUCTURE OF MURINE SIDEROCALIN IN COMPLEX WITH AN FAB FRAGMENT | BETA BARREL, TRANSPORT PROTEIN, IMMUNE SYSTEM
4ki5:C (ASP57) to (SER115) CYSTAL STRUCTURE OF HUMAN FACTOR VIII C2 DOMAIN IN A TERNARY COMPLEX WITH MURINE INHBITORY ANTIBODIES 3E6 AND G99 | IMMUNOGLOBULIN FOLD, DISCOIDIN FOLD, ANTIBODY, BLOOD COAGULATION FACTOR, ANTIGEN BINDING, BLOOD PLASMA, IMMUNE SYSTEM
3ux9:B (GLY190) to (SER252) STRUCTURAL INSIGHTS INTO A HUMAN ANTI-IFN ANTIBODY EXERTING THERAPEUTIC POTENTIAL FOR SYSTEMIC LUPUS ERYTHEMATOSUS | FIVE HELICES, LONG LOOP CONNECTING HELIX, HYDROPHOBIC INTERACTIONS, CYTOKINE-IMMUNE SYSTEM COMPLEX
3ux9:D (GLY190) to (SER252) STRUCTURAL INSIGHTS INTO A HUMAN ANTI-IFN ANTIBODY EXERTING THERAPEUTIC POTENTIAL FOR SYSTEMIC LUPUS ERYTHEMATOSUS | FIVE HELICES, LONG LOOP CONNECTING HELIX, HYDROPHOBIC INTERACTIONS, CYTOKINE-IMMUNE SYSTEM COMPLEX
4zyp:K (LYS56) to (SER112) CRYSTAL STRUCTURE OF MOTAVIZUMAB AND QUATERNARY-SPECIFIC RSV- NEUTRALIZING HUMAN ANTIBODY AM14 IN COMPLEX WITH PREFUSION RSV F GLYCOPROTEIN | IG DOMAIN, FAB, IMMUNE SYSTEM, FUSION, RESPIRATORY SYNCYTIAL VIRUS, PREFUSION
3iy6:B (ASP157) to (SER222) VARIABLE DOMAINS OF THE COMPUTER GENERATED MODEL (WAM) OF FAB E FITTED INTO THE CRYOEM RECONSTRUCTION OF THE VIRUS- FAB E COMPLEX | CRYOEM, NEUTRALIZING ANTIBODY, PARVOVIRUS, CANINE, FELINE, FAB FOOTPRINT, IMMUNE SYSTEM
1uwe:Y (GLY55) to (SER112) MOLECULAR MECHANISM OF ENANTIOSELECTIVE PROTON TRANSFER TO CARBON IN CATALYTIC ANTIBODY 14D9 | ANTIBODY
4nc0:B (THR56) to (VAL122) CRYSTAL STRUCTURE OF TCDA-A2 BOUND TO A26.8 VHH | ANTIBODY-ANTIGEN COMPLEX, IMMUNE SYSTEM
4nc1:E (THR56) to (SER124) CRYSTAL STRUCTURE OF TCDA-A2 BOUND TO A20.1 VHH AND A26.8 VHH | ANTIBODY-ANTIGEN COMPLEX, IMMUNE SYSTEM
4nc1:F (THR56) to (SER123) CRYSTAL STRUCTURE OF TCDA-A2 BOUND TO A20.1 VHH AND A26.8 VHH | ANTIBODY-ANTIGEN COMPLEX, IMMUNE SYSTEM
1lo4:H (LEU56) to (SER117) RETRO-DIELS-ALDERASE CATALYTIC ANTIBODY 9D9 | FAB, CATALYTIC ANTIBODY, RETRO-DEILS-ALDERASE, IMMUNE SYSTEM
1ymh:B (GLY44) to (SER112) ANTI-HCV FAB 19D9D6 COMPLEXED WITH PROTEIN L (PPL) MUTANT A66W | ENGINEERING OF CRYSTAL CONTACTS, PPL-FAB COMPLEX, IMMUNE SYSTEM
4pir:I (ASP60) to (SER123) X-RAY STRUCTURE OF THE MOUSE SEROTONIN 5-HT3 RECEPTOR | MEMBRANE TRANSPORT, ION CHANNEL, TRANSPORT PROTEIN
5grx:G (THR58) to (SER118) CRYSTAL STRUCTURE OF DISULFIDE-BONDED DIABODY | DIABODY, ANTIBODY FRAGMENT, DISULFIDE BONDED, IMMUNE SYSTEM
4u7s:A (TYR59) to (SER128) HOMODIMERIC SINGLE DOMAIN ANTIBODY (SDAB) AGAINST STAPHYLOCOCCAL ENTEROTOXIN B (SEB) CRYSTALLIZED FOR 5 MONTHS | BETA HELICAL, AMYLOID-LIKE, V-SET DOMAIN, SINGLE DOMAIN ANTIBODY
3qg7:H (THR57) to (VAL111) STRUCTURAL BASIS FOR LIGAND RECOGNITION AND DISCRIMINATION OF A QUORUM QUENCHING ANTIBODY | IMMUNOGLOBULIN FOLD, ANTIGEN RECOGNITION, AIP4, SECRETED, IMMUNE SYSTEM
4ffy:L (SER52) to (GLY108) CRYSTAL STRUCTURE OF DENV1-E111 SINGLE CHAIN VARIABLE FRAGMENT BOUND TO DENV-1 DIII, STRAIN 16007. | VIRAL ENVELOPE PROTEINS, STRUCTURAL GENOMICS, ANTIBODY EPITOPES, FLAVIVIRUS, DENGUE VIRUS, NIAID, NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES, CENTER FOR STRUCTURAL GENOMICS OF INFECTIOUS DISEASES, CSGID, IMMUNE SYSTEM, IMMUNE SYSTEM-VIRAL PROTEIN COMPLEX