Usages in wwPDB of concept: c_0426
nUsages: 100; SSE string: EEEHEEE
4gxv:L     (LEU4) to    (SER56)  CRYSTAL STRUCTURE OF ANTI-INFLUENZA VIRUS ANTIBODY 1F1  |   IMMUNOGLOBULIN, IMMUNE RECOGNITION, IMMUNE SYSTEM 
2old:A     (PCA1) to    (SER58)  BENCE JONES KWR PROTEIN- IMMUNOGLOBULIN LIGHT CHAIN DIMER, P3(2)21 CRYSTAL FORM  |   IMMUNOGLOBULIN LIGHT CHAIN, IMMUNE SYSTEM 
2omb:B     (LEU4) to    (PRO57)  BENCE JONES KWR PROTEIN- IMMUNOGLOBULIN LIGHT CHAIN DIMER, P3(1)21 CRYSTAL FORM  |   IMMUNOGLOBULIN LIGHT CHAIN, IMMUNE SYSTEM 
2omb:D     (LEU4) to    (SER58)  BENCE JONES KWR PROTEIN- IMMUNOGLOBULIN LIGHT CHAIN DIMER, P3(1)21 CRYSTAL FORM  |   IMMUNOGLOBULIN LIGHT CHAIN, IMMUNE SYSTEM 
2b0s:L     (SER2) to    (ARG50)  CRYSTAL STRUCTURE ANALYSIS OF ANTI-HIV-1 V3 FAB 2219 IN COMPLEX WITH MN PEPTIDE  |   FAB-PEPTIDE COMPLEX; HIV-1; GP120; V3 LOOP, IMMUNE SYSTEM 
2b1a:L     (SER2) to    (LYS66)  CRYSTAL STRUCTURE ANALYSIS OF ANTI-HIV-1 V3 FAB 2219 IN COMPLEX WITH UG1033 PEPTIDE  |   FAB-PEPTIDE COMPLEX; HIV-1; GP120; V3 LOOP, IMMUNE SYSTEM 
2b1h:L     (SER2) to    (SER67)  CRYSTAL STRUCTURE ANALYSIS OF ANTI-HIV-1 V3 FAB 2219 IN COMPLEX WITH UG29 PEPTIDE  |   FAB-PEPTIDE COMPLEX; HIV-1; GP120; V3 LOOP, IMMUNE SYSTEM 
4hem:E     (GLN3) to    (ARG61)  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:L     (TYR2) to    (SER56)  CRYSTAL STRUCTURE OF RV144-ELICITED ANTIBODY CH59 IN COMPLEX WITH V2 PEPTIDE  |   IMMUNOGLOBULIN, IMMUNE SYSTEM-VIRAL PROTEIN COMPLEX 
3gbm:L     (VAL3) to    (SER56)  CRYSTAL STRUCTURE OF FAB CR6261 IN COMPLEX WITH A H5N1 INFLUENZA VIRUS HEMAGGLUTININ.  |   HEMAGGLUTININ, FAB, NEUTRALIZING ANTIBODIES, ANTIBODY, AVIAN FLU, ENVELOPE PROTEIN, FUSION PROTEIN, VIRAL PROTEIN - IMMUNE SYSTEM COMPLEX 
4xvj:L     (VAL4) to    (SER57)  STUCTURE OF THE HEPATITIS C VIRUS ENVELOPE GLYCOPROTEIN E2 ANTIGENIC 2 REGION 412-423 BOUND TO THE BROADLY NEUTRALIZING ANTIBODY HC33.1  |   ANTIBODY-ANTIGEN COMPLEX, IMMUNE SYSTEM 
3ghb:L     (LEU4) to    (SER56)  CRYSTAL STRUCTURE OF ANTI-HIV-1 FAB 447-52D IN COMPLEX WITH V3 PEPTIDE W2RW020  |   HIV, V3 LOOP, ANTIBODY-ANTIGEN INTERACTIONS, ENVELOPE PROTEIN, IMMUNE SYSTEM 
3ghb:M     (VAL3) to    (SER56)  CRYSTAL STRUCTURE OF ANTI-HIV-1 FAB 447-52D IN COMPLEX WITH V3 PEPTIDE W2RW020  |   HIV, V3 LOOP, ANTIBODY-ANTIGEN INTERACTIONS, ENVELOPE PROTEIN, IMMUNE SYSTEM 
4j4p:L    (VAL22) to    (SER76)  THE COMPLEX OF HUMAN IGE-FC WITH TWO BOUND FAB FRAGMENTS  |   IG LIKE DOMAIN, IMMUNE SYSTEM 
1q1j:L     (LEU4) to    (SER56)  CRYSTAL STRUCTURE ANALYSIS OF ANTI-HIV-1 FAB 447-52D IN COMPLEX WITH V3 PEPTIDE  |   FAB-PEPTIDE COMPLEX, HIV-1, GP120, V3 LOOP, IMMUNE SYSTEM 
1q1j:M     (LEU4) to    (SER56)  CRYSTAL STRUCTURE ANALYSIS OF ANTI-HIV-1 FAB 447-52D IN COMPLEX WITH V3 PEPTIDE  |   FAB-PEPTIDE COMPLEX, HIV-1, GP120, V3 LOOP, IMMUNE SYSTEM 
3tnm:B     (LEU5) to    (SER56)  CRYSTAL STRUCTURE OF A32 FAB, AN ADCC MEDIATING ANTI-HIV-1 ANTIBODY  |   ADCC, NON-NEUTRALIZING, ANTI-HIV-1 ENV ANTIBODY A32, CD4I ANTIBODY, FAB, VIRAL GLYCOPROTEIN GP120, HIV-1 ENV, IMMUNE SYSTEM 
3hae:L     (LEU4) to    (SER58)  RATIONAL DEVELOPMENT OF HIGH-AFFINITY T-CELL RECEPTOR-LIKE ANTIBODIES  |   FAB, MAJOR HISTOCOMPATABILITY COMPLEX, IMMUNITY, DISULFIDE BOND, GLYCOPROTEIN, HOST-VIRUS INTERACTION, IMMUNE RESPONSE, MEMBRANE, MHC I, PHOSPHOPROTEIN, TRANSMEMBRANE, DISEASE MUTATION, GLYCATION, IMMUNOGLOBULIN DOMAIN, PYRROLIDONE CARBOXYLIC ACID, SECRETED, IMMUNE SYSTEM 
3hae:S     (GLN1) to    (SER58)  RATIONAL DEVELOPMENT OF HIGH-AFFINITY T-CELL RECEPTOR-LIKE ANTIBODIES  |   FAB, MAJOR HISTOCOMPATABILITY COMPLEX, IMMUNITY, DISULFIDE BOND, GLYCOPROTEIN, HOST-VIRUS INTERACTION, IMMUNE RESPONSE, MEMBRANE, MHC I, PHOSPHOPROTEIN, TRANSMEMBRANE, DISEASE MUTATION, GLYCATION, IMMUNOGLOBULIN DOMAIN, PYRROLIDONE CARBOXYLIC ACID, SECRETED, IMMUNE SYSTEM 
1ucx:C    (GLN15) to    (ILE74)  CRYSTAL STRUCTURE OF PROGLYCININ C12G MUTANT  |   PROGLYCININ, SOYBEAN, TRIMER, MUTANT, PLANT PROTEIN 
1ud1:C    (GLN15) to    (ILE74)  CRYSTAL STRUCTURE OF PROGLYCININ MUTANT C88S  |   GLYCININ, SOYBEAN, TRIMER, PLANT PROTEIN 
4m1d:M     (LEU4) to    (SER56)  CRYSTAL STRUCTURE OF ANTI-HIV-1 FAB 447-52D IN COMPLEX WITH V3 CYCLIC PEPTIDE MN  |   HIV, V3 LOOP, ANTIBODY-ANTIGEN INTERACTIONS, ENVELOPE, IMMUNE SYSTEM 
5alc:L     (VAL3) to    (SER56)  TICAGRELOR ANTIDOTE CANDIDATE FAB 72 IN COMPLEX WITH TICAGRELOR  |   IMMUNE SYSTEM, ANTIBODY FRAGMENT, ANTIDOTE, DRUG 
3wlw:L     (GLN1) to    (SER58)  MOLECULAR ARCHITECTURE OF THE ERBB2 EXTRACELLULAR DOMAIN HOMODIMER  |   HYDROLASE-IMMUNE SYSTEM COMPLEX 
1jaj:A    (GLN25) to    (TRP92)  SOLUTION STRUCTURE OF DNA POLYMERASE X FROM THE AFRICAN SWINE FEVER VIRUS  |   CIS PEPTIDE, VIRAL PROTEIN 
2j6e:L     (VAL3) to    (SER56)  CRYSTAL STRUCTURE OF AN AUTOIMMUNE COMPLEX BETWEEN A HUMAN IGM RHEUMATOID FACTOR AND IGG1 FC REVEALS A NOVEL FC EPITOPE AND EVIDENCE FOR AFFINITY MATURATION  |   AUTOIMMUNE COMPLEX HUMAN IGM RHEUMATOID FACTOR IGG1-FC, IMMUNOGLOBULIN C REGION, MEMBRANE, GLYCOPROTEIN, TRANSMEMBRANE, HYPOTHETICAL PROTEIN, IMMUNE SYSTEM, IMMUNOGLOBULIN DOMAIN 
2j6e:M     (VAL3) to    (SER56)  CRYSTAL STRUCTURE OF AN AUTOIMMUNE COMPLEX BETWEEN A HUMAN IGM RHEUMATOID FACTOR AND IGG1 FC REVEALS A NOVEL FC EPITOPE AND EVIDENCE FOR AFFINITY MATURATION  |   AUTOIMMUNE COMPLEX HUMAN IGM RHEUMATOID FACTOR IGG1-FC, IMMUNOGLOBULIN C REGION, MEMBRANE, GLYCOPROTEIN, TRANSMEMBRANE, HYPOTHETICAL PROTEIN, IMMUNE SYSTEM, IMMUNOGLOBULIN DOMAIN 
2m2u:A    (GLN25) to    (TRP92)  BINARY COMPLEX OF AFRICAN SWINE FEVER VIRUS POL X WITH MGDGTP  |   DNA POLYMERASE, NUCLEOTIDYL TRANSFERASE, TRANSFERASE 
1xed:A     (PRO3) to    (SER57)  CRYSTAL STRUCTURE OF A LIGAND-BINDING DOMAIN OF THE HUMAN POLYMERIC IG RECEPTOR, PIGR  |   IG-LIKE FOLD, IMMUNE SYSTEM 
1xed:B     (PRO3) to    (SER57)  CRYSTAL STRUCTURE OF A LIGAND-BINDING DOMAIN OF THE HUMAN POLYMERIC IG RECEPTOR, PIGR  |   IG-LIKE FOLD, IMMUNE SYSTEM 
1xed:C     (PRO3) to    (SER57)  CRYSTAL STRUCTURE OF A LIGAND-BINDING DOMAIN OF THE HUMAN POLYMERIC IG RECEPTOR, PIGR  |   IG-LIKE FOLD, IMMUNE SYSTEM 
1xed:D     (PRO3) to    (SER57)  CRYSTAL STRUCTURE OF A LIGAND-BINDING DOMAIN OF THE HUMAN POLYMERIC IG RECEPTOR, PIGR  |   IG-LIKE FOLD, IMMUNE SYSTEM 
4ocw:L     (LEU4) to    (SER56)  CRYSTAL STRUCTURE OF HUMAN FAB CAP256-VRC26.06, A POTENT V1V2-DIRECTED HIV-1 NEUTRALIZING ANTIBODY  |   FAB, HIV-1, V1V2, CAP256, VRC26, IMMUNE SYSTEM 
4od1:L     (VAL3) to    (SER56)  CRYSTAL STRUCTURE OF HUMAN FAB CAP256-VRC26.03, A POTENT V1V2-DIRECTED HIV-1 NEUTRALIZING ANTIBODY  |   FAB, HIV-1, V1V2, CAP256, VRC26, IMMUNE SYSTEM 
4od3:L     (LEU4) to    (SER56)  CRYSTAL STRUCTURE OF HUMAN FAB CAP256-VRC26.07, A POTENT V1V2-DIRECTED HIV-1 NEUTRALIZING ANTIBODY  |   FAB, HIV-1, V1V2, CAP256, VRC26, IMMUNE SYSTEM 
4odh:L     (SER2) to    (SER56)  CRYSTAL STRUCTURE OF HUMAN FAB CAP256-VRC26.UCA, A POTENT V1V2- DIRECTED HIV-1 NEUTRALIZING ANTIBODY  |   FAB, HIV-1, V1V2, CAP256, VRC26, IMMUNE SYSTEM 
5cus:L     (SER2) to    (SER57)  CRYSTAL STRUCTURE OF SERBB3-FAB3379 COMPLEX  |   ERBB3, ANTIBODY, TRANSFERASE 
5cus:M     (SER2) to    (SER57)  CRYSTAL STRUCTURE OF SERBB3-FAB3379 COMPLEX  |   ERBB3, ANTIBODY, TRANSFERASE 
5cus:O     (SER2) to    (SER57)  CRYSTAL STRUCTURE OF SERBB3-FAB3379 COMPLEX  |   ERBB3, ANTIBODY, TRANSFERASE 
4org:L     (VAL3) to    (SER56)  CRYSTAL STRUCTURE OF HUMAN FAB CAP256-VRC26.04, A POTENT V1V2-DIRECTED HIV-1 NEUTRALIZING ANTIBODY  |   FAB, HIV-1, V1V2, CAP256, VRC26, IMMUNE SYSTEM 
4org:B     (LEU4) to    (SER56)  CRYSTAL STRUCTURE OF HUMAN FAB CAP256-VRC26.04, A POTENT V1V2-DIRECTED HIV-1 NEUTRALIZING ANTIBODY  |   FAB, HIV-1, V1V2, CAP256, VRC26, IMMUNE SYSTEM 
4org:D     (VAL3) to    (SER56)  CRYSTAL STRUCTURE OF HUMAN FAB CAP256-VRC26.04, A POTENT V1V2-DIRECTED HIV-1 NEUTRALIZING ANTIBODY  |   FAB, HIV-1, V1V2, CAP256, VRC26, IMMUNE SYSTEM 
1mch:A     (PRO1) to    (SER58)  PRINCIPLES AND PITFALLS IN DESIGNING SITE DIRECTED PEPTIDE LIGANDS  |   IMMUNOGLOBULIN 
3ksc:A    (GLU13) to    (GLN74)  CRYSTAL STRUCTURE OF PEA PROLEGUMIN, AN 11S SEED GLOBULIN FROM PISUM SATIVUM L.  |   PEA PROLEGUMIN, 11S SEED STORAGE PROTEIN, PISUM SATIVUM L., SEED STORAGE PROTEIN, STORAGE PROTEIN, PLANT PROTEIN 
3lih:A   (ALA493) to   (ARG552)  CRYSTAL STRUCTURE OF FRUCTOSYLTRANSFERASE (D191A) FROM A. JAPONICUS IN COMPLEX WITH RAFFINOSE  |   PROTEIN-OLIGOSACCHARIDE COMPLEX, FIVE BLADED BETA-PROPELLER FOLD, HYDROLASE 
4aq1:B     (VAL2) to    (GLY61)  STRUCTURE OF THE SBSB S-LAYER PROTEIN OF GEOBACILLUS STEAROTHERMOPHILUS PV72P2 IN COMPLEX WITH NANOBODY KB6  |   STRUCTURAL PROTEIN, S-LAYER PROTEIN, NANOBODY 
4aq1:D     (GLN3) to    (GLY61)  STRUCTURE OF THE SBSB S-LAYER PROTEIN OF GEOBACILLUS STEAROTHERMOPHILUS PV72P2 IN COMPLEX WITH NANOBODY KB6  |   STRUCTURAL PROTEIN, S-LAYER PROTEIN, NANOBODY 
4q2z:B     (LEU4) to    (SER56)  FAB FRAGMENT OF HIV VACCINE-ELICITED CD4BS-DIRECTED ANTIBODY, GE356, FROM A NON-HUMAN PRIMATE  |   FAB FRAGMENT, HIV VIRAL ENVELOPE GLYCOPROTEIN NEUTRALIZATION, IMMUNE SYSTEM 
5dyo:A     (VAL2) to    (ASN61)  FAB43.1 COMPLEX WITH FLOURESCEIN  |   ANTIBODY FAB FLOURESCEIN, IMMUNE SYSTEM 
1zox:A     (PRO3) to    (ASN60)  CLM-1 MOUSE MYELOID RECEPTOR EXTRACELLULAR DOMAIN  |   IG-SUPERFAMILY, IG-V, NKP44-LIKE, MYELOID IG-LIKE RECEPTOR, STRUCTURAL GENOMICS, PSI, PROTEIN STRUCTURE INITIATIVE, MIDWEST CENTER FOR STRUCTURAL GENOMICS, MCSG, UNKNOWN FUNCTION 
3lqa:L     (SER3) to    (SER58)  CRYSTAL STRUCTURE OF CLADE C GP120 IN COMPLEX WITH SCD4 AND 21C FAB  |   COMPLEX, POLY REACTIVITY, IMMUNE SYSTEM 
3lrh:C     (LEU4) to    (PRO57)  STRUCTURE OF ANTI-HUNTINGTIN VL DOMAIN IN COMPLEX WITH HUNTINGTIN PEPTIDE  |   HUNTINGTON'S DISEASE, HUNTINGTIN, VARIABLE LIGHT CHAIN DOMAIN, INTRABODY, IMMUNOGLOBULIN, IMMUNE SYSTEM 
3lrh:K     (LEU4) to    (PRO57)  STRUCTURE OF ANTI-HUNTINGTIN VL DOMAIN IN COMPLEX WITH HUNTINGTIN PEPTIDE  |   HUNTINGTON'S DISEASE, HUNTINGTIN, VARIABLE LIGHT CHAIN DOMAIN, INTRABODY, IMMUNOGLOBULIN, IMMUNE SYSTEM 
3lrh:O     (VAL3) to    (PRO57)  STRUCTURE OF ANTI-HUNTINGTIN VL DOMAIN IN COMPLEX WITH HUNTINGTIN PEPTIDE  |   HUNTINGTON'S DISEASE, HUNTINGTIN, VARIABLE LIGHT CHAIN DOMAIN, INTRABODY, IMMUNOGLOBULIN, IMMUNE SYSTEM 
3lrs:L     (LEU4) to    (SER55)  STRUCTURE OF PG16, AN ANTIBODY WITH BROAD AND POTENT NEUTRALIZATION OF HIV-1  |   NEUTRALIZING ANTIBODIES, LONG CDRH3, HIV-1, IMMUNE SYSTEM 
4qf1:L     (TYR2) to    (SER56)  CRYSTAL STRUCTURE OF UNLIGANDED CH59UA, THE INFERRED UNMUTATED ANCESTOR OF THE RV144 ANTI-HIV ANTIBODY LINEAGE PRODUCING CH59  |   ANTI-HIV ANTIBODY, GP120, IMMUNE SYSTEM 
4qf1:B     (TYR2) to    (SER56)  CRYSTAL STRUCTURE OF UNLIGANDED CH59UA, THE INFERRED UNMUTATED ANCESTOR OF THE RV144 ANTI-HIV ANTIBODY LINEAGE PRODUCING CH59  |   ANTI-HIV ANTIBODY, GP120, IMMUNE SYSTEM 
3mls:L     (TYR2) to    (SER56)  CRYSTAL STRUCTURE OF ANTI-HIV-1 V3 MAB 2557 FAB IN COMPLEX WITH A HIV- 1 GP120 V3 MIMOTOPE  |   HUMAN MONOCLONAL ANTIBODY, FAB, HIV-1, GP120, THIRD VARIABLE LOOP, ANTIBODY-ANTIGEN INTERACTION, MIMOTOPE, IMMUNE SYSTEM 
3mlu:L     (TYR2) to    (SER56)  CRYSTAL STRUCTURE OF ANTI-HIV-1 V3 FAB 2557 IN COMPLEX WITH A ZAM18 V3 PEPTIDE  |   HUMAN MONOCLONAL ANTIBODY, FAB, HIV-1, GP120, THIRD VARIABLE LOOP, ANTIBODY-ANTIGEN INTERACTION, IMMUNE SYSTEM 
3mly:L     (VAL3) to    (SER56)  CRYSTAL STRUCTURE OF ANTI-HIV-1 V3 FAB 3074 IN COMPLEX WITH A UR29 V3 PEPTIDE  |   HUMAN MONOCLONAL ANTIBODY, FAB, HIV-1, GP120, THIRD VARIABLE LOOP, ANTIBODY-ANTIGEN INTERACTION, IMMUNE SYSTEM 
3mly:M     (LEU4) to    (SER56)  CRYSTAL STRUCTURE OF ANTI-HIV-1 V3 FAB 3074 IN COMPLEX WITH A UR29 V3 PEPTIDE  |   HUMAN MONOCLONAL ANTIBODY, FAB, HIV-1, GP120, THIRD VARIABLE LOOP, ANTIBODY-ANTIGEN INTERACTION, IMMUNE SYSTEM 
3mlz:L     (VAL3) to    (SER56)  CRYSTAL STRUCTURE OF ANTI-HIV-1 V3 FAB 3074 IN COMPLEX WITH A VI191 V3 PEPTIDE  |   HUMAN MONOCLONAL ANTIBODY, FAB, HIV-1, GP120, THIRD VARIABLE LOOP, ANTIBODY-ANTIGEN INTERACTION, IMMUNE SYSTEM 
4bjl:B     (LEU4) to    (SER57)  LOCW, A LAMBDA 1 TYPE LIGHT-CHAIN DIMER (BENCE-JONES PROTEIN) CRYSTALLIZED IN DISTILLED WATER  |   BENCE JONES, ANTIBODY, MULTIPLE QUATERNARY STRUCTURES, IMMUNOGLOBULIN 
5f6h:P     (LEU4) to    (SER58)  CRYSTAL STRUCTURE OF TIER 2 NEUTRALIZING ANTIBODY DH427 FROM A RHESUS MACAQUE  |   FAB FRAGMENT, HIV-1, ANTIBODY, IMMUNE SYSTEM 
3c2a:L     (LEU4) to    (SER56)  ANTIBODY FAB FRAGMENT 447-52D IN COMPLEX WITH UG1033 PEPTIDE  |   ANTIBODY FAB HIV-1 PEPTIDE, ENVELOPE PROTEIN, IMMUNE SYSTEM 
4rfe:B     (VAL3) to    (SER56)  CRYSTAL STRUCTURE OF ADCC-POTENT ANTI-HIV-1 RHESUS MACAQUE ANTIBODY JR4 FAB  |   HIV-1 GP120 SPECIFIC ANTIBODY, CD4I ANTIBODY, ADCC, HIV-1 ENV, ANTI- HIV-1 ENV ANTIBODY JR4, IMMUNE SYSTEM 
4tyu:A     (GLN3) to    (ALA64)  HOMODIMERIC SINGLE DOMAIN ANTIBODY (SDAB) AGAINST STAPHYLOCOCCAL ENTEROTOXIN B (SEB)  |   SINGLE DOMAIN ANTIBODY, CAMELID, V-SET DOMAIN, AMYLOID LIKE 
5h37:M     (SER2) to    (SER55)  CRYO-EM STRUCTURE OF ZIKA VIRUS COMPLEXED WITH FAB C10 AT PH 8.0  |   IGG NAG, VIRUS-IMMUNE SYSTEM COMPLEX 
4u6g:B     (GLU3) to    (SER67)  CRYSTAL STRUCTURE OF 10E8 FAB IN COMPLEX WITH A HYDROCARBON-STAPLED HIV-1 GP41 MPER PEPTIDE  |   10E8 ANTIBODY, HIV-1, HYDROCARBON-STAPLE, GP41 MPER, IMMUNE SYSTEM 
3p30:L     (VAL3) to    (SER56)  CRYSTAL STRUCTURE OF THE CLUSTER II FAB 1281 IN COMPLEX WITH HIV-1 GP41 ECTODOMAIN  |   HIV, GP41, CLUSTER 2, FAB, 6-HELIX BUNDLE, IMMUNE SYSTEM 
4ut6:L     (LEU4) to    (SER56)  CRYSTAL STRUCTURE OF DENGUE 2 VIRUS ENVELOPE GLYCOPROTEIN IN COMPLEX WITH THE FAB FRAGMENT OF THE BROADLY NEUTRALIZING HUMAN ANTIBODY EDE2 B7  |   VIRAL PROTEIN, MEMBRANE FUSION, CLASS 2 FUSION PROTEIN, DENGUE ANTIBODY NEUTRALIZATION, IMMUNE SYSTEM, IMMUNE SYSTEM-VIRAL PROTEIN COMPLEX 
4ut6:M     (LEU4) to    (SER56)  CRYSTAL STRUCTURE OF DENGUE 2 VIRUS ENVELOPE GLYCOPROTEIN IN COMPLEX WITH THE FAB FRAGMENT OF THE BROADLY NEUTRALIZING HUMAN ANTIBODY EDE2 B7  |   VIRAL PROTEIN, MEMBRANE FUSION, CLASS 2 FUSION PROTEIN, DENGUE ANTIBODY NEUTRALIZATION, IMMUNE SYSTEM, IMMUNE SYSTEM-VIRAL PROTEIN COMPLEX 
4eiz:D     (GLN3) to    (ALA61)  STRUCTURE OF NB113 BOUND TO APODHFR  |   NADP BINDING, OXIDOREDUCTASE-IMMUNE SYSTEM COMPLEX 
3qhz:L     (PRO2) to    (SER56)  CRYSTAL STRUCTURE OF HUMAN ANTI-INFLUENZA FAB 2D1  |   IMMUNOGLOBULIN, IMMUNE RECOGNITION, INFLUENZA A HEMAGGLUTININ, IMMUNE SYSTEM 
5kjr:L     (GLN1) to    (SER56)  CRYSTAL STRUCTURE OF THE ADCC-POTENT ANTIBODY N60-I3 FAB IN COMPLEX WITH HIV-1 CLADE A/E GP120 W69A/S115W MUTANT AND M48U1.  |   HIV-1 GP120, CLADE A/E 93TH057, VIRAL PROTEIN, VIRAL PROTEIN-IMMUNE SYSTEM-INHIBITOR COMPLEX 
5kw9:H     (GLN3) to    (ALA61)  STRUCTURAL BASIS FOR NOROVIRUS NEUTRALIZATION BY A HBGA BLOCKING HUMAN IGA ANTIBODY  |   IGA, NOROVIRUS, NEUTRALISATION, FAB, ANTIBODY, ANTIVIRAL PROTEIN 
5t33:L     (TYR2) to    (SER56)  CRYSTAL STRUCTURE OF STRAIN-SPECIFIC GLYCAN-DEPENDENT CD4 BINDING SITE-DIRECTED NEUTRALIZING ANTIBODY CAP257-RH1, IN COMPLEX WITH HIV-1 STRAIN RHPA GP120 CORE WITH AN OLIGOMANNOSE N276 GLYCAN.  |   HIV, STRAIN-SPECIFIC, NEUTRALIZING ANTIBODY, CD4 BINDING SITE, N276 GLYCAN, GLYCAN-FREE V5, IMMUNE SYSTEM 
5t3z:E     (ALA3) to    (SER56)  3.5 ANGSTROM CRYSTAL STRUCTURE OF A FULLY AND NATIVELY GLYCOSYLATED BG505 SOSIP.664 HIV-1 ENV TRIMER IN COMPLEX WITH THE BROADLY NEUTRALIZING ANTIBODIES IOMA AND 10-1074  |   HIV, N-LINKED GLYCOSYLATION, BROADLY NEUTRALIZING ANTIBODIES, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX 
1aqk:L     (PCA1) to    (SER58)  THREE-DIMENSIONAL STRUCTURE OF A HUMAN FAB WITH HIGH AFFINITY FOR TETANUS TOXOID  |   HUMAN FAB, ANTI-TETANUS TOXOID, HIGH AFFINITY, CRYSTAL PACKING MOTIF, PROGRAMMING PROPENSITY TO CRYSTALLIZE, IMMUNOGLOBULIN 
3fku:Y     (GLN1) to    (ALA61)  CRYSTAL STRUCTURE OF INFLUENZA HEMAGGLUTININ (H5) IN COMPLEX WITH A BROADLY NEUTRALIZING ANTIBODY F10  |   INFLUENZA, HEMAGGLUTININ, NEUTRALIZING ANTIBODY, SCFV, H5, F10, CELL MEMBRANE, ENVELOPE PROTEIN, FUSION PROTEIN, MEMBRANE, TRANSMEMBRANE, VIRION, CLEAVAGE ON PAIR OF BASIC RESIDUES, GLYCOPROTEIN, LIPOPROTEIN, PALMITATE, VIRAL PROTEIN, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX 
3fku:Z     (VAL2) to    (ALA61)  CRYSTAL STRUCTURE OF INFLUENZA HEMAGGLUTININ (H5) IN COMPLEX WITH A BROADLY NEUTRALIZING ANTIBODY F10  |   INFLUENZA, HEMAGGLUTININ, NEUTRALIZING ANTIBODY, SCFV, H5, F10, CELL MEMBRANE, ENVELOPE PROTEIN, FUSION PROTEIN, MEMBRANE, TRANSMEMBRANE, VIRION, CLEAVAGE ON PAIR OF BASIC RESIDUES, GLYCOPROTEIN, LIPOPROTEIN, PALMITATE, VIRAL PROTEIN, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX 
3fku:S     (GLN1) to    (ALA61)  CRYSTAL STRUCTURE OF INFLUENZA HEMAGGLUTININ (H5) IN COMPLEX WITH A BROADLY NEUTRALIZING ANTIBODY F10  |   INFLUENZA, HEMAGGLUTININ, NEUTRALIZING ANTIBODY, SCFV, H5, F10, CELL MEMBRANE, ENVELOPE PROTEIN, FUSION PROTEIN, MEMBRANE, TRANSMEMBRANE, VIRION, CLEAVAGE ON PAIR OF BASIC RESIDUES, GLYCOPROTEIN, LIPOPROTEIN, PALMITATE, VIRAL PROTEIN, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX 
3fku:T     (GLN1) to    (ALA61)  CRYSTAL STRUCTURE OF INFLUENZA HEMAGGLUTININ (H5) IN COMPLEX WITH A BROADLY NEUTRALIZING ANTIBODY F10  |   INFLUENZA, HEMAGGLUTININ, NEUTRALIZING ANTIBODY, SCFV, H5, F10, CELL MEMBRANE, ENVELOPE PROTEIN, FUSION PROTEIN, MEMBRANE, TRANSMEMBRANE, VIRION, CLEAVAGE ON PAIR OF BASIC RESIDUES, GLYCOPROTEIN, LIPOPROTEIN, PALMITATE, VIRAL PROTEIN, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX 
3fku:U     (VAL2) to    (ALA61)  CRYSTAL STRUCTURE OF INFLUENZA HEMAGGLUTININ (H5) IN COMPLEX WITH A BROADLY NEUTRALIZING ANTIBODY F10  |   INFLUENZA, HEMAGGLUTININ, NEUTRALIZING ANTIBODY, SCFV, H5, F10, CELL MEMBRANE, ENVELOPE PROTEIN, FUSION PROTEIN, MEMBRANE, TRANSMEMBRANE, VIRION, CLEAVAGE ON PAIR OF BASIC RESIDUES, GLYCOPROTEIN, LIPOPROTEIN, PALMITATE, VIRAL PROTEIN, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX 
1dcl:B     (LEU4) to    (SER58)  MCG, A LAMBDA V TYPE LIGHT-CHAIN DIMER (BENCE-JONES PROTEIN), CRYSTALLIZED FROM AMMONIUM SULFATE  |   IMMUNOGLOBULIN, BENCE JONES, ANTIBODY, MULTIPLE QUATERNARY STRUCTURES 
4y5x:B     (LEU4) to    (SER57)  DIABODY 305 COMPLEX WITH EPOR  |   DIABODY COMPLEX, RECEPTOR 
4y5x:E     (LEU4) to    (SER57)  DIABODY 305 COMPLEX WITH EPOR  |   DIABODY COMPLEX, RECEPTOR 
4y5x:H     (LEU4) to    (SER57)  DIABODY 305 COMPLEX WITH EPOR  |   DIABODY COMPLEX, RECEPTOR 
1uwe:V     (LEU4) to    (ASN60)  MOLECULAR MECHANISM OF ENANTIOSELECTIVE PROTON TRANSFER TO CARBON IN CATALYTIC ANTIBODY 14D9  |   ANTIBODY 
4o5i:T     (LEU4) to    (SER67)  CRYSTAL STRUCTURE OF BROADLY NEUTRALIZING ANTIBODY F045-092 IN COMPLEX WITH A/VICTORIA/361/2011 (H3N2) INFLUENZA HEMAGGLUTININ  |   IMMUNOGLOBULIN, VIRUS ATTACHMENT AND ENTRY, IMMUNE RECOGNITION, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX 
5cgy:D     (VAL4) to    (SER57)  FAB FRAGMENT OF CHIKUNGUNYA VIRUS NEUTRALIZING HUMAN MONOCLONAL ANTIBODY 4J21  |   ANTIBODY, FAB, IMMUNE SYSTEM 
5cjs:L     (ALA3) to    (SER56)  CRYSTAL STRUCTURE OF A MONOMERIC INFLUENZA HEMAGGLUTININ STEM IN COMPLEX WITH AN BROADLY NEUTRALIZING ANTIBODY CR9114  |   HEMAGGLUTININ, TRIMER, INFLUENZA, IMMUNOGEN, MONOCLONAL, ANTIBODY, NEUTRALIZING, INFLUENZA VACCINE, GLYCOPROTEIN, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX 
1mcc:A     (PRO1) to    (SER69)  PRINCIPLES AND PITFALLS IN DESIGNING SITE DIRECTED PEPTIDE LIGANDS  |   IMMUNOGLOBULIN, IMMUNE SYSTEM 
3mlx:L     (VAL3) to    (SER56)  CRYSTAL STRUCTURE OF ANTI-HIV-1 V3 FAB 3074 IN COMPLEX WITH AN MN V3 PEPTIDE  |   HUMAN MONOCLONAL ANTIBODY, FAB, HIV-1, GP120, THIRD VARIABLE LOOP, ANTIBODY-ANTIGEN INTERACTION, IMMUNE SYSTEM 
4rav:D   (LEU131) to   (SER185)  CRYSTAL STRUCTURE OF SCFVC4 IN COMPLEX WITH THE FIRST 17 AA OF HUNTINGTIN  |   IMMUNOGLOBULIN FOLD, IMMUNITY, 1-17 RESIDUES OF HUNTINGTIN, IMMUNE SYSTEM-APOPTOSIS COMPLEX 
4ttd:L     (VAL3) to    (SER56)  STRUCTURE OF A LYSOZYME ANTIBODY COMPLEX  |   IMMUNE SYSTEM, AFFINITY MATURATION 
4d9l:N     (LEU4) to    (SER56)  FAB STRUCTURE OF ANTI-HIV-1 GP120 V2 MAB 697  |   IG, ANTIBODY, HIV-1 GP120, IMMUNE SYSTEM 
4u7s:B     (GLN3) to    (ALA64)  HOMODIMERIC SINGLE DOMAIN ANTIBODY (SDAB) AGAINST STAPHYLOCOCCAL ENTEROTOXIN B (SEB) CRYSTALLIZED FOR 5 MONTHS  |   BETA HELICAL, AMYLOID-LIKE, V-SET DOMAIN, SINGLE DOMAIN ANTIBODY 
3qxw:A     (GLN3) to    (GLY63)  FREE STRUCTURE OF AN ANTI-METHOTREXATE CDR1-4 GRAFT VHH ANTIBODY  |   CAMELID SINGLE DOMAIN ANTIBODY, HEAVY CHAIN ONLY, VHH, ANTIBODY, ANTI-HAPTEN ANTIBODY, CDR, HAPTEN BINDING, SMALL MOLECULE SENSING, LIGAND BINDING, LOW MOLECULAR WEIGHT COMPOUND, METHOTREXATE, IMMUNE SYSTEM 
3qxw:B     (GLN3) to    (GLY63)  FREE STRUCTURE OF AN ANTI-METHOTREXATE CDR1-4 GRAFT VHH ANTIBODY  |   CAMELID SINGLE DOMAIN ANTIBODY, HEAVY CHAIN ONLY, VHH, ANTIBODY, ANTI-HAPTEN ANTIBODY, CDR, HAPTEN BINDING, SMALL MOLECULE SENSING, LIGAND BINDING, LOW MOLECULAR WEIGHT COMPOUND, METHOTREXATE, IMMUNE SYSTEM