1T8D - Header Asymmetric Unit

HEADER IMMUNE SYSTEM 12-MAY-04 1T8D

TITLE STRUCTURE OF THE C-TYPE LECTIN DOMAIN OF CD23

COMPND MOL_ID: 1; COMPND 2 MOLECULE: LOW AFFINITY IMMUNOGLOBULIN EPSILON FC RECEPTOR; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: DERCD23; COMPND 5 SYNONYM: LYMPHOCYTE IGE RECEPTOR, FC-EPSILON-RII, CD23, COMPND 6 IMMUNOGLOBULIN E-BINDING FACTOR; COMPND 7 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: FCER2, IGEBF; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET5A

KEYWDS C-TYPE LECTIN, FCERII, FC RECEPTOR, IGE, IMMUNE SYSTEM

EXPDTA SOLUTION NMR

NUMMDL 20

AUTHOR R.G.HIBBERT,P.TERIETE,G.J.GRUNDY,B.J.SUTTON,H.J.GOULD, AUTHOR 2 J.M.MCDONNELL

REVDAT 3 24-FEB-09 1T8D 1 VERSN REVDAT 2 04-OCT-05 1T8D 1 AUTHOR JRNL REVDAT 1 26-JUL-05 1T8D 0

JRNL AUTH R.G.HIBBERT,P.TERIETE,G.J.GRUNDY,R.L.BEAVIL, JRNL AUTH 2 R.RELJIC,V.M.HOLERS,J.P.HANNAN,B.J.SUTTON, JRNL AUTH 3 H.J.GOULD,J.M.MCDONNELL JRNL TITL THE STRUCTURE OF HUMAN CD23 AND ITS INTERACTIONS JRNL TITL 2 WITH IGE AND CD21 JRNL REF J.EXP.MED. V. 202 751 2005 JRNL REFN ISSN 0022-1007 JRNL PMID 16172256 JRNL DOI 10.1084/JEM.20050811

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : A.T.BRUNGER, P.D.ADAMS, G.M.CLORE, W.L.DELANO, REMARK 3 P.GROS, R.W.GROSSE-KUNSTLEVE, J.-S.JIANG, REMARK 3 J.KUSZEWSKI, M.NILGES, N.S.PANNU, R.J.READ, REMARK 3 L.M.RICE, T.SIMONSON, G.L.WARREN REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1T8D COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-MAY-04. REMARK 100 THE RCSB ID CODE IS RCSB022439.

REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 308 REMARK 210 PH : 6.8 REMARK 210 IONIC STRENGTH : 162 MM REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : 25MM TRIS, 125MM NACL, 4MM REMARK 210 CACL2, 0.02% NAN3, 2MM SOLUBLE REMARK 210 CD23 REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 15N EDITED NOESY-HSQC, 13C REMARK 210 EDITED NOESY-HSQC REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ, 600 MHZ, 750 MHZ REMARK 210 SPECTROMETER MODEL : OMEGA REMARK 210 SPECTROMETER MANUFACTURER : GE/HOMEBUILT REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : CNS 1.1 REMARK 210 METHOD USED : STANDARD RECOMMENDED PROTOCOL REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL

REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS.

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 1 ASN A 6 87.35 -169.06 REMARK 500 1 PRO A 9 -75.81 -92.75 REMARK 500 1 GLU A 10 -86.61 -102.23 REMARK 500 1 PHE A 15 -130.26 -128.65 REMARK 500 1 ARG A 17 0.73 -164.76 REMARK 500 1 THR A 26 -169.59 55.26 REMARK 500 1 LYS A 27 16.12 -161.20 REMARK 500 1 GLU A 40 39.38 71.33 REMARK 500 1 VAL A 44 -76.37 -4.44 REMARK 500 1 LEU A 71 -79.58 -54.76 REMARK 500 1 ASP A 72 -71.69 -98.19 REMARK 500 1 LEU A 73 -64.55 -157.57 REMARK 500 1 SER A 88 146.94 62.02 REMARK 500 1 TRP A 90 92.20 -45.68 REMARK 500 1 ALA A 91 135.56 60.99 REMARK 500 1 THR A 96 -163.74 53.41 REMARK 500 1 SER A 97 -13.29 -145.01 REMARK 500 1 GLN A 100 -22.16 -140.20 REMARK 500 1 GLU A 102 93.60 -161.65 REMARK 500 1 ARG A 120 -92.17 -93.44 REMARK 500 1 LYS A 121 73.63 -178.07 REMARK 500 1 LEU A 122 -163.26 -106.00 REMARK 500 1 ALA A 131 171.40 -53.02 REMARK 500 1 THR A 134 87.85 -153.75 REMARK 500 1 SER A 138 -66.57 -100.59 REMARK 500 1 ALA A 142 81.01 55.84 REMARK 500 2 VAL A 4 -28.37 -142.37 REMARK 500 2 CYS A 5 -33.25 -157.65 REMARK 500 2 ASN A 6 55.43 70.79 REMARK 500 2 PRO A 9 -73.44 -94.69 REMARK 500 2 GLU A 10 -93.40 -99.59 REMARK 500 2 TRP A 12 132.05 -37.37 REMARK 500 2 PHE A 15 -130.38 -128.63 REMARK 500 2 ARG A 17 -0.26 -164.62 REMARK 500 2 THR A 26 -158.47 -160.32 REMARK 500 2 LYS A 27 -64.82 -141.06 REMARK 500 2 VAL A 44 -76.85 -5.49 REMARK 500 2 SER A 60 -60.01 -98.29 REMARK 500 2 ASP A 72 -96.64 57.23 REMARK 500 2 LEU A 73 -55.71 -158.02 REMARK 500 2 SER A 88 148.78 61.58 REMARK 500 2 TRP A 90 102.89 -41.76 REMARK 500 2 SER A 99 -168.21 -164.61 REMARK 500 2 GLN A 100 111.34 -160.61 REMARK 500 2 ASP A 103 105.20 -167.22 REMARK 500 2 ARG A 112 -156.08 -151.15 REMARK 500 2 PHE A 117 26.76 -72.65 REMARK 500 2 ARG A 120 -140.26 -93.66 REMARK 500 2 LYS A 121 79.84 -170.93 REMARK 500 2 ALA A 131 95.31 -56.08 REMARK 500 2 PRO A 136 108.47 -56.36 REMARK 500 2 SER A 138 -20.71 -143.52 REMARK 500 2 GLU A 139 -50.96 -130.40 REMARK 500 3 CYS A 5 -77.34 -134.35 REMARK 500 3 ASN A 6 77.70 -172.88 REMARK 500 3 PRO A 9 -74.72 -93.45 REMARK 500 3 GLU A 10 -85.78 -103.88 REMARK 500 3 LYS A 11 -70.20 -51.57 REMARK 500 3 PHE A 15 -129.97 -128.45 REMARK 500 3 ARG A 17 -0.45 -165.06 REMARK 500 3 LYS A 27 -88.20 -176.59 REMARK 500 3 VAL A 44 -75.91 -3.18 REMARK 500 3 SER A 60 -82.21 -58.54 REMARK 500 3 LEU A 71 -79.00 -62.32 REMARK 500 3 LEU A 73 -84.84 59.88 REMARK 500 3 SER A 88 152.74 61.89 REMARK 500 3 TRP A 90 110.30 -38.47 REMARK 500 3 ALA A 91 130.40 -37.82 REMARK 500 3 PRO A 95 -79.28 -65.87 REMARK 500 3 SER A 97 93.88 57.86 REMARK 500 3 ARG A 98 46.98 -84.03 REMARK 500 3 GLU A 102 93.62 63.11 REMARK 500 3 ARG A 108 -168.97 173.04 REMARK 500 3 ARG A 112 -144.19 -134.83 REMARK 500 3 ASP A 119 49.37 -177.54 REMARK 500 3 ARG A 120 -87.22 -88.31 REMARK 500 3 LYS A 121 65.88 -175.99 REMARK 500 3 PRO A 136 102.69 -56.51 REMARK 500 3 GLU A 139 -163.55 56.93 REMARK 500 4 ASN A 6 59.96 72.53 REMARK 500 4 PRO A 9 -90.92 -76.83 REMARK 500 4 GLU A 10 -113.25 -64.39 REMARK 500 4 LYS A 11 -77.50 -47.84 REMARK 500 4 TRP A 12 129.83 -17.24 REMARK 500 4 PHE A 15 -127.70 -128.34 REMARK 500 4 ARG A 17 0.82 -165.75 REMARK 500 4 LYS A 27 -93.40 -174.44 REMARK 500 4 VAL A 44 -76.27 -3.04 REMARK 500 4 HIS A 61 -66.59 -93.70 REMARK 500 4 THR A 62 -28.09 -153.44 REMARK 500 4 ASP A 72 -90.11 60.09 REMARK 500 4 LEU A 73 -47.78 -166.70 REMARK 500 4 SER A 88 152.79 62.12 REMARK 500 4 TRP A 90 109.65 -38.63 REMARK 500 4 GLU A 94 76.40 -119.58 REMARK 500 4 ARG A 98 -75.90 -76.11 REMARK 500 4 ARG A 108 171.82 172.84 REMARK 500 4 SER A 110 -72.40 69.89 REMARK 500 4 ARG A 112 -145.91 -139.61 REMARK 500 4 ASP A 119 63.46 -172.23 REMARK 500 4 ARG A 120 -95.74 -108.87 REMARK 500 4 LYS A 121 65.06 -177.79 REMARK 500 4 ALA A 131 174.43 -55.56 REMARK 500 4 CYS A 133 -169.10 58.82 REMARK 500 4 PRO A 136 94.31 -69.45 REMARK 500 4 SER A 141 -161.23 56.19 REMARK 500 5 VAL A 4 -64.66 -124.46 REMARK 500 5 ASN A 6 78.75 -162.08 REMARK 500 5 PRO A 9 -78.10 -92.84 REMARK 500 5 GLU A 10 -91.33 -97.00 REMARK 500 5 PHE A 15 -130.38 -128.78 REMARK 500 5 ARG A 17 0.18 -165.23 REMARK 500 5 THR A 26 111.57 65.77 REMARK 500 5 LYS A 27 -97.86 -177.14 REMARK 500 5 VAL A 44 -76.81 -4.42 REMARK 500 5 ASP A 72 -90.76 59.33 REMARK 500 5 LEU A 73 -61.56 -165.94 REMARK 500 5 SER A 88 150.83 61.55 REMARK 500 5 TRP A 90 103.69 -40.57 REMARK 500 5 GLU A 94 74.43 56.51 REMARK 500 5 ARG A 98 -55.11 -121.12 REMARK 500 5 GLU A 102 101.15 -165.61 REMARK 500 5 ASP A 103 -37.60 -176.66 REMARK 500 5 ARG A 112 -152.46 -130.56 REMARK 500 5 PHE A 117 -86.11 -40.72 REMARK 500 5 CYS A 118 57.76 177.98 REMARK 500 5 ASP A 119 46.24 -153.67 REMARK 500 5 ARG A 120 -163.05 -75.53 REMARK 500 5 THR A 134 79.56 55.56 REMARK 500 5 ALA A 142 83.38 56.23 REMARK 500 6 ASN A 6 66.36 73.81 REMARK 500 6 CYS A 8 77.78 -118.59 REMARK 500 6 PRO A 9 -92.53 -77.45 REMARK 500 6 GLU A 10 -111.31 -62.91 REMARK 500 6 LYS A 11 -77.70 -49.04 REMARK 500 6 TRP A 12 131.63 -19.21 REMARK 500 6 PHE A 15 -128.00 -128.42 REMARK 500 6 ARG A 17 1.42 -166.18 REMARK 500 6 THR A 26 -152.97 -144.09 REMARK 500 6 LYS A 27 -20.11 -159.91 REMARK 500 6 VAL A 44 -77.03 -3.90 REMARK 500 6 SER A 60 -79.70 -59.22 REMARK 500 6 HIS A 61 -43.34 -147.27 REMARK 500 6 LEU A 71 -84.36 -72.84 REMARK 500 6 HIS A 84 162.00 62.70 REMARK 500 6 TYR A 87 -35.08 -130.72 REMARK 500 6 SER A 88 150.52 60.45 REMARK 500 6 TRP A 90 105.70 -42.61 REMARK 500 6 ASP A 103 97.70 59.91 REMARK 500 6 ARG A 112 -156.17 -139.85 REMARK 500 6 PHE A 117 30.06 -73.19 REMARK 500 6 ASP A 119 45.68 -97.19 REMARK 500 6 ARG A 120 -142.75 -111.76 REMARK 500 6 LYS A 121 79.60 -170.26 REMARK 500 6 ALA A 142 -56.18 -133.91 REMARK 500 7 CYS A 5 -74.31 -136.31 REMARK 500 7 THR A 7 -43.98 -150.15 REMARK 500 7 GLU A 10 116.70 51.34 REMARK 500 7 LYS A 11 -65.13 72.12 REMARK 500 7 TRP A 12 113.69 32.85 REMARK 500 7 PHE A 15 -128.37 -127.40 REMARK 500 7 ARG A 17 3.14 -165.25 REMARK 500 7 THR A 26 102.28 -167.54 REMARK 500 7 LYS A 27 -133.75 -167.26 REMARK 500 7 VAL A 44 -78.14 -5.60 REMARK 500 7 HIS A 61 -82.86 63.45 REMARK 500 7 ASP A 72 -90.51 58.74 REMARK 500 7 LEU A 73 -51.35 -165.65 REMARK 500 7 TYR A 87 -52.17 -121.46 REMARK 500 7 SER A 88 148.40 61.16 REMARK 500 7 TRP A 90 107.81 -38.48 REMARK 500 7 ALA A 91 133.50 -39.03 REMARK 500 7 SER A 97 12.02 -149.84 REMARK 500 7 GLU A 102 -108.51 -147.13 REMARK 500 7 ASP A 103 104.73 -175.73 REMARK 500 7 ARG A 108 175.31 171.63 REMARK 500 7 SER A 110 -70.27 70.96 REMARK 500 7 ARG A 112 -145.58 -137.01 REMARK 500 7 CYS A 118 50.10 31.32 REMARK 500 7 ARG A 120 114.71 63.24 REMARK 500 7 LYS A 121 28.72 -169.27 REMARK 500 7 PRO A 136 103.50 -55.24 REMARK 500 7 ALA A 142 -166.47 57.12 REMARK 500 8 PHE A 3 -63.66 -151.50 REMARK 500 8 CYS A 5 -155.47 58.32 REMARK 500 8 ASN A 6 85.90 -161.24 REMARK 500 8 THR A 7 49.42 -85.97 REMARK 500 8 CYS A 8 72.71 -152.42 REMARK 500 8 GLU A 10 -112.46 -100.61 REMARK 500 8 TRP A 12 131.62 -34.26 REMARK 500 8 PHE A 15 -129.89 -128.48 REMARK 500 8 ARG A 17 -0.44 -165.17 REMARK 500 8 LYS A 27 -9.98 -164.08 REMARK 500 8 VAL A 44 -76.70 -3.25 REMARK 500 8 SER A 60 -83.37 -66.42 REMARK 500 8 LEU A 71 -77.17 -53.39 REMARK 500 8 ASP A 72 -71.06 -101.93 REMARK 500 8 LEU A 73 -61.33 -158.66 REMARK 500 8 SER A 88 162.08 61.07 REMARK 500 8 ASN A 89 -13.33 -140.97 REMARK 500 8 TRP A 90 108.44 -40.02 REMARK 500 8 ALA A 91 123.45 -35.34 REMARK 500 8 SER A 99 83.19 -161.00 REMARK 500 8 GLU A 102 119.99 65.17 REMARK 500 8 ASP A 103 -69.86 -174.86 REMARK 500 8 ARG A 108 141.34 -179.64 REMARK 500 8 SER A 110 -84.05 61.63 REMARK 500 8 ARG A 112 -153.85 -134.54 REMARK 500 8 ASP A 119 -91.35 -78.69 REMARK 500 8 ARG A 120 116.11 -170.97 REMARK 500 8 LYS A 121 -33.80 -167.85 REMARK 500 8 ALA A 131 98.77 -46.58 REMARK 500 8 PRO A 136 98.75 -69.79 REMARK 500 8 SER A 138 -33.13 -135.22 REMARK 500 9 ASN A 6 31.29 -160.64 REMARK 500 9 PRO A 9 -76.14 -90.82 REMARK 500 9 LYS A 11 -73.33 68.38 REMARK 500 9 TRP A 12 130.39 -34.75 REMARK 500 9 PHE A 15 -130.01 -128.04 REMARK 500 9 ARG A 17 -0.39 -165.88 REMARK 500 9 LYS A 27 -72.29 -131.53 REMARK 500 9 GLN A 28 -161.86 -127.42 REMARK 500 9 VAL A 44 -77.28 -5.96 REMARK 500 9 SER A 60 -148.54 -71.85 REMARK 500 9 ASP A 72 81.19 58.08 REMARK 500 9 LEU A 73 36.88 38.02 REMARK 500 9 ASP A 86 -58.25 -125.07 REMARK 500 9 SER A 88 150.97 61.24 REMARK 500 9 TRP A 90 108.72 -39.81 REMARK 500 9 ALA A 91 120.54 -39.85 REMARK 500 9 GLU A 94 90.57 57.65 REMARK 500 9 GLN A 100 -52.02 -162.51 REMARK 500 9 GLU A 102 114.46 -164.99 REMARK 500 9 ARG A 108 144.83 177.04 REMARK 500 9 ARG A 112 -152.65 -120.88 REMARK 500 9 ARG A 120 102.94 59.93 REMARK 500 9 LYS A 121 10.92 -148.05 REMARK 500 9 ALA A 131 -169.08 -60.22 REMARK 500 9 SER A 138 -5.00 -153.46 REMARK 500 10 VAL A 4 -72.36 -92.95 REMARK 500 10 CYS A 5 -8.64 -145.32 REMARK 500 10 ASN A 6 62.67 71.20 REMARK 500 10 PRO A 9 -72.18 -93.49 REMARK 500 10 GLU A 10 -96.35 -99.57 REMARK 500 10 TRP A 12 133.21 -35.40 REMARK 500 10 PHE A 15 -129.81 -126.36 REMARK 500 10 ARG A 17 0.20 -167.06 REMARK 500 10 LYS A 27 -88.79 -176.07 REMARK 500 10 VAL A 44 -76.64 -4.54 REMARK 500 10 SER A 60 -82.22 -58.86 REMARK 500 10 LEU A 73 -70.45 69.01 REMARK 500 10 ASP A 86 -55.33 -123.29 REMARK 500 10 SER A 88 150.81 61.81 REMARK 500 10 TRP A 90 109.93 -37.77 REMARK 500 10 ALA A 91 116.72 -35.29 REMARK 500 10 GLN A 100 -64.97 -148.63 REMARK 500 10 GLU A 102 131.37 67.74 REMARK 500 10 ASP A 103 -14.02 -166.46 REMARK 500 10 ARG A 108 153.01 176.73 REMARK 500 10 ARG A 112 -152.12 -125.60 REMARK 500 10 PHE A 117 161.44 -47.73 REMARK 500 10 ASP A 119 55.74 -163.41 REMARK 500 10 ARG A 120 -96.52 -100.73 REMARK 500 10 LYS A 121 52.49 -175.06 REMARK 500 10 CYS A 133 -67.19 -132.08 REMARK 500 10 SER A 138 -19.30 -141.47 REMARK 500 11 PHE A 3 -166.30 57.21 REMARK 500 11 VAL A 4 -54.62 -120.66 REMARK 500 11 CYS A 5 -160.96 -165.98 REMARK 500 11 ASN A 6 74.03 -154.05 REMARK 500 11 PRO A 9 -76.68 -93.30 REMARK 500 11 GLU A 10 -93.29 -96.74 REMARK 500 11 TRP A 12 133.06 -39.26 REMARK 500 11 PHE A 15 -133.46 -131.31 REMARK 500 11 ARG A 17 -0.89 -162.00 REMARK 500 11 THR A 26 105.63 64.52 REMARK 500 11 LYS A 27 -98.07 -175.61 REMARK 500 11 VAL A 44 -76.68 -5.74 REMARK 500 11 HIS A 61 -73.27 -61.56 REMARK 500 11 THR A 62 -26.36 -160.41 REMARK 500 11 ASP A 72 -91.41 58.55 REMARK 500 11 LEU A 73 -50.48 -166.22 REMARK 500 11 ASP A 86 -55.97 -123.26 REMARK 500 11 SER A 88 154.11 61.45 REMARK 500 11 TRP A 90 106.25 -40.67 REMARK 500 11 ALA A 91 120.04 -32.47 REMARK 500 11 GLU A 102 98.35 67.04 REMARK 500 11 ARG A 112 -153.08 -122.70 REMARK 500 11 PHE A 117 163.57 -49.81 REMARK 500 11 ASP A 119 28.58 -146.63 REMARK 500 11 ARG A 120 -157.32 -72.81 REMARK 500 11 LYS A 121 51.17 -140.47 REMARK 500 11 ALA A 131 93.35 -54.81 REMARK 500 11 ALA A 137 77.35 55.27 REMARK 500 11 SER A 138 -39.02 -153.09 REMARK 500 12 ASN A 6 73.20 70.20 REMARK 500 12 PRO A 9 -76.84 -93.43 REMARK 500 12 GLU A 10 -91.24 -97.98 REMARK 500 12 TRP A 12 134.06 -39.49 REMARK 500 12 PHE A 15 -130.54 -128.57 REMARK 500 12 ARG A 17 0.14 -165.28 REMARK 500 12 THR A 26 148.55 66.13 REMARK 500 12 GLU A 40 37.12 70.96 REMARK 500 12 VAL A 44 -76.96 -4.78 REMARK 500 12 SER A 60 -139.79 -70.67 REMARK 500 12 ASP A 72 -94.31 56.70 REMARK 500 12 LEU A 73 -58.49 -162.23 REMARK 500 12 SER A 88 163.12 59.97 REMARK 500 12 TRP A 90 100.39 25.20 REMARK 500 12 ALA A 91 111.25 -38.91 REMARK 500 12 SER A 97 -167.30 57.25 REMARK 500 12 ARG A 98 -31.85 -152.92 REMARK 500 12 GLU A 102 130.43 66.47 REMARK 500 12 ASP A 103 -12.85 -169.01 REMARK 500 12 ARG A 108 -165.45 175.01 REMARK 500 12 SER A 110 30.62 -84.01 REMARK 500 12 ARG A 112 -150.52 -128.87 REMARK 500 12 PHE A 117 159.30 -44.45 REMARK 500 12 ARG A 120 -141.19 -75.49 REMARK 500 12 LYS A 121 60.58 -175.13 REMARK 500 12 THR A 134 82.10 56.08 REMARK 500 12 ALA A 137 -165.65 57.05 REMARK 500 13 CYS A 5 51.08 -164.47 REMARK 500 13 ASN A 6 85.36 -167.15 REMARK 500 13 PRO A 9 -75.34 -92.79 REMARK 500 13 GLU A 10 -85.63 -103.93 REMARK 500 13 LYS A 11 -70.01 -51.68 REMARK 500 13 PHE A 15 -130.04 -128.16 REMARK 500 13 ARG A 17 -0.95 -165.64 REMARK 500 13 LYS A 27 -5.39 -161.82 REMARK 500 13 VAL A 44 -77.33 -4.39 REMARK 500 13 HIS A 61 -79.72 -55.63 REMARK 500 13 THR A 62 -68.38 -122.96 REMARK 500 13 SER A 88 163.72 60.69 REMARK 500 13 ASN A 89 -10.85 -142.84 REMARK 500 13 TRP A 90 95.39 -38.69 REMARK 500 13 ALA A 91 150.58 61.43 REMARK 500 13 GLU A 102 88.98 -170.92 REMARK 500 13 ARG A 108 -167.99 -121.14 REMARK 500 13 ARG A 120 -101.68 -89.08 REMARK 500 13 LYS A 121 54.48 -176.42 REMARK 500 13 LEU A 122 -158.65 -87.01 REMARK 500 13 ALA A 137 -67.11 -144.93 REMARK 500 13 ALA A 142 67.28 -110.73 REMARK 500 14 VAL A 4 -169.67 -74.18 REMARK 500 14 CYS A 5 -83.48 -111.79 REMARK 500 14 ASN A 6 60.50 -174.64 REMARK 500 14 PRO A 9 -75.08 -92.53 REMARK 500 14 LYS A 11 -72.39 68.55 REMARK 500 14 TRP A 12 130.56 -38.58 REMARK 500 14 PHE A 15 -130.87 -129.15 REMARK 500 14 ARG A 17 0.07 -165.05 REMARK 500 14 THR A 26 -167.08 52.29 REMARK 500 14 LYS A 27 -1.08 -164.21 REMARK 500 14 VAL A 44 -77.06 -3.36 REMARK 500 14 ALA A 59 103.73 -53.93 REMARK 500 14 ASP A 72 -77.59 -155.44 REMARK 500 14 LEU A 73 -74.18 -152.36 REMARK 500 14 ASP A 86 -50.02 -123.65 REMARK 500 14 SER A 88 150.55 61.60 REMARK 500 14 TRP A 90 110.56 -38.32 REMARK 500 14 ALA A 91 123.34 -37.62 REMARK 500 14 SER A 97 -166.91 -115.08 REMARK 500 14 SER A 99 -76.76 -138.97 REMARK 500 14 GLN A 100 -74.40 -161.13 REMARK 500 14 GLU A 102 144.76 65.74 REMARK 500 14 ASP A 103 97.13 -167.83 REMARK 500 14 ARG A 108 162.54 178.83 REMARK 500 14 ARG A 112 -151.26 -121.21 REMARK 500 14 PHE A 117 -87.53 -38.76 REMARK 500 14 CYS A 118 61.65 163.33 REMARK 500 14 ASP A 119 36.39 -89.94 REMARK 500 14 ARG A 120 98.27 58.56 REMARK 500 14 ALA A 137 84.60 56.38 REMARK 500 14 GLU A 139 -165.71 56.78 REMARK 500 15 ASN A 6 43.77 73.07 REMARK 500 15 PRO A 9 -75.29 -92.82 REMARK 500 15 GLU A 10 -79.04 -106.23 REMARK 500 15 LYS A 11 -71.42 -57.02 REMARK 500 15 TRP A 12 135.61 -38.47 REMARK 500 15 PHE A 15 -130.07 -128.55 REMARK 500 15 ARG A 17 -0.46 -164.89 REMARK 500 15 LYS A 27 -66.10 -138.68 REMARK 500 15 GLN A 28 -162.62 -129.72 REMARK 500 15 VAL A 44 -76.63 -5.19 REMARK 500 15 SER A 60 -82.74 -60.29 REMARK 500 15 LEU A 73 -72.86 -54.53 REMARK 500 15 SER A 88 164.14 60.07 REMARK 500 15 TRP A 90 97.93 23.34 REMARK 500 15 SER A 97 -48.23 -149.14 REMARK 500 15 ARG A 108 -63.35 179.97 REMARK 500 15 SER A 110 -74.44 68.07 REMARK 500 15 ARG A 112 -146.37 -145.45 REMARK 500 15 PHE A 117 155.89 -47.95 REMARK 500 15 ARG A 120 106.08 60.07 REMARK 500 15 LYS A 121 13.30 -154.07 REMARK 500 15 CYS A 133 -166.09 -102.68 REMARK 500 16 CYS A 5 -104.97 56.81 REMARK 500 16 ASN A 6 55.40 -177.72 REMARK 500 16 PRO A 9 -74.79 -92.56 REMARK 500 16 LYS A 11 -72.98 68.96 REMARK 500 16 TRP A 12 129.34 -34.35 REMARK 500 16 PHE A 15 -130.48 -128.70 REMARK 500 16 ARG A 17 -0.55 -165.60 REMARK 500 16 THR A 26 147.45 66.22 REMARK 500 16 VAL A 44 -76.15 -3.46 REMARK 500 16 ASP A 72 -89.62 60.31 REMARK 500 16 LEU A 73 -57.88 -170.03 REMARK 500 16 HIS A 84 164.08 62.07 REMARK 500 16 TYR A 87 -35.16 -139.14 REMARK 500 16 SER A 88 152.40 60.72 REMARK 500 16 TRP A 90 111.89 -37.09 REMARK 500 16 ALA A 91 127.88 -31.14 REMARK 500 16 PRO A 92 -70.30 -57.91 REMARK 500 16 ARG A 98 -1.78 -163.39 REMARK 500 16 ASP A 103 -72.20 -154.28 REMARK 500 16 ARG A 108 -99.50 -171.32 REMARK 500 16 ARG A 112 -138.82 -139.08 REMARK 500 16 ASP A 119 40.24 -171.10 REMARK 500 16 ARG A 120 -114.27 -69.86 REMARK 500 16 LYS A 121 52.35 -176.19 REMARK 500 16 PRO A 136 105.63 -54.29 REMARK 500 17 ASN A 6 -25.87 -162.34 REMARK 500 17 PRO A 9 -84.50 -73.05 REMARK 500 17 GLU A 10 -114.44 -75.12 REMARK 500 17 LYS A 11 -76.88 -45.67 REMARK 500 17 TRP A 12 129.93 -10.60 REMARK 500 17 PHE A 15 -126.84 -126.66 REMARK 500 17 ARG A 17 -1.02 -168.95 REMARK 500 17 LYS A 27 -92.16 -168.20 REMARK 500 17 VAL A 44 -76.37 -4.22 REMARK 500 17 SER A 60 -84.39 -57.22 REMARK 500 17 LEU A 71 -85.60 -61.06 REMARK 500 17 LEU A 73 -86.67 57.42 REMARK 500 17 SER A 88 156.10 61.03 REMARK 500 17 TRP A 90 95.28 -40.49 REMARK 500 17 ALA A 91 154.91 60.25 REMARK 500 17 GLU A 94 85.52 -157.82 REMARK 500 17 GLU A 102 119.05 -161.97 REMARK 500 17 ASP A 103 -37.07 -174.85 REMARK 500 17 CYS A 118 -70.99 175.36 REMARK 500 17 ASP A 119 91.32 45.49 REMARK 500 17 ARG A 120 108.01 -43.45 REMARK 500 17 LYS A 121 12.50 -151.01 REMARK 500 17 CYS A 133 -56.80 -161.19 REMARK 500 17 ALA A 142 67.65 -103.07 REMARK 500 18 PHE A 3 -14.01 -141.42 REMARK 500 18 ASN A 6 86.99 -170.45 REMARK 500 18 PRO A 9 -75.72 -92.01 REMARK 500 18 GLU A 10 -84.26 -104.42 REMARK 500 18 LYS A 11 -70.11 -52.18 REMARK 500 18 PHE A 15 -130.51 -128.55 REMARK 500 18 ARG A 17 -1.20 -166.08 REMARK 500 18 THR A 26 -158.61 -156.31 REMARK 500 18 LYS A 27 -63.64 -142.35 REMARK 500 18 VAL A 44 -76.32 -4.76 REMARK 500 18 SER A 60 -83.30 -59.28 REMARK 500 18 LEU A 71 -79.37 -46.40 REMARK 500 18 ASP A 72 -68.27 -127.52 REMARK 500 18 LEU A 73 -53.45 -150.93 REMARK 500 18 SER A 88 173.48 56.36 REMARK 500 18 TRP A 90 100.47 12.61 REMARK 500 18 ARG A 98 32.54 -165.45 REMARK 500 18 GLU A 102 114.91 66.11 REMARK 500 18 ASP A 103 -13.70 -164.15 REMARK 500 18 PHE A 117 160.81 -45.70 REMARK 500 18 ARG A 120 108.12 63.15 REMARK 500 18 LYS A 121 15.84 -156.12 REMARK 500 18 CYS A 133 12.70 -158.59 REMARK 500 18 SER A 141 -35.29 -136.02 REMARK 500 19 ASN A 6 68.44 -170.25 REMARK 500 19 PRO A 9 -68.96 -90.56 REMARK 500 19 LYS A 11 -73.70 69.21 REMARK 500 19 TRP A 12 128.64 -33.91 REMARK 500 19 PHE A 15 -131.97 -127.06 REMARK 500 19 ARG A 17 -0.32 -165.87 REMARK 500 19 VAL A 44 -76.04 -5.37 REMARK 500 19 ILE A 46 138.79 -33.31 REMARK 500 19 SER A 60 -79.44 -60.75 REMARK 500 19 ASP A 72 -90.16 59.54 REMARK 500 19 LEU A 73 -55.44 -166.01 REMARK 500 19 SER A 88 154.77 62.20 REMARK 500 19 ASN A 89 -8.64 -140.13 REMARK 500 19 TRP A 90 111.63 -38.07 REMARK 500 19 ALA A 91 130.01 -35.62 REMARK 500 19 GLU A 94 79.84 -162.57 REMARK 500 19 ARG A 98 84.82 56.54 REMARK 500 19 GLN A 100 -72.29 -129.89 REMARK 500 19 GLU A 102 -155.20 -102.34 REMARK 500 19 ASP A 103 102.65 -162.83 REMARK 500 19 ARG A 108 168.37 172.94 REMARK 500 19 SER A 110 -73.50 69.25 REMARK 500 19 ARG A 112 -147.31 -143.13 REMARK 500 19 PHE A 117 -73.55 -39.68 REMARK 500 19 CYS A 118 45.12 177.22 REMARK 500 19 ARG A 120 138.40 -34.19 REMARK 500 19 LYS A 121 19.05 -159.09 REMARK 500 19 LEU A 122 -167.10 -108.06 REMARK 500 19 ALA A 131 150.21 -44.03 REMARK 500 19 CYS A 133 -20.92 -153.14 REMARK 500 19 PRO A 136 94.70 -66.55 REMARK 500 19 ALA A 137 -171.26 58.34 REMARK 500 19 SER A 141 -72.90 -96.18 REMARK 500 20 CYS A 5 -92.89 -112.08 REMARK 500 20 THR A 7 -38.29 -154.46 REMARK 500 20 PRO A 9 -73.11 -93.64 REMARK 500 20 GLU A 10 -84.78 -105.76 REMARK 500 20 LYS A 11 -70.59 -52.88 REMARK 500 20 TRP A 12 134.06 -39.01 REMARK 500 20 PHE A 15 -130.24 -128.35 REMARK 500 20 ARG A 17 -0.41 -165.37 REMARK 500 20 THR A 26 111.27 63.83 REMARK 500 20 LYS A 27 -83.54 -171.75 REMARK 500 20 VAL A 44 -77.26 -4.95 REMARK 500 20 SER A 60 -159.55 -78.45 REMARK 500 20 THR A 62 -83.15 -83.92 REMARK 500 20 LEU A 71 -79.99 -70.45 REMARK 500 20 ASP A 72 -77.48 -86.49 REMARK 500 20 LEU A 73 -67.52 -164.40 REMARK 500 20 SER A 88 175.57 53.96 REMARK 500 20 ASN A 89 -5.87 -143.33 REMARK 500 20 TRP A 90 101.90 -34.50 REMARK 500 20 GLU A 102 42.28 -151.56 REMARK 500 20 ASP A 103 92.55 56.90 REMARK 500 20 ARG A 108 -51.68 178.02 REMARK 500 20 ARG A 112 -163.42 -63.65 REMARK 500 20 CYS A 118 -78.67 165.24 REMARK 500 20 ASP A 119 102.67 61.09 REMARK 500 20 ARG A 120 100.54 -40.87 REMARK 500 20 SER A 141 -54.86 -151.43 REMARK 500 20 ALA A 142 -166.51 57.19 REMARK 500 REMARK 500 REMARK: NULL

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1T8C RELATED DB: PDB

DBREF 1T8D A 1 143 UNP P06734 FCER2_HUMAN 156 298

SEQRES 1 A 143 SER GLY PHE VAL CYS ASN THR CYS PRO GLU LYS TRP ILE SEQRES 2 A 143 ASN PHE GLN ARG LYS CYS TYR TYR PHE GLY LYS GLY THR SEQRES 3 A 143 LYS GLN TRP VAL HIS ALA ARG TYR ALA CYS ASP ASP MET SEQRES 4 A 143 GLU GLY GLN LEU VAL SER ILE HIS SER PRO GLU GLU GLN SEQRES 5 A 143 ASP PHE LEU THR LYS HIS ALA SER HIS THR GLY SER TRP SEQRES 6 A 143 ILE GLY LEU ARG ASN LEU ASP LEU LYS GLY GLU PHE ILE SEQRES 7 A 143 TRP VAL ASP GLY SER HIS VAL ASP TYR SER ASN TRP ALA SEQRES 8 A 143 PRO GLY GLU PRO THR SER ARG SER GLN GLY GLU ASP CYS SEQRES 9 A 143 VAL MET MET ARG GLY SER GLY ARG TRP ASN ASP ALA PHE SEQRES 10 A 143 CYS ASP ARG LYS LEU GLY ALA TRP VAL CYS ASP ARG LEU SEQRES 11 A 143 ALA THR CYS THR PRO PRO ALA SER GLU GLY SER ALA GLU

HELIX 1 1 GLN A 28 MET A 39 1 12 HELIX 2 2 SER A 48 ALA A 59 1 12

SHEET 1 A 3 ILE A 13 ASN A 14 0 SHEET 2 A 3 LYS A 18 LYS A 24 -1 O TYR A 20 N ILE A 13 SHEET 3 A 3 ALA A 124 LEU A 130 -1 O CYS A 127 N TYR A 21 SHEET 1 B 4 PHE A 77 TRP A 79 0 SHEET 2 B 4 SER A 64 ASN A 70 -1 N ARG A 69 O ILE A 78 SHEET 3 B 4 CYS A 104 ARG A 108 -1 O MET A 107 N SER A 64 SHEET 4 B 4 ARG A 112 ALA A 116 -1 O ASN A 114 N MET A 106

SSBOND 1 CYS A 5 CYS A 133 1555 1555 2.03 SSBOND 2 CYS A 8 CYS A 19 1555 1555 2.03 SSBOND 3 CYS A 36 CYS A 127 1555 1555 2.03 SSBOND 4 CYS A 104 CYS A 118 1555 1555 2.03

CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1

ORIGX1 1.000000 0.000000 0.000000 0.00000

ORIGX2 0.000000 1.000000 0.000000 0.00000

ORIGX3 0.000000 0.000000 1.000000 0.00000

SCALE1 1.000000 0.000000 0.000000 0.00000

SCALE2 0.000000 1.000000 0.000000 0.00000

SCALE3 0.000000 0.000000 1.000000 0.00000