1GA3 - Header Asymmetric Unit

HEADER CYTOKINE 29-NOV-00 1GA3

TITLE NMR STRUCTURE OF INTERLEUKIN-13

COMPND MOL_ID: 1; COMPND 2 MOLECULE: INTERLEUKIN-13; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: INTERLEUKIN-13 (RESIDUES 21-132); COMPND 5 SYNONYM: IL-13; COMPND 6 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: IL13; 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: PMAL-IL-13

KEYWDS INTERLEUKIN-13,IL-13,IL13,CYTOKINE

EXPDTA SOLUTION NMR

NUMMDL 20

AUTHOR E.Z.EISENMESSER,D.A.HORITA,A.S.ALTIERI,R.A.BYRD

REVDAT 2 24-FEB-09 1GA3 1 VERSN REVDAT 1 04-JUL-01 1GA3 0

JRNL AUTH E.Z.EISENMESSER,D.A.HORITA,A.S.ALTIERI,R.A.BYRD JRNL TITL SOLUTION STRUCTURE OF INTERLEUKIN-13 AND INSIGHTS JRNL TITL 2 INTO RECEPTOR ENGAGEMENT JRNL REF J.MOL.BIOL. V. 310 231 2001 JRNL REFN ISSN 0022-2836 JRNL PMID 11419949 JRNL DOI 10.1006/JMBI.2001.4765

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH E.Z.EISENMESSER,D.A.HORITA,R.A.BYRD REMARK 1 TITL SECONDARY STRUCTURE AND BACKBONE RESONANCE REMARK 1 TITL 2 ASSIGNMENTS FOR HUMAN INTERLEUKIN-13 REMARK 1 REF J.BIOMOL.NMR V. 19 93 2001 REMARK 1 REFN ISSN 0925-2738 REMARK 1 DOI 10.1023/A:1008336103603 REMARK 1 REFERENCE 2 REMARK 1 AUTH E.Z.EISENMESSER,R.B.KAPUST,J.P.NAWROCKI,D.S.WAUGH, REMARK 1 AUTH 2 R.A.BYRD,M.J.MAZZULLA,L.K.PANNELL REMARK 1 TITL EXPRESSION, PURIFICATION, REFOLDING, AND REMARK 1 TITL 2 CHARACTERIZATION OF RECOMBINANT HUMAN REMARK 1 TITL 3 INTERLEUKIN-13: UTILIZATION OF INTRACELLULAR REMARK 1 TITL 4 PROCESSING REMARK 1 REF PROTEIN EXPR.PURIF. V. 20 186 2000 REMARK 1 REFN ISSN 1046-5928 REMARK 1 DOI 10.1006/PREP.2000.1283

REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : ARIA RECENT REMARK 3 AUTHORS : NILGES REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1GA3 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-DEC-00. REMARK 100 THE RCSB ID CODE IS RCSB012422.

REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 6.1 REMARK 210 IONIC STRENGTH : 50MM NACL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 1MM IL-13 15N,13C: 25MM REMARK 210 PHOSPHATE BUFFER,PH 6.1; 50MM REMARK 210 NACL; 1 MM EDTA REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 3D_15N-SEPARATED_NOESY, 3D_ REMARK 210 13C-SEPARATED_NOESY, HNCACB, REMARK 210 CACBCONH, 4D CC-NOESY, 4D CN- REMARK 210 NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ, 600 MHZ REMARK 210 SPECTROMETER MODEL : INOVA REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NMRPIPE RECENT, ANSIG RECENT, REMARK 210 CNS RECENT, ARIA RECENT REMARK 210 METHOD USED : TORSION ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 200 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: USING 3D AND 4D NMR.

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 PRO A 3 -171.22 -54.11 REMARK 500 1 GLN A 24 179.27 -53.31 REMARK 500 1 PRO A 27 -167.94 -78.43 REMARK 500 1 CYS A 29 -82.54 68.43 REMARK 500 1 ASN A 30 28.10 -147.41 REMARK 500 1 SER A 36 148.88 -38.82 REMARK 500 1 ASN A 38 55.55 -113.83 REMARK 500 1 LEU A 39 -19.85 -43.79 REMARK 500 1 ALA A 41 -85.91 -151.60 REMARK 500 1 CYS A 57 -68.55 -135.59 REMARK 500 1 GLU A 61 -37.59 -35.60 REMARK 500 1 CYS A 71 106.69 -46.03 REMARK 500 1 HIS A 73 -165.75 170.41 REMARK 500 1 SER A 76 -136.41 -115.10 REMARK 500 1 GLN A 79 47.91 -168.03 REMARK 500 1 SER A 81 30.53 -147.72 REMARK 500 1 ASP A 87 -83.12 -144.96 REMARK 500 1 LEU A 101 -70.55 -56.87 REMARK 500 1 ARG A 111 42.23 -108.88 REMARK 500 2 VAL A 4 134.49 62.08 REMARK 500 2 GLN A 24 171.93 -54.03 REMARK 500 2 CYS A 29 -78.91 64.95 REMARK 500 2 ASN A 30 31.11 -150.27 REMARK 500 2 SER A 36 146.33 -39.31 REMARK 500 2 ASN A 38 50.60 -118.38 REMARK 500 2 LEU A 39 -31.35 -35.28 REMARK 500 2 CYS A 57 -73.26 -135.08 REMARK 500 2 CYS A 71 106.38 -46.54 REMARK 500 2 HIS A 73 -171.26 167.67 REMARK 500 2 VAL A 75 98.13 -166.55 REMARK 500 2 SER A 76 -135.64 -105.19 REMARK 500 2 SER A 81 -175.25 -59.09 REMARK 500 2 HIS A 84 37.67 -176.77 REMARK 500 2 VAL A 85 67.75 -166.21 REMARK 500 2 ASP A 87 -80.57 -123.59 REMARK 500 2 ARG A 111 48.03 23.50 REMARK 500 3 GLN A 24 179.45 -57.23 REMARK 500 3 ALA A 26 152.29 -47.65 REMARK 500 3 SER A 32 108.33 -164.76 REMARK 500 3 SER A 36 173.52 70.44 REMARK 500 3 ASN A 38 73.86 -117.62 REMARK 500 3 THR A 40 -53.98 -165.27 REMARK 500 3 CYS A 57 -75.29 -139.74 REMARK 500 3 SER A 58 -50.07 75.33 REMARK 500 3 PRO A 72 49.20 -82.40 REMARK 500 3 HIS A 73 -162.99 177.53 REMARK 500 3 SER A 76 -136.21 -115.43 REMARK 500 3 SER A 81 126.37 -176.33 REMARK 500 3 SER A 82 -78.60 -59.61 REMARK 500 3 VAL A 85 96.61 -168.62 REMARK 500 3 ASP A 87 -79.22 -170.79 REMARK 500 3 ARG A 111 44.44 -92.00 REMARK 500 4 PRO A 3 -176.02 -52.41 REMARK 500 4 VAL A 4 86.48 49.79 REMARK 500 4 GLN A 24 -176.49 -54.84 REMARK 500 4 ASN A 30 -51.21 80.64 REMARK 500 4 SER A 36 149.75 -39.32 REMARK 500 4 LEU A 39 -12.76 -49.35 REMARK 500 4 ALA A 41 -91.26 -160.25 REMARK 500 4 CYS A 57 -76.23 -138.08 REMARK 500 4 HIS A 73 -140.79 -111.73 REMARK 500 4 VAL A 75 97.71 -167.40 REMARK 500 4 SER A 76 -136.14 -111.93 REMARK 500 4 ALA A 77 75.83 -104.62 REMARK 500 4 GLN A 79 -170.16 58.82 REMARK 500 4 PHE A 80 176.53 -55.13 REMARK 500 4 LEU A 83 -176.17 59.93 REMARK 500 4 ASP A 87 -87.23 -164.76 REMARK 500 4 LEU A 101 -70.25 -56.26 REMARK 500 4 ARG A 111 48.73 23.16 REMARK 500 5 PRO A 3 -163.41 -56.49 REMARK 500 5 VAL A 4 84.10 51.42 REMARK 500 5 PRO A 6 92.04 -65.38 REMARK 500 5 GLN A 22 59.37 -115.50 REMARK 500 5 ASN A 23 -81.67 -133.12 REMARK 500 5 ALA A 26 177.69 -56.05 REMARK 500 5 CYS A 29 -76.07 -127.81 REMARK 500 5 ASN A 30 28.60 -159.10 REMARK 500 5 MET A 33 163.02 -49.28 REMARK 500 5 SER A 36 169.15 75.00 REMARK 500 5 ASN A 38 55.80 -91.88 REMARK 500 5 LEU A 39 -26.55 -39.05 REMARK 500 5 ALA A 41 143.38 -177.46 REMARK 500 5 CYS A 57 -77.52 -133.34 REMARK 500 5 CYS A 71 100.54 -42.81 REMARK 500 5 VAL A 75 96.02 -163.73 REMARK 500 5 SER A 76 -136.02 -110.71 REMARK 500 5 GLN A 79 89.48 43.16 REMARK 500 5 SER A 82 -44.30 -176.61 REMARK 500 5 LEU A 83 92.98 46.01 REMARK 500 5 HIS A 84 -83.72 -126.65 REMARK 500 5 VAL A 85 100.37 -177.24 REMARK 500 5 ASP A 87 -87.00 -175.06 REMARK 500 5 ARG A 111 47.96 23.24 REMARK 500 6 VAL A 4 87.93 50.26 REMARK 500 6 PRO A 6 63.07 -69.35 REMARK 500 6 GLN A 24 -167.08 -57.03 REMARK 500 6 LEU A 28 -81.42 -57.41 REMARK 500 6 CYS A 29 -63.78 -97.67 REMARK 500 6 ASN A 30 53.74 -154.74 REMARK 500 6 SER A 36 170.26 94.83 REMARK 500 6 ASN A 38 69.07 -109.73 REMARK 500 6 THR A 40 -40.73 -172.21 REMARK 500 6 ALA A 41 115.96 -165.36 REMARK 500 6 CYS A 57 -66.14 -136.93 REMARK 500 6 HIS A 73 -164.90 171.01 REMARK 500 6 VAL A 75 97.80 -166.96 REMARK 500 6 SER A 76 -135.56 -96.11 REMARK 500 6 PHE A 80 -89.72 45.54 REMARK 500 6 HIS A 84 -56.06 78.44 REMARK 500 6 ASP A 87 -80.70 -170.22 REMARK 500 6 ARG A 111 43.45 -91.83 REMARK 500 7 VAL A 4 134.45 62.06 REMARK 500 7 ASN A 23 -85.63 -49.67 REMARK 500 7 ALA A 26 176.73 -54.49 REMARK 500 7 CYS A 29 71.48 62.77 REMARK 500 7 ASN A 30 -54.27 70.58 REMARK 500 7 SER A 36 160.02 -40.48 REMARK 500 7 ASN A 38 68.10 -107.36 REMARK 500 7 THR A 40 -46.27 -152.85 REMARK 500 7 ALA A 41 -79.80 -134.88 REMARK 500 7 CYS A 57 -68.44 -135.21 REMARK 500 7 GLU A 61 -38.69 -38.92 REMARK 500 7 CYS A 71 102.95 -43.10 REMARK 500 7 VAL A 75 97.39 -167.71 REMARK 500 7 SER A 76 -136.37 -115.78 REMARK 500 7 ALA A 77 63.10 -110.92 REMARK 500 7 GLN A 79 136.72 -176.43 REMARK 500 7 PHE A 80 -75.75 -101.45 REMARK 500 7 SER A 81 -168.09 55.87 REMARK 500 7 SER A 82 -79.65 63.99 REMARK 500 7 LEU A 83 90.75 61.22 REMARK 500 7 ASP A 87 -81.58 -103.21 REMARK 500 7 ARG A 111 43.67 -105.38 REMARK 500 8 VAL A 4 88.31 49.43 REMARK 500 8 CYS A 29 -32.04 83.36 REMARK 500 8 ASN A 30 88.01 44.37 REMARK 500 8 SER A 32 106.30 -55.01 REMARK 500 8 SER A 36 142.39 -29.56 REMARK 500 8 CYS A 57 -70.22 -137.84 REMARK 500 8 CYS A 71 97.69 -35.85 REMARK 500 8 HIS A 73 -171.03 168.03 REMARK 500 8 SER A 76 -136.81 -117.05 REMARK 500 8 GLN A 79 -170.87 -55.99 REMARK 500 8 PHE A 80 89.16 -56.61 REMARK 500 8 SER A 81 101.78 -179.67 REMARK 500 8 SER A 82 -62.29 70.47 REMARK 500 8 HIS A 84 -56.33 78.18 REMARK 500 8 VAL A 85 99.00 -173.65 REMARK 500 8 ASP A 87 -83.90 -134.42 REMARK 500 8 ARG A 111 42.65 -91.57 REMARK 500 9 PRO A 3 -168.07 -70.05 REMARK 500 9 VAL A 4 79.31 49.99 REMARK 500 9 PRO A 6 76.69 -69.72 REMARK 500 9 GLN A 22 -70.15 -104.95 REMARK 500 9 GLN A 24 77.94 -66.64 REMARK 500 9 CYS A 29 -81.39 62.59 REMARK 500 9 ASN A 30 35.43 -169.36 REMARK 500 9 MET A 33 162.83 -46.07 REMARK 500 9 SER A 36 166.61 73.73 REMARK 500 9 LEU A 39 82.73 32.34 REMARK 500 9 THR A 40 72.12 -163.82 REMARK 500 9 ALA A 41 132.87 63.37 REMARK 500 9 CYS A 57 -75.54 -127.24 REMARK 500 9 SER A 58 19.32 57.70 REMARK 500 9 HIS A 73 -145.91 -122.20 REMARK 500 9 VAL A 75 96.26 -160.15 REMARK 500 9 ALA A 77 98.78 40.48 REMARK 500 9 SER A 81 -40.36 -176.84 REMARK 500 9 HIS A 84 -36.84 -179.94 REMARK 500 9 ASP A 87 -82.00 -167.98 REMARK 500 10 VAL A 4 134.19 62.16 REMARK 500 10 PRO A 6 -167.79 -70.88 REMARK 500 10 GLN A 22 48.54 -84.00 REMARK 500 10 ALA A 26 171.85 -52.99 REMARK 500 10 CYS A 29 -80.84 62.54 REMARK 500 10 ASN A 30 -46.94 -143.00 REMARK 500 10 SER A 36 164.65 -45.50 REMARK 500 10 THR A 40 -53.95 -173.45 REMARK 500 10 CYS A 57 -73.37 -129.33 REMARK 500 10 CYS A 71 107.19 -47.44 REMARK 500 10 HIS A 73 -166.09 169.90 REMARK 500 10 SER A 76 -136.55 -114.57 REMARK 500 10 SER A 82 -79.28 -173.71 REMARK 500 10 HIS A 84 92.41 59.64 REMARK 500 10 VAL A 85 -83.04 -106.27 REMARK 500 10 ARG A 86 138.11 -175.14 REMARK 500 10 ASP A 87 -82.64 -142.81 REMARK 500 11 VAL A 4 88.28 49.63 REMARK 500 11 GLN A 22 -73.32 -117.61 REMARK 500 11 ASN A 23 -33.84 -36.20 REMARK 500 11 LYS A 25 -56.32 76.33 REMARK 500 11 LEU A 28 -66.52 -96.23 REMARK 500 11 SER A 32 107.93 -59.35 REMARK 500 11 SER A 36 169.90 63.79 REMARK 500 11 LEU A 39 81.89 29.86 REMARK 500 11 THR A 40 91.35 174.80 REMARK 500 11 ALA A 41 162.39 57.04 REMARK 500 11 CYS A 57 -77.96 -131.95 REMARK 500 11 CYS A 71 103.64 -43.86 REMARK 500 11 HIS A 73 -168.78 179.45 REMARK 500 11 PHE A 80 -111.87 -139.13 REMARK 500 11 SER A 81 -168.49 53.99 REMARK 500 11 ARG A 86 148.25 172.75 REMARK 500 11 LEU A 101 -70.78 -51.69 REMARK 500 11 ARG A 111 42.58 -97.59 REMARK 500 12 VAL A 4 104.42 -46.29 REMARK 500 12 PRO A 6 -167.59 -69.37 REMARK 500 12 GLN A 22 41.69 -91.54 REMARK 500 12 GLN A 24 -176.28 -56.53 REMARK 500 12 LEU A 28 -84.42 -92.14 REMARK 500 12 ASN A 30 80.92 44.08 REMARK 500 12 SER A 32 106.05 -164.85 REMARK 500 12 TRP A 35 108.70 -59.36 REMARK 500 12 SER A 36 149.00 -38.28 REMARK 500 12 LEU A 39 -33.54 -39.85 REMARK 500 12 THR A 40 77.27 -62.90 REMARK 500 12 ALA A 41 149.37 60.60 REMARK 500 12 CYS A 57 -72.12 -130.28 REMARK 500 12 SER A 58 19.64 58.48 REMARK 500 12 HIS A 73 -158.05 -91.45 REMARK 500 12 VAL A 75 89.33 -150.72 REMARK 500 12 ALA A 77 95.81 36.79 REMARK 500 12 PHE A 80 54.00 -112.26 REMARK 500 12 SER A 81 -67.63 69.12 REMARK 500 12 HIS A 84 -42.69 -167.42 REMARK 500 12 VAL A 85 75.62 42.19 REMARK 500 12 ASP A 87 -92.79 -170.03 REMARK 500 12 ARG A 111 42.86 -108.95 REMARK 500 13 PRO A 3 -173.95 -53.16 REMARK 500 13 VAL A 4 88.91 50.29 REMARK 500 13 GLN A 24 -168.64 -56.30 REMARK 500 13 LEU A 28 -80.62 -115.08 REMARK 500 13 CYS A 29 -70.03 -79.38 REMARK 500 13 ASN A 30 31.50 -165.09 REMARK 500 13 SER A 36 146.13 -38.35 REMARK 500 13 ASN A 38 60.47 -115.61 REMARK 500 13 LEU A 39 -24.79 -39.76 REMARK 500 13 THR A 40 82.77 -67.62 REMARK 500 13 ALA A 41 -86.67 65.10 REMARK 500 13 CYS A 57 -79.18 -136.73 REMARK 500 13 HIS A 73 -93.62 -115.36 REMARK 500 13 LYS A 74 148.12 175.85 REMARK 500 13 VAL A 75 94.90 -162.48 REMARK 500 13 SER A 76 -136.76 -101.14 REMARK 500 13 SER A 82 91.38 61.22 REMARK 500 13 LEU A 83 34.03 -98.73 REMARK 500 13 HIS A 84 32.02 -145.67 REMARK 500 13 ASP A 87 -80.97 -94.62 REMARK 500 13 ARG A 111 43.58 -97.80 REMARK 500 14 ASN A 23 93.31 -52.65 REMARK 500 14 GLN A 24 -167.54 40.85 REMARK 500 14 ALA A 26 172.12 -59.33 REMARK 500 14 CYS A 29 -76.13 65.87 REMARK 500 14 ASN A 30 -45.04 -158.49 REMARK 500 14 SER A 36 164.78 112.16 REMARK 500 14 LEU A 39 -22.66 -39.91 REMARK 500 14 ALA A 41 -83.03 -128.15 REMARK 500 14 CYS A 57 -72.23 -132.56 REMARK 500 14 SER A 58 19.23 59.08 REMARK 500 14 HIS A 73 -147.42 -116.89 REMARK 500 14 VAL A 75 97.87 -167.03 REMARK 500 14 SER A 76 -135.69 -105.93 REMARK 500 14 GLN A 79 -178.40 59.50 REMARK 500 14 PHE A 80 44.91 -148.37 REMARK 500 14 SER A 81 88.87 60.92 REMARK 500 14 SER A 82 -38.85 -178.05 REMARK 500 14 HIS A 84 48.03 -176.92 REMARK 500 14 ARG A 111 42.95 -89.19 REMARK 500 15 PRO A 3 -176.98 -52.28 REMARK 500 15 GLN A 24 -171.70 -55.10 REMARK 500 15 PRO A 27 -168.32 -78.59 REMARK 500 15 LEU A 28 -87.71 -98.92 REMARK 500 15 ASN A 30 79.83 44.16 REMARK 500 15 SER A 32 107.46 -165.31 REMARK 500 15 TRP A 35 108.41 -59.36 REMARK 500 15 SER A 36 152.92 -41.45 REMARK 500 15 LEU A 39 -35.96 -33.25 REMARK 500 15 CYS A 57 -78.34 -133.38 REMARK 500 15 CYS A 71 103.01 -43.31 REMARK 500 15 HIS A 73 -170.68 178.57 REMARK 500 15 ALA A 77 176.35 52.60 REMARK 500 15 GLN A 79 169.53 57.86 REMARK 500 15 HIS A 84 29.32 -156.91 REMARK 500 15 VAL A 85 70.26 -115.16 REMARK 500 15 ASP A 87 -82.56 -144.52 REMARK 500 16 VAL A 4 78.70 55.14 REMARK 500 16 PRO A 6 -167.48 -69.88 REMARK 500 16 GLN A 22 48.41 -87.94 REMARK 500 16 GLN A 24 -176.54 -55.02 REMARK 500 16 LEU A 28 -81.69 -85.50 REMARK 500 16 ASN A 30 28.47 48.69 REMARK 500 16 SER A 32 108.78 -164.51 REMARK 500 16 SER A 36 166.70 75.02 REMARK 500 16 ALA A 41 141.51 -179.12 REMARK 500 16 CYS A 57 -71.66 -133.36 REMARK 500 16 CYS A 71 103.32 -42.22 REMARK 500 16 VAL A 75 96.94 -165.37 REMARK 500 16 SER A 76 -137.00 -109.00 REMARK 500 16 ALA A 77 -84.54 -150.48 REMARK 500 16 GLN A 79 86.66 63.24 REMARK 500 16 PHE A 80 -82.49 -116.71 REMARK 500 16 SER A 81 92.42 173.68 REMARK 500 16 SER A 82 -168.42 57.58 REMARK 500 16 ASP A 87 -4.29 69.83 REMARK 500 16 LEU A 101 -70.48 -56.27 REMARK 500 17 VAL A 4 106.50 -51.33 REMARK 500 17 PRO A 6 77.57 -69.43 REMARK 500 17 GLN A 22 38.89 -91.62 REMARK 500 17 GLN A 24 -95.49 -52.25 REMARK 500 17 LEU A 28 -76.53 -81.69 REMARK 500 17 CYS A 29 38.07 -147.08 REMARK 500 17 ASN A 30 -33.96 -35.08 REMARK 500 17 SER A 36 150.10 -34.72 REMARK 500 17 ILE A 37 -175.77 -48.34 REMARK 500 17 ASN A 38 89.06 -158.16 REMARK 500 17 ALA A 41 -61.68 75.42 REMARK 500 17 CYS A 57 -59.40 -141.02 REMARK 500 17 HIS A 73 -154.78 -93.97 REMARK 500 17 ALA A 77 -166.38 -58.62 REMARK 500 17 GLN A 79 47.85 -148.79 REMARK 500 17 SER A 82 37.55 -176.71 REMARK 500 17 HIS A 84 57.69 -168.37 REMARK 500 17 ASP A 87 -84.28 -67.49 REMARK 500 18 PRO A 3 179.94 -51.87 REMARK 500 18 GLN A 22 63.79 -104.85 REMARK 500 18 ASN A 23 -83.92 -138.74 REMARK 500 18 GLN A 24 -95.40 -96.31 REMARK 500 18 ALA A 26 40.78 79.34 REMARK 500 18 LEU A 28 -79.36 -145.69 REMARK 500 18 SER A 32 107.47 -167.50 REMARK 500 18 SER A 36 172.01 71.43 REMARK 500 18 ASN A 38 70.99 -104.01 REMARK 500 18 THR A 40 -51.94 -148.45 REMARK 500 18 ALA A 41 -81.59 -141.63 REMARK 500 18 CYS A 57 -77.69 -130.66 REMARK 500 18 CYS A 71 103.91 -44.58 REMARK 500 18 HIS A 73 -168.19 179.00 REMARK 500 18 ALA A 77 -172.25 46.13 REMARK 500 18 GLN A 79 165.07 62.67 REMARK 500 18 SER A 81 -79.41 63.39 REMARK 500 18 ASP A 87 -81.24 -136.49 REMARK 500 19 GLN A 22 -75.79 -86.00 REMARK 500 19 ASN A 23 -75.68 -45.43 REMARK 500 19 GLN A 24 88.56 -57.76 REMARK 500 19 CYS A 29 -81.71 62.39 REMARK 500 19 ASN A 30 31.42 -165.32 REMARK 500 19 SER A 36 173.97 79.81 REMARK 500 19 ASN A 38 74.56 -116.11 REMARK 500 19 THR A 40 55.53 -169.08 REMARK 500 19 ALA A 41 101.06 75.68 REMARK 500 19 CYS A 57 -72.81 -133.16 REMARK 500 19 HIS A 73 -153.47 -99.06 REMARK 500 19 VAL A 75 98.08 -166.48 REMARK 500 19 ALA A 77 -75.63 -130.12 REMARK 500 19 GLN A 79 58.09 -172.06 REMARK 500 19 SER A 81 99.28 -178.29 REMARK 500 19 SER A 82 39.80 -165.97 REMARK 500 19 HIS A 84 34.84 -155.13 REMARK 500 19 VAL A 85 -81.73 -114.71 REMARK 500 19 ARG A 86 108.34 58.95 REMARK 500 19 ASP A 87 -80.80 -135.50 REMARK 500 20 VAL A 4 84.20 49.75 REMARK 500 20 GLN A 24 -174.56 -56.39 REMARK 500 20 ALA A 26 158.37 -46.82 REMARK 500 20 LEU A 28 -84.72 -86.68 REMARK 500 20 ASN A 30 29.14 44.88 REMARK 500 20 MET A 33 160.09 -49.78 REMARK 500 20 ASN A 38 58.46 -113.50 REMARK 500 20 LEU A 39 -26.80 -39.36 REMARK 500 20 CYS A 57 -64.37 -142.94 REMARK 500 20 CYS A 71 102.01 -42.69 REMARK 500 20 VAL A 75 97.50 -166.04 REMARK 500 20 SER A 76 -135.45 -106.60 REMARK 500 20 ALA A 77 -172.92 -54.36 REMARK 500 20 GLN A 79 -170.86 58.54 REMARK 500 20 SER A 82 36.91 -176.06 REMARK 500 20 LEU A 83 70.52 -118.99 REMARK 500 20 VAL A 85 -83.68 -127.41 REMARK 500 20 LEU A 101 -70.42 -56.68 REMARK 500 20 ARG A 111 43.01 -92.89 REMARK 500 REMARK 500 REMARK: NULL

DBREF 1GA3 A 2 113 UNP P35225 IL13_HUMAN 21 132

SEQADV 1GA3 GLY A 1 UNP P35225 CLONING ARTIFACT

SEQRES 1 A 113 GLY GLY PRO VAL PRO PRO SER THR ALA LEU ARG GLU LEU SEQRES 2 A 113 ILE GLU GLU LEU VAL ASN ILE THR GLN ASN GLN LYS ALA SEQRES 3 A 113 PRO LEU CYS ASN GLY SER MET VAL TRP SER ILE ASN LEU SEQRES 4 A 113 THR ALA GLY MET TYR CYS ALA ALA LEU GLU SER LEU ILE SEQRES 5 A 113 ASN VAL SER GLY CYS SER ALA ILE GLU LYS THR GLN ARG SEQRES 6 A 113 MET LEU SER GLY PHE CYS PRO HIS LYS VAL SER ALA GLY SEQRES 7 A 113 GLN PHE SER SER LEU HIS VAL ARG ASP THR LYS ILE GLU SEQRES 8 A 113 VAL ALA GLN PHE VAL LYS ASP LEU LEU LEU HIS LEU LYS SEQRES 9 A 113 LYS LEU PHE ARG GLU GLY ARG PHE ASN

HELIX 1 1 SER A 7 GLN A 22 1 16 HELIX 2 2 MET A 43 ILE A 52 1 10 HELIX 3 3 ILE A 60 GLY A 69 1 10 HELIX 4 4 GLU A 91 GLY A 110 1 20

SHEET 1 A 2 VAL A 34 TRP A 35 0 SHEET 2 A 2 LYS A 89 ILE A 90 -1 N ILE A 90 O VAL A 34

SSBOND 1 CYS A 29 CYS A 57 1555 1555 2.03 SSBOND 2 CYS A 45 CYS A 71 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