1IGI - Header Asymmetric Unit

HEADER IMMUNOGLOBULIN 19-FEB-93 1IGI

TITLE 26-10 FAB:DIGOXIN COMPLEX-AFFINITY AND SPECIFICITY DUE TO TITLE 2 SURFACE COMPLEMENTARITY

COMPND MOL_ID: 1; COMPND 2 MOLECULE: IGG2A-KAPPA 26-10 FAB (LIGHT CHAIN); COMPND 3 CHAIN: L; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: IGG2A-KAPPA 26-10 FAB (HEAVY CHAIN); COMPND 7 CHAIN: H; COMPND 8 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 STRAIN: A/J; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 8 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 9 ORGANISM_TAXID: 10090; SOURCE 10 STRAIN: A/J

KEYWDS IMMUNOGLOBULIN

EXPDTA X-RAY DIFFRACTION

AUTHOR P.D.JEFFREY,S.SHERIFF

REVDAT 4 25-AUG-09 1IGI 1 SOURCE REVDAT 3 24-FEB-09 1IGI 1 VERSN REVDAT 2 15-OCT-94 1IGI 1 COMPND REVDAT 1 15-APR-93 1IGI 0

JRNL AUTH P.D.JEFFREY,R.K.STRONG,L.C.SIEKER,C.Y.CHANG, JRNL AUTH 2 R.L.CAMPBELL,G.A.PETSKO,E.HABER,M.N.MARGOLIES, JRNL AUTH 3 S.SHERIFF JRNL TITL 26-10 FAB-DIGOXIN COMPLEX: AFFINITY AND SPECIFICITY JRNL TITL 2 DUE TO SURFACE COMPLEMENTARITY. JRNL REF PROC.NATL.ACAD.SCI.USA V. 90 10310 1993 JRNL REFN ISSN 0027-8424 JRNL PMID 8234291 JRNL DOI 10.1073/PNAS.90.21.10310

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH D.R.ROSE,B.A.SEATON,G.A.PETSKO,J.NOVOTNY, REMARK 1 AUTH 2 M.N.MARGOLIES,E.LOCKE,E.HABER REMARK 1 TITL CRYSTALLIZATION OF THE FAB FRAGMENT OF A MONOCLONAL REMARK 1 TITL 2 ANTI-DIGOXIN ANTIBODY AND ITS COMPLEX WITH DIGOXIN REMARK 1 REF J.MOL.BIOL. V. 165 203 1983 REMARK 1 REFN ISSN 0022-2836

REMARK 2 REMARK 2 RESOLUTION. 2.70 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.177 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3299 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 3.30 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 28.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.33 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 THE FOLLOWING REGIONS OF THE HEAVY CHAIN (H) WERE REMARK 3 INCLUDED IN THE MODEL BUT HAVE POORLY DEFINED ELECTRON REMARK 3 DENSITY: 25 - 30, 53 - 56, AND 128 - 137.

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

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.37 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.43 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 44.62500 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA.

REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3790 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19130 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -25.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: L, H REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000

REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 CYS L 214 REMARK 465 GLU H 1

REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS(M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ASN L 212 CG OD1 ND2 REMARK 470 GLU L 213 CG CD OE1 OE2 REMARK 470 GLU H 226 CG CD OE1 OE2 REMARK 470 PRO H 227 CG CD

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 LEU L 47 CA - CB - CG ANGL. DEV. = 14.4 DEGREES REMARK 500 ARG L 61 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 CYS L 88 CA - CB - SG ANGL. DEV. = 7.5 DEGREES REMARK 500 SER L 89 CA - CB - OG ANGL. DEV. = 16.6 DEGREES REMARK 500 THR L 180 CA - CB - CG2 ANGL. DEV. = -9.5 DEGREES REMARK 500 SER L 201 CA - C - N ANGL. DEV. = -13.6 DEGREES REMARK 500 ILE H 28 CA - C - N ANGL. DEV. = -16.4 DEGREES REMARK 500 PHE H 29 CA - C - N ANGL. DEV. = -16.9 DEGREES REMARK 500 TYR H 47 CB - CG - CD1 ANGL. DEV. = -3.8 DEGREES REMARK 500 CYS H 128 CA - CB - SG ANGL. DEV. = 9.0 DEGREES REMARK 500 GLY H 129 CA - C - N ANGL. DEV. = -13.5 DEGREES REMARK 500 GLU H 150 CB - CA - C ANGL. DEV. = 13.3 DEGREES REMARK 500 GLU H 150 N - CA - CB ANGL. DEV. = -15.1 DEGREES REMARK 500 GLU H 226 O - C - N ANGL. DEV. = 11.9 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 ALA L 40 107.01 -47.08 REMARK 500 LYS L 50 63.91 33.36 REMARK 500 VAL L 51 -44.22 52.26 REMARK 500 SER L 67 154.18 175.55 REMARK 500 THR L 114 79.96 -104.95 REMARK 500 GLN L 156 -51.07 -120.22 REMARK 500 LYS L 169 -57.23 -170.81 REMARK 500 SER L 171 20.42 46.63 REMARK 500 ARG L 188 31.22 -94.87 REMARK 500 ASN L 190 -45.52 -139.24 REMARK 500 ASN L 212 104.15 166.83 REMARK 500 TYR H 27 58.26 -168.31 REMARK 500 PHE H 29 96.49 75.96 REMARK 500 HIS H 41 111.45 -175.17 REMARK 500 SER H 82B 60.35 60.03 REMARK 500 ASN H 98 -68.69 47.80 REMARK 500 CYS H 128 -74.04 -3.89 REMARK 500 ASP H 130 132.64 -27.62 REMARK 500 THR H 133 136.35 -18.35 REMARK 500 PRO H 149 -159.74 -81.93 REMARK 500 GLN H 179 87.88 -67.43 REMARK 500 SER H 180 -98.04 67.10 REMARK 500 ALA H 214 0.28 -66.17 REMARK 500 SER H 215 17.44 -151.90 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 GLY H 8 PRO H 9 -146.86 REMARK 500 REMARK 500 REMARK: NULL

REMARK 999 REMARK 999 SEQUENCE REMARK 999 REMARK 999 THE FAB FRAGMENT IS NUMBERED BY THE CONVENTION OF E.KABAT REMARK 999 (E.A.KABAT,T.T.WU,H.M.PERRY,K.S.GOTTESMAN,C.FOELLER REMARK 999 SEQUENCES OF PROTEINS OF IMMUNOLOGICAL INTEREST, 5TH ED., REMARK 999 (1991), NATIONAL INSTITUTES OF HEALTH,BETHESDA,MD.).

DBREF 1IGI L 1 214 PIR S52028 S52028 1 219 DBREF 1IGI H 3 227 PIR S38950 S38950 3 216

SEQADV 1IGI THR L 7 PIR S52028 SER 7 CONFLICT SEQADV 1IGI LEU L 27B PIR S52028 ILE 29 CONFLICT SEQADV 1IGI ASN L 34 PIR S52028 GLU 39 CONFLICT SEQADV 1IGI ALA L 40 PIR S52028 PRO 45 CONFLICT SEQADV 1IGI ILE L 85 PIR S52028 VAL 90 CONFLICT SEQADV 1IGI PHE L 87 PIR S52028 TYR 92 CONFLICT SEQADV 1IGI SER L 89 PIR S52028 PHE 94 CONFLICT SEQADV 1IGI THR L 91 PIR S52028 GLY 96 CONFLICT SEQADV 1IGI THR L 92 PIR S52028 SER 97 CONFLICT SEQADV 1IGI LYS L 103 PIR S52028 ASN 108 CONFLICT SEQADV 1IGI LYS H 13 PIR S38950 ARG 13 CONFLICT SEQADV 1IGI ARG H 19 PIR S38950 LYS 19 CONFLICT SEQADV 1IGI MET H 20 PIR S38950 ILE 20 CONFLICT SEQADV 1IGI SER H 24 PIR S38950 ALA 24 CONFLICT SEQADV 1IGI ILE H 28 PIR S38950 THR 28 CONFLICT SEQADV 1IGI PHE H 32 PIR S38950 TYR 32 CONFLICT SEQADV 1IGI MET H 34 PIR S38950 ILE 34 CONFLICT SEQADV 1IGI ASN H 35 PIR S38950 HIS 35 CONFLICT SEQADV 1IGI ARG H 38 PIR S38950 LYS 38 CONFLICT SEQADV 1IGI SER H 40 PIR S38950 ARG 40 CONFLICT SEQADV 1IGI HIS H 41 PIR S38950 PRO 41 CONFLICT SEQADV 1IGI LYS H 43 PIR S38950 GLU 43 CONFLICT SEQADV 1IGI SER H 44 PIR S38950 GLY 44 CONFLICT SEQADV 1IGI ASP H 46 PIR S38950 GLU 46 CONFLICT SEQADV 1IGI TYR H 47 PIR S38950 TRP 47 CONFLICT SEQADV 1IGI TYR H 50 PIR S38950 TRP 50 CONFLICT SEQADV 1IGI SER H 52 PIR S38950 TYR 52 CONFLICT SEQADV 1IGI TYR H 53 PIR S38950 GLY 54 CONFLICT SEQADV 1IGI VAL H 56 PIR S38950 ASN 57 CONFLICT SEQADV 1IGI GLY H 58 PIR S38950 LYS 59 CONFLICT SEQADV 1IGI GLN H 61 PIR S38950 GLU 62 CONFLICT SEQADV 1IGI LYS H 73 PIR S38950 THR 74 CONFLICT SEQADV 1IGI GLU H 81 PIR S38950 GLN 82 CONFLICT SEQADV 1IGI ARG H 82A PIR S38950 SER 84 CONFLICT SEQADV 1IGI TYR H 91 PIR S38950 PHE 95 CONFLICT SEQADV 1IGI GLY H 94 PIR S38950 INSERTION SEQADV 1IGI SER H 95 PIR S38950 INSERTION SEQADV 1IGI SER H 96 PIR S38950 ARG 98 CONFLICT SEQADV 1IGI ASN H 98 PIR S38950 GLY 100 CONFLICT SEQADV 1IGI TRP H 100 PIR S38950 PHE 102 CONFLICT SEQADV 1IGI HIS H 105 PIR S38950 GLN 109 CONFLICT SEQADV 1IGI ALA H 107 PIR S38950 THR 111 CONFLICT

SEQRES 1 L 219 ASP VAL VAL MET THR GLN THR PRO LEU SER LEU PRO VAL SEQRES 2 L 219 SER LEU GLY ASP GLN ALA SER ILE SER CYS ARG SER SER SEQRES 3 L 219 GLN SER LEU VAL HIS SER ASN GLY ASN THR TYR LEU ASN SEQRES 4 L 219 TRP TYR LEU GLN LYS ALA GLY GLN SER PRO LYS LEU LEU SEQRES 5 L 219 ILE TYR LYS VAL SER ASN ARG PHE SER GLY VAL PRO ASP SEQRES 6 L 219 ARG PHE SER GLY SER GLY SER GLY THR ASP PHE THR LEU SEQRES 7 L 219 LYS ILE SER ARG VAL GLU ALA GLU ASP LEU GLY ILE TYR SEQRES 8 L 219 PHE CYS SER GLN THR THR HIS VAL PRO PRO THR PHE GLY SEQRES 9 L 219 GLY GLY THR LYS LEU GLU ILE LYS ARG ALA ASP ALA ALA SEQRES 10 L 219 PRO THR VAL SER ILE PHE PRO PRO SER SER GLU GLN LEU SEQRES 11 L 219 THR SER GLY GLY ALA SER VAL VAL CYS PHE LEU ASN ASN SEQRES 12 L 219 PHE TYR PRO LYS ASP ILE ASN VAL LYS TRP LYS ILE ASP SEQRES 13 L 219 GLY SER GLU ARG GLN ASN GLY VAL LEU ASN SER TRP THR SEQRES 14 L 219 ASP GLN ASP SER LYS ASP SER THR TYR SER MET SER SER SEQRES 15 L 219 THR LEU THR LEU THR LYS ASP GLU TYR GLU ARG HIS ASN SEQRES 16 L 219 SER TYR THR CYS GLU ALA THR HIS LYS THR SER THR SER SEQRES 17 L 219 PRO ILE VAL LYS SER PHE ASN ARG ASN GLU CYS SEQRES 1 H 218 GLU VAL GLN LEU GLN GLN SER GLY PRO GLU LEU VAL LYS SEQRES 2 H 218 PRO GLY ALA SER VAL ARG MET SER CYS LYS SER SER GLY SEQRES 3 H 218 TYR ILE PHE THR ASP PHE TYR MET ASN TRP VAL ARG GLN SEQRES 4 H 218 SER HIS GLY LYS SER LEU ASP TYR ILE GLY TYR ILE SER SEQRES 5 H 218 PRO TYR SER GLY VAL THR GLY TYR ASN GLN LYS PHE LYS SEQRES 6 H 218 GLY LYS ALA THR LEU THR VAL ASP LYS SER SER SER THR SEQRES 7 H 218 ALA TYR MET GLU LEU ARG SER LEU THR SER GLU ASP SER SEQRES 8 H 218 ALA VAL TYR TYR CYS ALA GLY SER SER GLY ASN LYS TRP SEQRES 9 H 218 ALA MET ASP TYR TRP GLY HIS GLY ALA SER VAL THR VAL SEQRES 10 H 218 SER SER ALA LYS THR THR ALA PRO SER VAL TYR PRO LEU SEQRES 11 H 218 ALA PRO VAL CYS GLY ASP THR THR GLY SER SER VAL THR SEQRES 12 H 218 LEU GLY CYS LEU VAL LYS GLY TYR PHE PRO GLU PRO VAL SEQRES 13 H 218 THR LEU THR TRP ASN SER GLY SER LEU SER SER GLY VAL SEQRES 14 H 218 HIS THR PHE PRO ALA VAL LEU GLN SER ASP LEU TYR THR SEQRES 15 H 218 LEU SER SER SER VAL THR VAL THR SER SER THR TRP PRO SEQRES 16 H 218 SER GLN SER ILE THR CYS ASN VAL ALA HIS PRO ALA SER SEQRES 17 H 218 SER THR LYS VAL ASP LYS LYS ILE GLU PRO

HELIX 1 1 GLU L 79 LEU L 83 5 5 HELIX 2 2 SER L 121 GLY L 128 1 8 HELIX 3 3 LYS L 183 ARG L 188 1 6 HELIX 4 4 LYS H 73 SER H 75 5 3 HELIX 5 5 THR H 83 SER H 87 5 5 HELIX 6 6 ALA H 125 GLY H 129 5 5 HELIX 7 7 SER H 163 SER H 165 5 3 HELIX 8 8 SER H 196 GLN H 203 1 6 HELIX 9 9 PRO H 213 SER H 216 5 4

SHEET 1 A 4 MET L 4 THR L 7 0 SHEET 2 A 4 ALA L 19 SER L 25 -1 N SER L 22 O THR L 7 SHEET 3 A 4 ASP L 70 ILE L 75 -1 N PHE L 71 O CYS L 23 SHEET 4 A 4 PHE L 62 SER L 67 -1 O SER L 63 N LYS L 74 SHEET 1 B 5 ASN L 53 ARG L 54 0 SHEET 2 B 5 LYS L 45 TYR L 49 -1 N TYR L 49 O ASN L 53 SHEET 3 B 5 LEU L 33 GLN L 38 -1 N TRP L 35 O ILE L 48 SHEET 4 B 5 ILE L 85 GLN L 90 -1 O ILE L 85 N GLN L 38 SHEET 5 B 5 THR L 97 PHE L 98 -1 O THR L 97 N GLN L 90 SHEET 1 C 6 ASN L 53 ARG L 54 0 SHEET 2 C 6 LYS L 45 TYR L 49 -1 N TYR L 49 O ASN L 53 SHEET 3 C 6 LEU L 33 GLN L 38 -1 N TRP L 35 O ILE L 48 SHEET 4 C 6 ILE L 85 GLN L 90 -1 O ILE L 85 N GLN L 38 SHEET 5 C 6 THR L 102 ILE L 106 -1 N THR L 102 O TYR L 86 SHEET 6 C 6 SER L 10 VAL L 13 1 N LEU L 11 O LYS L 103 SHEET 1 D 4 THR L 114 PHE L 118 0 SHEET 2 D 4 GLY L 129 PHE L 139 -1 O VAL L 133 N PHE L 118 SHEET 3 D 4 TYR L 173 THR L 182 -1 N TYR L 173 O PHE L 139 SHEET 4 D 4 VAL L 159 TRP L 163 -1 N LEU L 160 O THR L 178 SHEET 1 E 4 SER L 153 ARG L 155 0 SHEET 2 E 4 ILE L 144 ILE L 150 -1 O TRP L 148 N ARG L 155 SHEET 3 E 4 SER L 191 HIS L 198 -1 N THR L 193 O LYS L 149 SHEET 4 E 4 SER L 201 ASN L 210 -1 N SER L 201 O HIS L 198 SHEET 1 F 4 GLN H 3 GLN H 6 0 SHEET 2 F 4 SER H 17 SER H 25 -1 O LYS H 23 N GLN H 5 SHEET 3 F 4 ALA H 67 VAL H 71 -1 N THR H 68 O GLU H 81 SHEET 1 G 5 THR H 57 TYR H 59 0 SHEET 2 G 5 LEU H 45 ILE H 51 -1 N TYR H 50 O GLY H 58 SHEET 3 G 5 TYR H 33 GLN H 39 -1 N MET H 34 O ILE H 51 SHEET 4 G 5 VAL H 89 SER H 95 -1 O VAL H 89 N GLN H 39 SHEET 5 G 5 TYR H 102 TRP H 103 -1 O TYR H 102 N GLY H 94 SHEET 1 H 6 THR H 57 TYR H 59 0 SHEET 2 H 6 LEU H 45 ILE H 51 -1 N TYR H 50 O GLY H 58 SHEET 3 H 6 TYR H 33 GLN H 39 -1 N MET H 34 O ILE H 51 SHEET 4 H 6 VAL H 89 SER H 95 -1 O VAL H 89 N GLN H 39 SHEET 5 H 6 ALA H 107 VAL H 111 -1 O ALA H 107 N TYR H 90 SHEET 6 H 6 GLU H 10 VAL H 12 1 N GLU H 10 O SER H 108 SHEET 1 I 4 SER H 120 LEU H 124 0 SHEET 2 I 4 SER H 137 TYR H 147 -1 N GLY H 141 O LEU H 124 SHEET 3 I 4 LEU H 184 THR H 194 -1 N TYR H 185 O TYR H 147 SHEET 4 I 4 VAL H 171 THR H 173 -1 N HIS H 172 O SER H 190 SHEET 1 J 4 SER H 120 LEU H 124 0 SHEET 2 J 4 SER H 137 TYR H 147 -1 N GLY H 141 O LEU H 124 SHEET 3 J 4 LEU H 184 THR H 194 -1 N TYR H 185 O TYR H 147 SHEET 4 J 4 VAL H 177 GLN H 179 -1 N VAL H 177 O THR H 186 SHEET 1 K 3 THR H 153 TRP H 157 0 SHEET 2 K 3 THR H 206 HIS H 212 -1 N ASN H 209 O THR H 156 SHEET 3 K 3 THR H 217 LYS H 222 -1 O THR H 217 N HIS H 212

SSBOND 1 CYS L 23 CYS L 88 1555 1555 2.03 SSBOND 2 CYS L 134 CYS L 194 1555 1555 2.00 SSBOND 3 CYS H 22 CYS H 92 1555 1555 2.02 SSBOND 4 CYS H 142 CYS H 208 1555 1555 2.00

CISPEP 1 THR L 7 PRO L 8 0 3.01 CISPEP 2 VAL L 94 PRO L 95 0 -24.79 CISPEP 3 TYR L 140 PRO L 141 0 -20.94 CISPEP 4 PHE H 148 PRO H 149 0 -21.67 CISPEP 5 GLU H 150 PRO H 151 0 -16.17 CISPEP 6 TRP H 199 PRO H 200 0 -20.03

CRYST1 43.780 89.250 59.240 90.00 95.94 90.00 P 1 21 1 2

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 0.022841 0.000000 0.002377 0.00000

SCALE2 0.000000 0.011204 0.000000 0.00000

SCALE3 0.000000 0.000000 0.016972 0.00000