HEADER CELL ADHESION 15-SEP-03 1QZ1 TITLE CRYSTAL STRUCTURE OF THE IG 1-2-3 FRAGMENT OF NCAM COMPND MOL_ID: 1; COMPND 2 MOLECULE: NEURAL CELL ADHESION MOLECULE 1, 140 KDA ISOFORM; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: IG MODULES 1-2-3; COMPND 5 SYNONYM: N-CAM 140, NCAM-140; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: NCAM1; SOURCE 6 EXPRESSION_SYSTEM: PICHIA PASTORIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4922; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: GS-115; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PHIL-S1 KEYWDS IG MODULES, CELL ADHESION, NCAM EXPDTA X-RAY DIFFRACTION AUTHOR V.SOROKA,K.KOLKOVA,J.S.KASTRUP,K.DIEDERICHS,J.BREED,V.V.KISELYOV, AUTHOR 2 F.M.POULSEN,I.K.LARSEN,W.WELTE,V.BEREZIN,E.BOCK,C.KASPER REVDAT 6 16-OCT-24 1QZ1 1 REMARK REVDAT 5 23-AUG-23 1QZ1 1 SEQADV REVDAT 4 04-APR-18 1QZ1 1 REMARK REVDAT 3 24-FEB-09 1QZ1 1 VERSN REVDAT 2 02-MAR-04 1QZ1 1 REMARK REVDAT 1 04-NOV-03 1QZ1 0 JRNL AUTH V.SOROKA,K.KOLKOVA,J.S.KASTRUP,K.DIEDERICHS,J.BREED, JRNL AUTH 2 V.V.KISELYOV,F.M.POULSEN,I.K.LARSEN,W.WELTE,V.BEREZIN, JRNL AUTH 3 E.BOCK,C.KASPER JRNL TITL STRUCTURE AND INTERACTIONS OF NCAM IG1-2-3 SUGGEST A NOVEL JRNL TITL 2 ZIPPER MECHANISM FOR HOMOPHILIC ADHESION JRNL REF STRUCTURE V. 11 1291 2003 JRNL REFN ISSN 0969-2126 JRNL PMID 14527396 JRNL DOI 10.1016/J.STR.2003.09.006 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.KASPER,H.RASMUSSEN,J.S.KASTRUP,S.IKEMIZU,E.Y.JONES, REMARK 1 AUTH 2 V.BEREZIN,E.BOCK,I.K.LARSEN REMARK 1 TITL STRUCTURAL BASIS OF CELL-CELL ADHESION BY NCAM REMARK 1 REF NAT.STRUCT.BIOL. V. 7 389 2000 REMARK 1 REFN ISSN 1072-8368 REMARK 1 DOI 10.1038/75165 REMARK 1 REFERENCE 2 REMARK 1 AUTH C.KASPER,H.RASMUSSEN,V.BEREZIN,E.BOCK,I.K.LARSEN REMARK 1 TITL EXPRESSION, CRYSTALLIZATION AND PRELIMINARY X-RAY ANALYSIS REMARK 1 TITL 2 OF THE TWO AMINO-TERMINAL IG DOMAINS OF THE NEURAL CELL REMARK 1 TITL 3 ADHESION MOLECULE (NCAM) REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 55 1598 1999 REMARK 1 REFN ISSN 0907-4449 REMARK 1 DOI 10.1107/S0907444999008409 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.64 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 28289 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.218 REMARK 3 FREE R VALUE : 0.238 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 828 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3730 REMARK 3 BIN FREE R VALUE : 0.4390 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 148 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.036 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2247 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 265 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 42.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 60.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 7.90000 REMARK 3 B22 (A**2) : -15.20000 REMARK 3 B33 (A**2) : 7.30000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.30 REMARK 3 ESD FROM SIGMAA (A) : 0.36 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.35 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.42 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 27.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.950 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ANISOTROPIC 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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: RESIDUES 241-242 WERE NOT LOCATED IN REMARK 3 THE ELECTRON DENSITY MAP REMARK 4 REMARK 4 1QZ1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-SEP-03. REMARK 100 THE DEPOSITION ID IS D_1000020242. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-NOV-00; 04-DEC-00 REMARK 200 TEMPERATURE (KELVIN) : 100; NULL REMARK 200 PH : 5.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; N REMARK 200 RADIATION SOURCE : MAX II; ROTATING ANODE REMARK 200 BEAMLINE : I711; NULL REMARK 200 X-RAY GENERATOR MODEL : NULL; OTHER REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; NULL REMARK 200 WAVELENGTH OR RANGE (A) : 1.0526; 1.5418 REMARK 200 MONOCHROMATOR : NULL; NULL REMARK 200 OPTICS : NULL; NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE; IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH; MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27881 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 5.900 REMARK 200 R MERGE (I) : 0.03900 REMARK 200 R SYM (I) : 0.03900 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 19.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : 0.20900 REMARK 200 R SYM FOR SHELL (I) : 0.20900 REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1EPF REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.45 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 14-17% PEG 4000, 450 MM LI SULFATE, REMARK 280 100 MM NA ACETATE, PH 5.2, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X,-Y+1/2,Z REMARK 290 7555 -X+1/2,Y,-Z REMARK 290 8555 X,-Y,-Z+1/2 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 25.72000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 74.65000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 53.88000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 74.65000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.72000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 53.88000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 25.72000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 53.88000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 74.65000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 53.88000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 25.72000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 74.65000 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A DIMER. THE SECOND PART OF THE REMARK 300 BIOLOGICAL ASSEMBLY IS GENERATED BY THE ROTATION (-X, Y, -Z) AND REMARK 300 THE TRANSLATION (0.5, 0, 0) 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 APPLY THE FOLLOWING TO CHAINS: A 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 25.72000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 ARG A -2 REMARK 465 GLU A 239 REMARK 465 GLU A 240 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 ALA A 28 N - CA - C ANGL. DEV. = -17.3 DEGREES REMARK 500 ASP A 144 N - CA - C ANGL. DEV. = -19.9 DEGREES REMARK 500 ARG A 257 N - CA - C ANGL. DEV. = 17.5 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 ASP A 27 77.85 58.68 REMARK 500 ASN A 55 -60.62 -93.75 REMARK 500 ALA A 104 69.49 -151.62 REMARK 500 SER A 124 149.46 -173.73 REMARK 500 LEU A 141 -0.02 -57.26 REMARK 500 LYS A 143 75.89 51.10 REMARK 500 VAL A 145 -22.10 -33.07 REMARK 500 ALA A 265 179.60 178.74 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2NCM RELATED DB: PDB REMARK 900 NMR STRUCTURE OF THE FIRST IMMUNOGLOBULIN DOMAIN OF THE NEURAL CELL REMARK 900 ADHESION MOLECULE (NCAM) REMARK 900 RELATED ID: 3NCM RELATED DB: PDB REMARK 900 NMR STRUCTURE OF THE SECOND IMMUNOGLOBULIN DOMAIN OF THE NEURAL REMARK 900 CELL ADHESION MOLECULE (NCAM) REMARK 900 RELATED ID: 1EPF RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE TWO N-TERMINAL IMMUNOGLOBULIN DOMAINS OF REMARK 900 THE NEURAL CELL ADHESION MOLECULE (NCAM) REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUES -2, 239 AND 240 WERE NOT VISIBLE IN REMARK 999 THE ELECTRON DENSITY. DBREF 1QZ1 A 1 289 UNP P13596 NCAM1_RAT 20 308 SEQADV 1QZ1 ARG A -2 UNP P13596 CLONING ARTIFACT SEQADV 1QZ1 VAL A -1 UNP P13596 CLONING ARTIFACT SEQRES 1 A 291 ARG VAL LEU GLN VAL ASP ILE VAL PRO SER GLN GLY GLU SEQRES 2 A 291 ILE SER VAL GLY GLU SER LYS PHE PHE LEU CYS GLN VAL SEQRES 3 A 291 ALA GLY ASP ALA LYS ASP LYS ASP ILE SER TRP PHE SER SEQRES 4 A 291 PRO ASN GLY GLU LYS LEU SER PRO ASN GLN GLN ARG ILE SEQRES 5 A 291 SER VAL VAL TRP ASN ASP ASP ASP SER SER THR LEU THR SEQRES 6 A 291 ILE TYR ASN ALA ASN ILE ASP ASP ALA GLY ILE TYR LYS SEQRES 7 A 291 CYS VAL VAL THR ALA GLU ASP GLY THR GLN SER GLU ALA SEQRES 8 A 291 THR VAL ASN VAL LYS ILE PHE GLN LYS LEU MET PHE LYS SEQRES 9 A 291 ASN ALA PRO THR PRO GLN GLU PHE LYS GLU GLY GLU ASP SEQRES 10 A 291 ALA VAL ILE VAL CYS ASP VAL VAL SER SER LEU PRO PRO SEQRES 11 A 291 THR ILE ILE TRP LYS HIS LYS GLY ARG ASP VAL ILE LEU SEQRES 12 A 291 LYS LYS ASP VAL ARG PHE ILE VAL LEU SER ASN ASN TYR SEQRES 13 A 291 LEU GLN ILE ARG GLY ILE LYS LYS THR ASP GLU GLY THR SEQRES 14 A 291 TYR ARG CYS GLU GLY ARG ILE LEU ALA ARG GLY GLU ILE SEQRES 15 A 291 ASN PHE LYS ASP ILE GLN VAL ILE VAL ASN VAL PRO PRO SEQRES 16 A 291 THR VAL GLN ALA ARG GLN SER ILE VAL ASN ALA THR ALA SEQRES 17 A 291 ASN LEU GLY GLN SER VAL THR LEU VAL CYS ASP ALA ASP SEQRES 18 A 291 GLY PHE PRO GLU PRO THR MET SER TRP THR LYS ASP GLY SEQRES 19 A 291 GLU PRO ILE GLU ASN GLU GLU GLU ASP ASP GLU LYS HIS SEQRES 20 A 291 ILE PHE SER ASP ASP SER SER GLU LEU THR ILE ARG ASN SEQRES 21 A 291 VAL ASP LYS ASN ASP GLU ALA GLU TYR VAL CYS ILE ALA SEQRES 22 A 291 GLU ASN LYS ALA GLY GLU GLN ASP ALA SER ILE HIS LEU SEQRES 23 A 291 LYS VAL PHE ALA LYS FORMUL 2 HOH *265(H2 O) HELIX 1 1 ASN A 68 ALA A 72 5 5 HELIX 2 2 LYS A 161 GLU A 165 5 5 HELIX 3 3 ASP A 260 GLU A 264 5 5 SHEET 1 A 4 VAL A 3 VAL A 6 0 SHEET 2 A 4 LYS A 18 VAL A 24 -1 O GLN A 23 N ASP A 4 SHEET 3 A 4 SER A 59 ILE A 64 -1 O ILE A 64 N LYS A 18 SHEET 4 A 4 ILE A 50 ASP A 56 -1 N VAL A 53 O THR A 61 SHEET 1 B 4 GLY A 10 SER A 13 0 SHEET 2 B 4 GLN A 86 PHE A 96 1 O LYS A 94 N GLY A 10 SHEET 3 B 4 GLY A 73 THR A 80 -1 N VAL A 79 O SER A 87 SHEET 4 B 4 ASP A 32 PHE A 36 -1 N SER A 34 O VAL A 78 SHEET 1 C 2 MET A 100 ASN A 103 0 SHEET 2 C 2 ASP A 121 VAL A 123 -1 O ASP A 121 N ASN A 103 SHEET 1 D 4 GLN A 108 LYS A 111 0 SHEET 2 D 4 GLU A 179 ALA A 197 1 O ASN A 190 N PHE A 110 SHEET 3 D 4 GLY A 166 ILE A 174 -1 N GLY A 166 O VAL A 187 SHEET 4 D 4 THR A 129 HIS A 134 -1 N LYS A 133 O ARG A 169 SHEET 1 E 5 GLN A 108 LYS A 111 0 SHEET 2 E 5 GLU A 179 ALA A 197 1 O ASN A 190 N PHE A 110 SHEET 3 E 5 VAL A 212 PHE A 221 -1 O ASP A 217 N GLN A 196 SHEET 4 E 5 GLU A 253 ILE A 256 -1 O LEU A 254 N LEU A 214 SHEET 5 E 5 HIS A 245 PHE A 247 -1 N ILE A 246 O THR A 255 SHEET 1 F 3 ALA A 116 ILE A 118 0 SHEET 2 F 3 LEU A 155 ILE A 157 -1 O ILE A 157 N ALA A 116 SHEET 3 F 3 PHE A 147 VAL A 149 -1 N ILE A 148 O GLN A 156 SHEET 1 G 5 ILE A 201 THR A 205 0 SHEET 2 G 5 GLY A 276 PHE A 287 1 O PHE A 287 N ALA A 204 SHEET 3 G 5 ALA A 265 ASN A 273 -1 N TYR A 267 O ILE A 282 SHEET 4 G 5 THR A 225 LYS A 230 -1 N SER A 227 O ILE A 270 SHEET 5 G 5 GLU A 233 PRO A 234 -1 O GLU A 233 N LYS A 230 SSBOND 1 CYS A 22 CYS A 77 1555 1555 2.03 SSBOND 2 CYS A 120 CYS A 170 1555 1555 2.07 SSBOND 3 CYS A 216 CYS A 269 1555 1555 2.03 CISPEP 1 VAL A 6 PRO A 7 0 -0.41 CISPEP 2 THR A 106 PRO A 107 0 -0.64 CISPEP 3 PHE A 221 PRO A 222 0 -0.72 CRYST1 51.440 107.760 149.300 90.00 90.00 90.00 I 21 21 21 8 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 0.019440 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009280 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006698 0.00000