1LPK - Header Asymmetric Unit

HEADER HYDROLASE 08-MAY-02 1LPK

TITLE CRYSTAL STRUCTURE OF FXA IN COMPLEX WITH 125.

COMPND MOL_ID: 1; COMPND 2 MOLECULE: BLOOD COAGULATION FACTOR XA; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: LIGHT CHAIN; COMPND 5 EC: 3.4.21.6; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: BLOOD COAGULATION FACTOR XA; COMPND 8 CHAIN: B; COMPND 9 EC: 3.4.21.6

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 7 ORGANISM_COMMON: HUMAN; SOURCE 8 ORGANISM_TAXID: 9606

KEYWDS PROTEIN INHIBITOR COMPLEX, BLOOD COAGULATION FACTOR, SERINE KEYWDS 2 PROTEINASE, HYDROLASE

EXPDTA X-RAY DIFFRACTION

AUTHOR H.A.SCHREUDER,P.LOENZE,V.BRACHVOGEL,A.LIESUM

REVDAT 2 24-FEB-09 1LPK 1 VERSN REVDAT 1 08-MAY-03 1LPK 0

JRNL AUTH H.MATTER,E.DEFOSSA,U.HEINELT,P.M.BLOHM,D.SCHNEIDER, JRNL AUTH 2 A.MUELLER,S.HEROK,H.A.SCHREUDER,A.LIESUM, JRNL AUTH 3 V.BRACHVOGEL,P.LOENZE,A.WALSER,F.AL-OBEIDI, JRNL AUTH 4 P.WILDGOOSE JRNL TITL DESIGN AND QUANTITATIVE STRUCTURE-ACTIVITY JRNL TITL 2 RELATIONSHIP OF JRNL TITL 3 3-AMIDINOBENZYL-1H-INDOLE-2-CARBOXAMIDES AS JRNL TITL 4 POTENT, NONCHIRAL, AND SELECTIVE INHIBITORS OF JRNL TITL 5 BLOOD COAGULATION FACTOR XA JRNL REF J.MED.CHEM. V. 45 2749 2002 JRNL REFN ISSN 0022-2623 JRNL PMID 12061878 JRNL DOI 10.1021/JM0111346

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : -3.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 89.8 REMARK 3 NUMBER OF REFLECTIONS : 15227 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) : 0.192 REMARK 3 FREE R VALUE : 0.280 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1490 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 : 2247 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 65 REMARK 3 SOLVENT ATOMS : 296 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.10 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) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 2.07 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC 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: NULL

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

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 16-MAY-02. REMARK 100 THE RCSB ID CODE IS RCSB016162.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-MAY-00 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 5.7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : ENRAF-NONIUS FR571 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54128 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : GRAPHITE MONOCHROMATOR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15227 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 89.8 REMARK 200 DATA REDUNDANCY : 2.400 REMARK 200 R MERGE (I) : 0.08900 REMARK 200 R SYM (I) : 0.06700 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 11.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.30 REMARK 200 COMPLETENESS FOR SHELL (%) : 63.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.30 REMARK 200 R MERGE FOR SHELL (I) : 0.23500 REMARK 200 R SYM FOR SHELL (I) : 0.26900 REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.74 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG600, MES, CACL2, PH 5.7, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 298.0K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 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 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 28.35100 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 39.30600 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.09800 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 39.30600 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 28.35100 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.09800 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: MONOMERIC 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B 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 GLU A -79 REMARK 465 GLU A -78 REMARK 465 MET A -77 REMARK 465 LYS A -76 REMARK 465 LYS A -75 REMARK 465 GLY A -74 REMARK 465 HIS A -73 REMARK 465 LEU A -72 REMARK 465 GLU A -71 REMARK 465 ARG A -70 REMARK 465 GLU A -69 REMARK 465 CYS A -68 REMARK 465 MET A -67 REMARK 465 GLU A -66 REMARK 465 GLU A -65 REMARK 465 THR A -64 REMARK 465 CYS A -63 REMARK 465 SER A -62 REMARK 465 TYR A -61 REMARK 465 GLU A -60 REMARK 465 GLU A -59 REMARK 465 ALA A -58 REMARK 465 ARG A -57 REMARK 465 GLU A -56 REMARK 465 VAL A -55 REMARK 465 PHE A -54 REMARK 465 GLU A -53 REMARK 465 ASP A -52 REMARK 465 SER A -51 REMARK 465 ASP A -50 REMARK 465 LYS A -49 REMARK 465 THR A -48 REMARK 465 ASN A -47 REMARK 465 GLU A -46 REMARK 465 PHE A -45 REMARK 465 TRP A -44 REMARK 465 ASN A -43 REMARK 465 LYS A -42 REMARK 465 TYR A -41 REMARK 465 LYS A -40 REMARK 465 ASP A -39 REMARK 465 GLY A -38 REMARK 465 ASP A -37 REMARK 465 GLN A -36 REMARK 465 CYS A -35 REMARK 465 GLU A -34 REMARK 465 THR A -33 REMARK 465 SER A -32 REMARK 465 PRO A -31 REMARK 465 CYS A -30 REMARK 465 GLN A -29 REMARK 465 ASN A -28 REMARK 465 GLN A -27 REMARK 465 GLY A -26 REMARK 465 LYS A -25 REMARK 465 CYS A -24 REMARK 465 LYS A -23 REMARK 465 ASP A -22 REMARK 465 GLY A -21 REMARK 465 LEU A -20 REMARK 465 GLY A -19 REMARK 465 GLU A -18 REMARK 465 TYR A -17 REMARK 465 THR A -16 REMARK 465 CYS A -15 REMARK 465 THR A -14 REMARK 465 CYS A -13 REMARK 465 LEU A -12 REMARK 465 GLU A -11 REMARK 465 GLY A -10 REMARK 465 PHE A -9 REMARK 465 GLU A -8 REMARK 465 GLY A -7 REMARK 465 LYS A -6 REMARK 465 ASN A -5 REMARK 465 CYS A -4 REMARK 465 GLU A -3 REMARK 465 LEU A -2 REMARK 465 PHE A -1 REMARK 465 THR A 0 REMARK 465 ARG A 51 REMARK 465 ARG B 245 REMARK 465 GLY B 246 REMARK 465 LEU B 247 REMARK 465 PRO B 248 REMARK 465 LYS B 249 REMARK 465 ALA B 250 REMARK 465 LYS B 251 REMARK 465 SER B 252 REMARK 465 HIS B 253 REMARK 465 ALA B 254 REMARK 465 PRO B 255 REMARK 465 GLU B 256 REMARK 465 VAL B 257 REMARK 465 ILE B 258 REMARK 465 THR B 259 REMARK 465 SER B 260 REMARK 465 SER B 261 REMARK 465 PRO B 262 REMARK 465 LEU B 263 REMARK 465 LYS B 264

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 LYS A 1B -100.42 -106.99 REMARK 500 LEU A 1C -103.88 -80.78 REMARK 500 GLN A 10 -110.59 -123.26 REMARK 500 ASN A 17 151.69 69.69 REMARK 500 SER A 18 154.55 79.99 REMARK 500 LYS A 34 -56.19 -137.47 REMARK 500 ARG B 115 -171.61 -170.30 REMARK 500 THR B 185B -30.27 -130.74 REMARK 500 ASP B 189 164.02 179.94 REMARK 500 SER B 214 -70.21 -101.16 REMARK 500 REMARK 500 REMARK: NULL

REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA B 1 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 70 OD2 REMARK 620 2 HOH B 388 O 80.1 REMARK 620 3 ASP B 70 OD1 43.4 123.5 REMARK 620 4 ASN B 72 O 75.9 112.1 62.5 REMARK 620 5 THR B 73 O 88.4 52.7 114.0 64.1 REMARK 620 6 HOH B 372 O 94.7 163.0 53.5 50.9 111.3 REMARK 620 7 GLN B 75 O 148.5 112.4 117.4 72.6 78.5 64.6 REMARK 620 N 1 2 3 4 5 6

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 1 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CBB B 301

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1LPG RELATED DB: PDB REMARK 900 1LPG CONTAINS CRYSTAL STRUCTURE OF THE SAME PROTEIN COMPLEX REMARK 900 WITH IMA AT 2.0 ANGSTROM REMARK 900 RELATED ID: 1LPZ RELATED DB: PDB REMARK 900 1LPZ CONTAINS CRYSTAL STRUCTURE OF THE SAME PROTEIN COMPLEX REMARK 900 WITH CBM AT 2.4 ANGSTROM REMARK 900 RELATED ID: 1LQD RELATED DB: PDB REMARK 900 1LQD CONTAINS CRYSTAL STRUCTURE OF THE SAME PROTEIN COMPLEX REMARK 900 WITH CMI AT 2.7 ANGSTROM. REMARK 900 RELATED ID: 1LQE RELATED DB: PDB REMARK 900 1LQE CONTAINS CRYSTAL STRUCTURE OF BOVINE'S TRYPSINOGEN

DBREF 1LPK A -79 51 UNP P00742 FA10_HUMAN 46 179 DBREF 1LPK B 16 264 UNP P00742 FA10_HUMAN 235 488

SEQRES 1 A 134 GLU GLU MET LYS LYS GLY HIS LEU GLU ARG GLU CYS MET SEQRES 2 A 134 GLU GLU THR CYS SER TYR GLU GLU ALA ARG GLU VAL PHE SEQRES 3 A 134 GLU ASP SER ASP LYS THR ASN GLU PHE TRP ASN LYS TYR SEQRES 4 A 134 LYS ASP GLY ASP GLN CYS GLU THR SER PRO CYS GLN ASN SEQRES 5 A 134 GLN GLY LYS CYS LYS ASP GLY LEU GLY GLU TYR THR CYS SEQRES 6 A 134 THR CYS LEU GLU GLY PHE GLU GLY LYS ASN CYS GLU LEU SEQRES 7 A 134 PHE THR ARG LYS LEU CYS SER LEU ASP ASN GLY ASP CYS SEQRES 8 A 134 ASP GLN PHE CYS HIS GLU GLU GLN ASN SER VAL VAL CYS SEQRES 9 A 134 SER CYS ALA ARG GLY TYR THR LEU ALA ASP ASN GLY LYS SEQRES 10 A 134 ALA CYS ILE PRO THR GLY PRO TYR PRO CYS GLY LYS GLN SEQRES 11 A 134 THR LEU GLU ARG SEQRES 1 B 254 ILE VAL GLY GLY GLN GLU CYS LYS ASP GLY GLU CYS PRO SEQRES 2 B 254 TRP GLN ALA LEU LEU ILE ASN GLU GLU ASN GLU GLY PHE SEQRES 3 B 254 CYS GLY GLY THR ILE LEU SER GLU PHE TYR ILE LEU THR SEQRES 4 B 254 ALA ALA HIS CYS LEU TYR GLN ALA LYS ARG PHE LYS VAL SEQRES 5 B 254 ARG VAL GLY ASP ARG ASN THR GLU GLN GLU GLU GLY GLY SEQRES 6 B 254 GLU ALA VAL HIS GLU VAL GLU VAL VAL ILE LYS HIS ASN SEQRES 7 B 254 ARG PHE THR LYS GLU THR TYR ASP PHE ASP ILE ALA VAL SEQRES 8 B 254 LEU ARG LEU LYS THR PRO ILE THR PHE ARG MET ASN VAL SEQRES 9 B 254 ALA PRO ALA CYS LEU PRO GLU ARG ASP TRP ALA GLU SER SEQRES 10 B 254 THR LEU MET THR GLN LYS THR GLY ILE VAL SER GLY PHE SEQRES 11 B 254 GLY ARG THR HIS GLU LYS GLY ARG GLN SER THR ARG LEU SEQRES 12 B 254 LYS MET LEU GLU VAL PRO TYR VAL ASP ARG ASN SER CYS SEQRES 13 B 254 LYS LEU SER SER SER PHE ILE ILE THR GLN ASN MET PHE SEQRES 14 B 254 CYS ALA GLY TYR ASP THR LYS GLN GLU ASP ALA CYS GLN SEQRES 15 B 254 GLY ASP SER GLY GLY PRO HIS VAL THR ARG PHE LYS ASP SEQRES 16 B 254 THR TYR PHE VAL THR GLY ILE VAL SER TRP GLY GLU GLY SEQRES 17 B 254 CYS ALA ARG LYS GLY LYS TYR GLY ILE TYR THR LYS VAL SEQRES 18 B 254 THR ALA PHE LEU LYS TRP ILE ASP ARG SER MET LYS THR SEQRES 19 B 254 ARG GLY LEU PRO LYS ALA LYS SER HIS ALA PRO GLU VAL SEQRES 20 B 254 ILE THR SER SER PRO LEU LYS

HET CA B 1 1 HET CBB B 301 64

HETNAM CA CALCIUM ION HETNAM CBB 1-(3-CARBAMIMIDOYL-BENZYL)-1H-INDOLE-2-CARBOXYLIC HETNAM 2 CBB ACID 3-CARBAMIMIDOYL-BENZYLESTER

FORMUL 3 CA CA 2+ FORMUL 4 CBB C25 H31 N5 O2 FORMUL 5 HOH *296(H2 O)

HELIX 1 1 LEU A 3 CYS A 8 5 6 HELIX 2 2 ALA B 55 ALA B 61A 5 8 HELIX 3 3 GLU B 124A LEU B 131A 1 9 HELIX 4 4 ASP B 164 SER B 172 1 9 HELIX 5 5 PHE B 234 THR B 244 1 11

SHEET 1 A 2 PHE A 11 GLU A 14 0 SHEET 2 A 2 VAL A 19 SER A 22 -1 O VAL A 20 N HIS A 13 SHEET 1 B 2 TYR A 27 LEU A 29 0 SHEET 2 B 2 CYS A 36 PRO A 38 -1 O ILE A 37 N THR A 28 SHEET 1 C 7 GLN B 20 GLU B 21 0 SHEET 2 C 7 LYS B 156 PRO B 161 -1 O MET B 157 N GLN B 20 SHEET 3 C 7 THR B 135 GLY B 140 -1 N GLY B 136 O VAL B 160 SHEET 4 C 7 PRO B 198 PHE B 203 -1 O VAL B 200 N ILE B 137 SHEET 5 C 7 THR B 206 GLY B 216 -1 O THR B 210 N HIS B 199 SHEET 6 C 7 GLY B 226 LYS B 230 -1 O ILE B 227 N TRP B 215 SHEET 7 C 7 MET B 180 ALA B 183 -1 N PHE B 181 O TYR B 228 SHEET 1 D 7 GLN B 30 ASN B 35 0 SHEET 2 D 7 GLY B 40 ILE B 46 -1 O CYS B 42 N LEU B 33 SHEET 3 D 7 TYR B 51 THR B 54 -1 O LEU B 53 N THR B 45 SHEET 4 D 7 ALA B 104 LEU B 108 -1 O ALA B 104 N THR B 54 SHEET 5 D 7 ALA B 81 LYS B 90 -1 N VAL B 87 O ARG B 107 SHEET 6 D 7 PHE B 64 VAL B 68 -1 N VAL B 66 O HIS B 83 SHEET 7 D 7 GLN B 30 ASN B 35 -1 N LEU B 32 O ARG B 67

SSBOND 1 CYS A 1 CYS A 12 1555 1555 2.04 SSBOND 2 CYS A 8 CYS A 21 1555 1555 2.02 SSBOND 3 CYS A 23 CYS A 36 1555 1555 2.03 SSBOND 4 CYS A 44 CYS B 122 1555 1555 2.03 SSBOND 5 CYS B 22 CYS B 27 1555 1555 2.03 SSBOND 6 CYS B 42 CYS B 58 1555 1555 2.03 SSBOND 7 CYS B 168 CYS B 182 1555 1555 2.02 SSBOND 8 CYS B 191 CYS B 220 1555 1555 2.03

LINK CA CA B 1 OD2 ASP B 70 1555 1555 3.08 LINK CA CA B 1 O HOH B 388 1555 1555 2.29 LINK CA CA B 1 OD1 ASP B 70 1555 1555 2.83 LINK CA CA B 1 O ASN B 72 1555 1555 3.11 LINK CA CA B 1 O THR B 73 1555 1555 3.36 LINK CA CA B 1 O HOH B 372 1555 1555 2.17 LINK CA CA B 1 O GLN B 75 1555 1555 2.35

SITE 1 AC1 7 ASP B 70 ASN B 72 THR B 73 GLN B 75 SITE 2 AC1 7 GLU B 80 HOH B 372 HOH B 388 SITE 1 AC2 19 GLU B 97 THR B 98 TYR B 99 ARG B 143 SITE 2 AC2 19 GLU B 147 PHE B 174 ASP B 189 ALA B 190 SITE 3 AC2 19 CYS B 191 GLN B 192 TRP B 215 GLY B 216 SITE 4 AC2 19 GLU B 217 GLY B 219 CYS B 220 GLY B 226 SITE 5 AC2 19 HOH B 425 HOH B 455 HOH B 475

CRYST1 56.702 72.196 78.612 90.00 90.00 90.00 P 21 21 21 4

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 0.017636 0.000000 0.000000 0.00000

SCALE2 0.000000 0.013851 0.000000 0.00000

SCALE3 0.000000 0.000000 0.012721 0.00000