HEADER LIPID BINDING PROTEIN 13-MAY-19 6K22 TITLE CRYSTAL STRUCTURE OF CA-BOUND HUMAN ANNEXIN A5 IN LOW SALT CONDITION COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANNEXIN A5; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ANNEXIN-5; COMPND 5 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: ANXA5, ANX5; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 KEYWDS ANNEXIN A5, PHOSPHOLIPID BINDING, MEMBRANE REPAIR, ANXA5, LIPID KEYWDS 2 BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR S.HONG,N.-C.HA REVDAT 2 22-NOV-23 6K22 1 REMARK REVDAT 1 25-MAR-20 6K22 0 JRNL AUTH S.HONG,S.NA,O.H.KIM,S.JEONG,B.C.OH,N.C.HA JRNL TITL HIGH-RESOLUTION STRUCTURES OF ANNEXIN A5 IN A JRNL TITL 2 TWO-DIMENSIONAL ARRAY. JRNL REF J.STRUCT.BIOL. V. 209 07401 2020 JRNL REFN ESSN 1095-8657 JRNL PMID 31605770 JRNL DOI 10.1016/J.JSB.2019.10.003 REMARK 2 REMARK 2 RESOLUTION. 2.75 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.13_2998: ???) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.75 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.40 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.580 REMARK 3 COMPLETENESS FOR RANGE (%) : 94.0 REMARK 3 NUMBER OF REFLECTIONS : 8874 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.253 REMARK 3 R VALUE (WORKING SET) : 0.250 REMARK 3 FREE R VALUE : 0.306 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.010 REMARK 3 FREE R VALUE TEST SET COUNT : 445 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 46.4041 - 3.9613 1.00 3127 156 0.2229 0.2716 REMARK 3 2 3.9613 - 3.1444 1.00 2934 160 0.2640 0.3256 REMARK 3 3 3.1444 - 2.7470 0.82 2368 129 0.3037 0.3553 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.410 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 28.410 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.002 2530 REMARK 3 ANGLE : 0.411 3405 REMARK 3 CHIRALITY : 0.030 389 REMARK 3 PLANARITY : 0.002 438 REMARK 3 DIHEDRAL : 5.047 1546 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6K22 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 16-MAY-19. REMARK 100 THE DEPOSITION ID IS D_1300012148. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-APR-16 REMARK 200 TEMPERATURE (KELVIN) : 193.15 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PAL/PLS REMARK 200 BEAMLINE : 5C (4A) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.2325 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9341 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.747 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 16.80 REMARK 200 R MERGE (I) : 0.14500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.80 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.4 REMARK 200 DATA REDUNDANCY IN SHELL : 7.40 REMARK 200 R MERGE FOR SHELL (I) : 0.39000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 2XO3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M POTASSIUM CITRATE TRIBASIC PH REMARK 280 8.3 0.1 M HEPES PH 7.5 17% PEG3350 50UM CACL2 2MM TCEP, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 287K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-Y,X,Z+1/2 REMARK 290 7555 Y,X,-Z REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z REMARK 290 10555 -Y,-X,-Z+1/2 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 67.02750 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 67.02750 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 67.02750 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 67.02750 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 67.02750 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 67.02750 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 100 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14890 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.0 KCAL/MOL 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 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 MET A 0 REMARK 465 GLY A 1 REMARK 465 ALA A 2 REMARK 465 ASP A 319 REMARK 465 ASP A 320 REMARK 465 HIS A 321 REMARK 465 HIS A 322 REMARK 465 HIS A 323 REMARK 465 HIS A 324 REMARK 465 HIS A 325 REMARK 465 HIS A 326 REMARK 465 HIS A 327 REMARK 465 HIS A 328 REMARK 465 HIS A 329 REMARK 465 HIS A 330 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 LEU A 100 5.13 -68.64 REMARK 500 ALA A 165 37.37 -155.66 REMARK 500 SER A 246 116.92 -162.06 REMARK 500 ILE A 279 -73.54 -125.24 REMARK 500 ASP A 280 36.35 -149.12 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 A 403 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 MET A 28 O REMARK 620 2 GLY A 30 O 108.5 REMARK 620 3 GLY A 32 O 89.4 119.1 REMARK 620 4 GLU A 72 OE1 76.0 164.4 75.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 401 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 183 O REMARK 620 2 GLY A 188 O 85.5 REMARK 620 3 GLU A 228 OE2 88.1 70.7 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 402 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 MET A 259 O REMARK 620 2 GLY A 261 O 130.7 REMARK 620 3 ASP A 303 OD1 67.5 161.6 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 403 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6K25 RELATED DB: PDB REMARK 900 FOR THE SAME CITATION DBREF 6K22 A 2 320 UNP P08758 ANXA5_HUMAN 2 320 SEQADV 6K22 MET A 0 UNP P08758 INITIATING METHIONINE SEQADV 6K22 GLY A 1 UNP P08758 EXPRESSION TAG SEQADV 6K22 HIS A 321 UNP P08758 EXPRESSION TAG SEQADV 6K22 HIS A 322 UNP P08758 EXPRESSION TAG SEQADV 6K22 HIS A 323 UNP P08758 EXPRESSION TAG SEQADV 6K22 HIS A 324 UNP P08758 EXPRESSION TAG SEQADV 6K22 HIS A 325 UNP P08758 EXPRESSION TAG SEQADV 6K22 HIS A 326 UNP P08758 EXPRESSION TAG SEQADV 6K22 HIS A 327 UNP P08758 EXPRESSION TAG SEQADV 6K22 HIS A 328 UNP P08758 EXPRESSION TAG SEQADV 6K22 HIS A 329 UNP P08758 EXPRESSION TAG SEQADV 6K22 HIS A 330 UNP P08758 EXPRESSION TAG SEQRES 1 A 331 MET GLY ALA GLN VAL LEU ARG GLY THR VAL THR ASP PHE SEQRES 2 A 331 PRO GLY PHE ASP GLU ARG ALA ASP ALA GLU THR LEU ARG SEQRES 3 A 331 LYS ALA MET LYS GLY LEU GLY THR ASP GLU GLU SER ILE SEQRES 4 A 331 LEU THR LEU LEU THR SER ARG SER ASN ALA GLN ARG GLN SEQRES 5 A 331 GLU ILE SER ALA ALA PHE LYS THR LEU PHE GLY ARG ASP SEQRES 6 A 331 LEU LEU ASP ASP LEU LYS SER GLU LEU THR GLY LYS PHE SEQRES 7 A 331 GLU LYS LEU ILE VAL ALA LEU MET LYS PRO SER ARG LEU SEQRES 8 A 331 TYR ASP ALA TYR GLU LEU LYS HIS ALA LEU LYS GLY ALA SEQRES 9 A 331 GLY THR ASN GLU LYS VAL LEU THR GLU ILE ILE ALA SER SEQRES 10 A 331 ARG THR PRO GLU GLU LEU ARG ALA ILE LYS GLN VAL TYR SEQRES 11 A 331 GLU GLU GLU TYR GLY SER SER LEU GLU ASP ASP VAL VAL SEQRES 12 A 331 GLY ASP THR SER GLY TYR TYR GLN ARG MET LEU VAL VAL SEQRES 13 A 331 LEU LEU GLN ALA ASN ARG ASP PRO ASP ALA GLY ILE ASP SEQRES 14 A 331 GLU ALA GLN VAL GLU GLN ASP ALA GLN ALA LEU PHE GLN SEQRES 15 A 331 ALA GLY GLU LEU LYS TRP GLY THR ASP GLU GLU LYS PHE SEQRES 16 A 331 ILE THR ILE PHE GLY THR ARG SER VAL SER HIS LEU ARG SEQRES 17 A 331 LYS VAL PHE ASP LYS TYR MET THR ILE SER GLY PHE GLN SEQRES 18 A 331 ILE GLU GLU THR ILE ASP ARG GLU THR SER GLY ASN LEU SEQRES 19 A 331 GLU GLN LEU LEU LEU ALA VAL VAL LYS SER ILE ARG SER SEQRES 20 A 331 ILE PRO ALA TYR LEU ALA GLU THR LEU TYR TYR ALA MET SEQRES 21 A 331 LYS GLY ALA GLY THR ASP ASP HIS THR LEU ILE ARG VAL SEQRES 22 A 331 MET VAL SER ARG SER GLU ILE ASP LEU PHE ASN ILE ARG SEQRES 23 A 331 LYS GLU PHE ARG LYS ASN PHE ALA THR SER LEU TYR SER SEQRES 24 A 331 MET ILE LYS GLY ASP THR SER GLY ASP TYR LYS LYS ALA SEQRES 25 A 331 LEU LEU LEU LEU CYS GLY GLU ASP ASP HIS HIS HIS HIS SEQRES 26 A 331 HIS HIS HIS HIS HIS HIS HET CA A 401 1 HET CA A 402 1 HET CA A 403 1 HETNAM CA CALCIUM ION FORMUL 2 CA 3(CA 2+) FORMUL 5 HOH *38(H2 O) HELIX 1 AA1 ASP A 16 LYS A 29 1 14 HELIX 2 AA2 ASP A 34 SER A 44 1 11 HELIX 3 AA3 SER A 46 GLY A 62 1 17 HELIX 4 AA4 ASP A 64 LEU A 73 1 10 HELIX 5 AA5 THR A 74 LYS A 86 1 13 HELIX 6 AA6 PRO A 87 LEU A 100 1 14 HELIX 7 AA7 ASN A 106 ARG A 117 1 12 HELIX 8 AA8 THR A 118 TYR A 133 1 16 HELIX 9 AA9 SER A 136 ASP A 144 1 9 HELIX 10 AB1 SER A 146 GLN A 158 1 13 HELIX 11 AB2 ASP A 168 GLN A 181 1 14 HELIX 12 AB3 ASP A 190 ARG A 201 1 12 HELIX 13 AB4 SER A 202 GLY A 218 1 17 HELIX 14 AB5 GLN A 220 THR A 229 1 10 HELIX 15 AB6 GLY A 231 SER A 246 1 16 HELIX 16 AB7 SER A 246 TYR A 257 1 12 HELIX 17 AB8 ASP A 265 ARG A 276 1 12 HELIX 18 AB9 ASP A 280 PHE A 292 1 13 HELIX 19 AC1 SER A 295 THR A 304 1 10 HELIX 20 AC2 SER A 305 GLY A 317 1 13 LINK O MET A 28 CA CA A 403 1555 1555 2.63 LINK O GLY A 30 CA CA A 403 1555 1555 2.57 LINK O GLY A 32 CA CA A 403 1555 1555 2.50 LINK OE1 GLU A 72 CA CA A 403 1555 1555 3.06 LINK O GLY A 183 CA CA A 401 1555 1555 3.12 LINK O GLY A 188 CA CA A 401 1555 1555 2.63 LINK OE2 GLU A 228 CA CA A 401 1555 1555 2.86 LINK O MET A 259 CA CA A 402 1555 1555 2.95 LINK O GLY A 261 CA CA A 402 1555 1555 3.11 LINK OD1 ASP A 303 CA CA A 402 1555 1555 2.98 SITE 1 AC1 5 GLY A 183 LYS A 186 TRP A 187 GLY A 188 SITE 2 AC1 5 GLU A 228 SITE 1 AC2 4 MET A 259 LYS A 260 GLY A 261 ASP A 303 SITE 1 AC3 4 MET A 28 GLY A 30 GLY A 32 GLU A 72 CRYST1 92.795 92.795 134.055 90.00 90.00 120.00 P 63 2 2 12 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 0.010776 0.006222 0.000000 0.00000 SCALE2 0.000000 0.012444 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007460 0.00000