HEADER MEMBRANE PROTEIN/IMMUNE SYSTEM 16-JUN-22 7Y58 TITLE CRYOEM STRUCTURE OF QACA (D411N), AN ANTIBACTERIAL EFFLUX TRANSPORTER TITLE 2 FROM STAPHYLOCOCCUS AUREUS COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANTISEPTIC RESISTANCE PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: EFFLUX PROTEIN QACA,MULTIDRUG EFFLUX PUMP,QACA,QUATERNARY COMPND 5 AMMONIUM COMPOUND EFFLUX MFS TRANSPORTER QACA; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: SINGLE-DOMAIN INDIAN CAMELID ANTIBODY (A4); COMPND 10 CHAIN: B; COMPND 11 ENGINEERED: YES; COMPND 12 MOL_ID: 3; COMPND 13 MOLECULE: SINGLE-DOMAIN INDIAN CAMELID ANTIBODY(B7); COMPND 14 CHAIN: C; COMPND 15 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS AUREUS; SOURCE 3 ORGANISM_TAXID: 1280; SOURCE 4 GENE: QACA, GZ128_13815, GZ156_13500, SAP062D_001, SAP066A_020, SOURCE 5 SAP094B_019, SAP098A_005, SAP100B_004, SAP101A_020, SAP104C_021; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: CAMELUS DROMEDARIUS; SOURCE 10 ORGANISM_TAXID: 9838; SOURCE 11 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 13 EXPRESSION_SYSTEM_STRAIN: SHUFFLE T7; SOURCE 14 MOL_ID: 3; SOURCE 15 ORGANISM_SCIENTIFIC: CAMELUS DROMEDARIUS; SOURCE 16 ORGANISM_TAXID: 9838; SOURCE 17 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 18 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 19 EXPRESSION_SYSTEM_STRAIN: SHUFFLE T7 KEYWDS DRUG PROTON ANTIPORTER, MAJOR FACILITATOR SUPERFAMILY(MFS), KEYWDS 2 STAPHYLOCOCCUS AUREUS, ANTIBACTERIAL EFFLUX, QACA, MEMBRANE PROTEIN, KEYWDS 3 MEMBRANE PROTEIN-IMMUNE SYSTEM COMPLEX EXPDTA ELECTRON MICROSCOPY AUTHOR A.PENMATSA,P.MAJUMDER REVDAT 3 22-NOV-23 7Y58 1 JRNL REVDAT 2 30-AUG-23 7Y58 1 REMARK REVDAT 1 12-JUL-23 7Y58 0 JRNL AUTH P.MAJUMDER,S.AHMED,P.AHUJA,A.ATHREYA,R.RANJAN,A.PENMATSA JRNL TITL CRYO-EM STRUCTURE OF ANTIBACTERIAL EFFLUX TRANSPORTER QACA JRNL TITL 2 FROM STAPHYLOCOCCUS AUREUS REVEALS A NOVEL EXTRACELLULAR JRNL TITL 3 LOOP WITH ALLOSTERIC ROLE. JRNL REF EMBO J. V. 42 13418 2023 JRNL REFN ESSN 1460-2075 JRNL PMID 37458117 JRNL DOI 10.15252/EMBJ.2023113418 REMARK 2 REMARK 2 RESOLUTION. 3.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : PHENIX REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : REAL REMARK 3 REFINEMENT PROTOCOL : AB INITIO MODEL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : 201.000 REMARK 3 REMARK 3 FITTING PROCEDURE : REAL SPACE REFINEMENT REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 3.800 REMARK 3 NUMBER OF PARTICLES : 218040 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: MAPS WERE DERIVED FROM NON UNIFORM REFINEMENT REMARK 3 FOLLWED BY DENSITY MODIFICATION IN PHENIX WHICH YIELDED A REMARK 3 RESOLUTION OF 3.6 ANGSTROMS REMARK 4 REMARK 4 7Y58 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 26-JUN-22. REMARK 100 THE DEPOSITION ID IS D_1300030288. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : HETEROTRIMER OF QACA (54KDA) IN REMARK 245 COMPLEXED WITH TWO SINGLE REMARK 245 DOMAIN CAMELID ANTIBODIES (A4/ REMARK 245 B7); QACA (54KDA); ANTIBODIES REMARK 245 (A4/B7) REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 3.00 REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : BLOT TIME OF 5 TO 6 SECONDS REMARK 245 BEFORE PLUNGING REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.00 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : 7770 REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1500.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 4500.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 5100.00 REMARK 245 ILLUMINATION MODE : SPOT SCAN REMARK 245 NOMINAL MAGNIFICATION : 105000 REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 1 REMARK 465 ILE A 2 REMARK 465 SER A 3 REMARK 465 PHE A 4 REMARK 465 VAL B 13 REMARK 465 GLN B 14 REMARK 465 THR B 15 REMARK 465 GLY B 16 REMARK 465 GLY B 17 REMARK 465 SER B 124 REMARK 465 SER B 125 REMARK 465 MET C 1 REMARK 465 GLN C 2 REMARK 465 GLY C 11 REMARK 465 SER C 12 REMARK 465 VAL C 13 REMARK 465 GLN C 14 REMARK 465 ALA C 15 REMARK 465 GLY C 16 REMARK 465 GLY C 43 REMARK 465 SER C 125 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 PHE A 5 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ASP B 62 CG OD1 OD2 REMARK 470 LYS B 65 CG CD CE NZ REMARK 470 MET B 83 CG SD CE REMARK 470 MET B 93 CG SD CE REMARK 470 GLN C 40 CG CD OE1 NE2 REMARK 470 MET C 85 CG SD CE REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O ARG C 32 CE1 TYR C 53 2.07 REMARK 500 REMARK 500 REMARK: NULL 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 ARG C 32 CB - CA - C ANGL. DEV. = 20.2 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 MET A 11 13.66 52.70 REMARK 500 MET A 12 -122.28 57.38 REMARK 500 SER A 14 -166.97 -76.75 REMARK 500 PHE A 70 31.51 -89.83 REMARK 500 SER A 106 108.65 -58.15 REMARK 500 ALA A 107 -161.35 -170.79 REMARK 500 ILE A 124 -62.24 -95.81 REMARK 500 ILE A 155 -9.54 -59.19 REMARK 500 PHE A 171 -121.64 53.20 REMARK 500 ASP A 263 64.55 33.79 REMARK 500 TYR B 28 137.35 -170.01 REMARK 500 GLU B 89 -143.94 -122.29 REMARK 500 ASP B 90 -131.89 66.51 REMARK 500 THR B 91 -115.84 54.31 REMARK 500 ALA B 92 -159.06 67.55 REMARK 500 TYR B 94 62.20 62.56 REMARK 500 GLN B 117 -64.52 -94.75 REMARK 500 THR B 119 -156.23 -87.33 REMARK 500 GLN B 120 59.48 71.56 REMARK 500 SER C 18 -165.68 56.05 REMARK 500 LEU C 19 -143.52 53.50 REMARK 500 TYR C 28 165.43 88.88 REMARK 500 THR C 29 -45.22 -132.61 REMARK 500 ARG C 32 -27.54 -152.25 REMARK 500 ARG C 57 -1.88 68.68 REMARK 500 ASN C 76 48.04 -87.72 REMARK 500 LYS C 78 16.81 -140.01 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG C 32 0.27 SIDE CHAIN REMARK 500 ARG C 46 0.18 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-33612 RELATED DB: EMDB REMARK 900 CRYOEM STRUCTURE OF QACA (D411N), AN ANTIBACTERIAL EFFLUX REMARK 900 TRANSPORTER FROM STAPHYLOCOCCUS AUREUS DBREF 7Y58 A 1 514 UNP Q1XG09 Q1XG09_STAAU 1 514 DBREF 7Y58 B 1 125 PDB 7Y58 7Y58 1 125 DBREF 7Y58 C 1 125 PDB 7Y58 7Y58 1 125 SEQADV 7Y58 ASN A 411 UNP Q1XG09 ASP 411 ENGINEERED MUTATION SEQRES 1 A 514 MET ILE SER PHE PHE THR LYS THR THR ASP MET MET THR SEQRES 2 A 514 SER LYS LYS ARG TRP THR ALA LEU VAL VAL LEU ALA VAL SEQRES 3 A 514 SER LEU PHE VAL VAL THR MET ASP MET THR ILE LEU ILE SEQRES 4 A 514 MET ALA LEU PRO GLU LEU VAL ARG GLU LEU GLU PRO SER SEQRES 5 A 514 GLY THR GLN GLN LEU TRP ILE VAL ASP ILE TYR SER LEU SEQRES 6 A 514 VAL LEU ALA GLY PHE ILE ILE PRO LEU SER ALA PHE ALA SEQRES 7 A 514 ASP LYS TRP GLY ARG LYS LYS ALA LEU LEU THR GLY PHE SEQRES 8 A 514 ALA LEU PHE GLY LEU VAL SER LEU ALA ILE PHE PHE ALA SEQRES 9 A 514 GLU SER ALA GLU PHE VAL ILE ALA ILE ARG PHE LEU LEU SEQRES 10 A 514 GLY ILE ALA GLY ALA LEU ILE MET PRO THR THR LEU SER SEQRES 11 A 514 MET ILE ARG VAL ILE PHE GLU ASN PRO LYS GLU ARG ALA SEQRES 12 A 514 THR ALA LEU ALA VAL TRP SER ILE ALA SER SER ILE GLY SEQRES 13 A 514 ALA VAL PHE GLY PRO ILE ILE GLY GLY ALA LEU LEU GLU SEQRES 14 A 514 GLN PHE SER TRP HIS SER ALA PHE LEU ILE ASN VAL PRO SEQRES 15 A 514 PHE ALA ILE ILE ALA VAL VAL ALA GLY LEU PHE LEU LEU SEQRES 16 A 514 PRO GLU SER LYS LEU SER LYS GLU LYS SER HIS SER TRP SEQRES 17 A 514 ASP ILE PRO SER THR ILE LEU SER ILE ALA GLY MET ILE SEQRES 18 A 514 GLY LEU VAL TRP SER ILE LYS GLU PHE SER LYS GLU GLY SEQRES 19 A 514 LEU ALA ASP ILE ILE PRO TRP VAL VAL ILE VAL LEU ALA SEQRES 20 A 514 ILE THR MET ILE VAL ILE PHE VAL LYS ARG ASN LEU SER SEQRES 21 A 514 SER SER ASP PRO MET LEU ASP VAL ARG LEU PHE LYS LYS SEQRES 22 A 514 ARG SER PHE SER ALA GLY THR ILE ALA ALA PHE MET THR SEQRES 23 A 514 MET PHE ALA MET ALA SER VAL LEU LEU LEU ALA SER GLN SEQRES 24 A 514 TRP LEU GLN VAL VAL GLU GLU LEU SER PRO PHE LYS ALA SEQRES 25 A 514 GLY LEU TYR LEU LEU PRO MET ALA ILE GLY ASP MET VAL SEQRES 26 A 514 PHE ALA PRO ILE ALA PRO GLY LEU ALA ALA ARG PHE GLY SEQRES 27 A 514 PRO LYS ILE VAL LEU PRO SER GLY ILE GLY ILE ALA ALA SEQRES 28 A 514 ILE GLY MET PHE ILE MET TYR PHE PHE GLY HIS PRO LEU SEQRES 29 A 514 SER TYR SER THR MET ALA LEU ALA LEU ILE LEU VAL GLY SEQRES 30 A 514 ALA GLY MET ALA SER LEU ALA VAL ALA SER ALA LEU ILE SEQRES 31 A 514 MET LEU GLU THR PRO THR SER LYS ALA GLY ASN ALA ALA SEQRES 32 A 514 ALA VAL GLU GLU SER MET TYR ASN LEU GLY ASN VAL PHE SEQRES 33 A 514 GLY VAL ALA VAL LEU GLY SER LEU SER SER MET LEU TYR SEQRES 34 A 514 ARG VAL PHE LEU ASP ILE SER SER PHE SER SER LYS GLY SEQRES 35 A 514 ILE VAL GLY ASP LEU ALA HIS VAL ALA GLU GLU SER VAL SEQRES 36 A 514 VAL GLY ALA VAL GLU VAL ALA LYS ALA THR GLY ILE LYS SEQRES 37 A 514 GLN LEU ALA ASN GLU ALA VAL THR SER PHE ASN ASP ALA SEQRES 38 A 514 PHE VAL ALA THR ALA LEU VAL GLY GLY ILE ILE MET ILE SEQRES 39 A 514 ILE ILE SER ILE VAL VAL TYR LEU LEU ILE PRO LYS SER SEQRES 40 A 514 LEU ASP ILE THR LYS GLN LYS SEQRES 1 B 125 MET GLN VAL GLN LEU GLN GLU SER GLY GLY GLY SER VAL SEQRES 2 B 125 GLN THR GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER SEQRES 3 B 125 GLY TYR ARG TYR SER ASP ASN CYS VAL GLY TRP PHE ARG SEQRES 4 B 125 GLN ALA PRO GLY ARG GLU ARG GLU ALA VAL ALA THR TYR SEQRES 5 B 125 ASN SER GLY SER SER THR TRP TYR ALA ASP SER VAL LYS SEQRES 6 B 125 GLY ARG PHE THR ILE SER GLN ASP SER ALA LYS SER THR SEQRES 7 B 125 VAL TYR LEU GLN MET ASN ASN LEU LYS PRO GLU ASP THR SEQRES 8 B 125 ALA MET TYR TYR CYS ALA GLY ARG ASN ARG LEU GLY SER SEQRES 9 B 125 TYR CYS TYR MET THR GLY ASP PHE ALA TYR TRP GLY GLN SEQRES 10 B 125 GLY THR GLN VAL THR VAL SER SER SEQRES 1 C 125 MET GLN VAL GLN LEU GLN GLU SER GLY GLY GLY SER VAL SEQRES 2 C 125 GLN ALA GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER SEQRES 3 C 125 GLY TYR THR ASN SER ARG LYS CYS MET GLY TRP PHE ARG SEQRES 4 C 125 GLN ILE PRO GLY LYS GLU ARG GLU GLY VAL ALA ALA ILE SEQRES 5 C 125 TYR GLY PHE GLY ARG GLY LEU ILE LEU TYR ALA ASP SER SEQRES 6 C 125 VAL LYS GLY ARG PHE THR ILE SER GLN ASP ASN ALA LYS SEQRES 7 C 125 ASN THR VAL TYR LEU GLN MET ASN SER LEU LYS PRO GLU SEQRES 8 C 125 ASP THR ALA MET TYR TYR CYS ALA ALA ASP SER PRO GLY SEQRES 9 C 125 SER CYS LEU SER ARG SER GLY TYR ASN TYR TRP GLY GLN SEQRES 10 C 125 GLY THR GLN VAL THR VAL SER SER HELIX 1 AA1 LYS A 16 THR A 32 1 17 HELIX 2 AA2 MET A 33 ALA A 41 1 9 HELIX 3 AA3 ALA A 41 LEU A 49 1 9 HELIX 4 AA4 GLY A 53 PHE A 70 1 18 HELIX 5 AA5 ILE A 71 GLY A 82 1 12 HELIX 6 AA6 GLY A 82 ILE A 101 1 20 HELIX 7 AA7 ALA A 107 LEU A 123 1 17 HELIX 8 AA8 ILE A 124 PHE A 136 1 13 HELIX 9 AA9 ASN A 138 GLN A 170 1 33 HELIX 10 AB1 HIS A 174 ILE A 179 1 6 HELIX 11 AB2 ILE A 179 LEU A 192 1 14 HELIX 12 AB3 ASP A 209 GLY A 234 1 26 HELIX 13 AB4 ILE A 238 SER A 261 1 24 HELIX 14 AB5 ARG A 269 LYS A 272 5 4 HELIX 15 AB6 LYS A 273 VAL A 304 1 32 HELIX 16 AB7 SER A 308 TYR A 315 1 8 HELIX 17 AB8 LEU A 316 GLY A 338 1 23 HELIX 18 AB9 GLY A 338 PHE A 360 1 23 HELIX 19 AC1 SER A 365 MET A 391 1 27 HELIX 20 AC2 PRO A 395 ASP A 434 1 40 HELIX 21 AC3 ILE A 435 SER A 439 5 5 HELIX 22 AC4 GLY A 445 SER A 454 1 10 HELIX 23 AC5 SER A 454 GLY A 466 1 13 HELIX 24 AC6 LYS A 468 ILE A 504 1 37 SHEET 1 AA1 4 GLN B 6 SER B 8 0 SHEET 2 AA1 4 LEU B 19 ALA B 24 -1 O ALA B 24 N GLN B 6 SHEET 3 AA1 4 THR B 78 MET B 83 -1 O LEU B 81 N LEU B 21 SHEET 4 AA1 4 PHE B 68 ASP B 73 -1 N SER B 71 O TYR B 80 SHEET 1 AA2 4 ARG B 46 ALA B 48 0 SHEET 2 AA2 4 VAL B 35 GLN B 40 -1 N ARG B 39 O GLU B 47 SHEET 3 AA2 4 CYS B 96 ARG B 99 -1 O ALA B 97 N GLY B 36 SHEET 4 AA2 4 PHE B 112 TYR B 114 -1 O TYR B 114 N GLY B 98 SHEET 1 AA3 2 THR B 51 TYR B 52 0 SHEET 2 AA3 2 THR B 58 TRP B 59 -1 O TRP B 59 N THR B 51 SHEET 1 AA4 3 SER C 22 ALA C 24 0 SHEET 2 AA4 3 THR C 80 MET C 85 -1 O VAL C 81 N CYS C 23 SHEET 3 AA4 3 PHE C 70 ILE C 72 -1 N THR C 71 O GLN C 84 SHEET 1 AA5 4 LEU C 59 TYR C 62 0 SHEET 2 AA5 4 ALA C 50 TYR C 53 -1 N TYR C 53 O LEU C 59 SHEET 3 AA5 4 CYS C 34 PHE C 38 -1 N TRP C 37 O ALA C 50 SHEET 4 AA5 4 TYR C 97 SER C 102 -1 O TYR C 97 N PHE C 38 SSBOND 1 CYS B 23 CYS B 96 1555 1555 2.03 SSBOND 2 CYS B 34 CYS B 106 1555 1555 2.03 SSBOND 3 CYS C 23 CYS C 98 1555 1555 2.03 SSBOND 4 CYS C 34 CYS C 106 1555 1555 2.03 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 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