HEADER MEMBRANE PROTEIN 08-JAN-26 10AC TITLE CRYO-EM STRUCTURE OF MAJOR OUTER MEMBRANE PROTEIN (PORA) IN C. JEJUNI COMPND MOL_ID: 1; COMPND 2 MOLECULE: MAJOR OUTER MEMBRANE PROTEIN; COMPND 3 CHAIN: A, B, C; COMPND 4 SYNONYM: PORIN SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CAMPYLOBACTER JEJUNI; SOURCE 3 ORGANISM_TAXID: 197 KEYWDS PORA, MAJOR OUTER MEMBRANE PROTEIN, C. JEJUNI, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR Z.ZHANG,W.GREGOR REVDAT 1 12-AUG-26 10AC 0 JRNL AUTH Z.ZHANG,W.GREGOR JRNL TITL CRYO-EM STRUCTURE OF MAJOR OUTER MEMBRANE PROTEIN (PORA) IN JRNL TITL 2 C. JEJUNI JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.47 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, PHENIX, CRYOSPARC REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL 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) : 2.470 REMARK 3 NUMBER OF PARTICLES : 85621 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: NULL REMARK 4 REMARK 4 10AC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-JAN-26. REMARK 100 THE DEPOSITION ID IS D_1000304096. 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 : MAJOR OUTER MEMBRANE PROTEIN REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.50 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 700.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 1500.00 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) : 5000.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL 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 LYS A 2 REMARK 465 LEU A 3 REMARK 465 VAL A 4 REMARK 465 LYS A 5 REMARK 465 LEU A 6 REMARK 465 SER A 7 REMARK 465 LEU A 8 REMARK 465 VAL A 9 REMARK 465 ALA A 10 REMARK 465 ALA A 11 REMARK 465 LEU A 12 REMARK 465 ALA A 13 REMARK 465 ALA A 14 REMARK 465 GLY A 15 REMARK 465 ALA A 16 REMARK 465 PHE A 17 REMARK 465 SER A 18 REMARK 465 ALA A 19 REMARK 465 ALA A 20 REMARK 465 ASN A 21 REMARK 465 ALA A 22 REMARK 465 MET B 1 REMARK 465 LYS B 2 REMARK 465 LEU B 3 REMARK 465 VAL B 4 REMARK 465 LYS B 5 REMARK 465 LEU B 6 REMARK 465 SER B 7 REMARK 465 LEU B 8 REMARK 465 VAL B 9 REMARK 465 ALA B 10 REMARK 465 ALA B 11 REMARK 465 LEU B 12 REMARK 465 ALA B 13 REMARK 465 ALA B 14 REMARK 465 GLY B 15 REMARK 465 ALA B 16 REMARK 465 PHE B 17 REMARK 465 SER B 18 REMARK 465 ALA B 19 REMARK 465 ALA B 20 REMARK 465 ASN B 21 REMARK 465 ALA B 22 REMARK 465 MET C 1 REMARK 465 LYS C 2 REMARK 465 LEU C 3 REMARK 465 VAL C 4 REMARK 465 LYS C 5 REMARK 465 LEU C 6 REMARK 465 SER C 7 REMARK 465 LEU C 8 REMARK 465 VAL C 9 REMARK 465 ALA C 10 REMARK 465 ALA C 11 REMARK 465 LEU C 12 REMARK 465 ALA C 13 REMARK 465 ALA C 14 REMARK 465 GLY C 15 REMARK 465 ALA C 16 REMARK 465 PHE C 17 REMARK 465 SER C 18 REMARK 465 ALA C 19 REMARK 465 ALA C 20 REMARK 465 ASN C 21 REMARK 465 ALA C 22 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 A 140 -168.39 -118.19 REMARK 500 VAL A 229 -64.79 -122.02 REMARK 500 ASP A 245 -119.70 52.76 REMARK 500 LYS A 267 -3.85 67.48 REMARK 500 ASP A 308 -122.39 56.88 REMARK 500 ALA B 140 -168.15 -117.80 REMARK 500 VAL B 229 -64.13 -122.30 REMARK 500 ALA B 230 -179.57 -171.10 REMARK 500 ASP B 245 -120.55 52.91 REMARK 500 LYS B 267 -4.32 67.64 REMARK 500 ASP B 308 -122.86 56.32 REMARK 500 ASP C 92 -169.63 -129.61 REMARK 500 ALA C 140 -168.26 -117.98 REMARK 500 VAL C 229 -64.46 -122.24 REMARK 500 ASP C 245 -119.89 52.78 REMARK 500 LYS C 267 -3.73 67.78 REMARK 500 ASP C 308 -121.69 56.88 REMARK 500 ASN C 311 33.70 -99.67 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 501 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 142 O REMARK 620 2 ASP A 142 OD2 67.7 REMARK 620 3 GLN A 174 OE1 93.4 79.5 REMARK 620 4 ASP A 177 OD2 161.2 107.1 103.6 REMARK 620 5 GLU A 307 OE2 78.5 138.8 79.6 112.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA B 501 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 142 O REMARK 620 2 ASP B 142 OD2 68.2 REMARK 620 3 GLN B 174 OE1 96.7 88.7 REMARK 620 4 ASP B 177 OD2 157.1 104.4 105.0 REMARK 620 5 GLU B 307 OE2 75.3 139.4 78.1 116.0 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA C 501 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP C 142 O REMARK 620 2 ASP C 142 OD2 65.2 REMARK 620 3 GLN C 174 OE1 95.9 86.6 REMARK 620 4 ASP C 177 OD2 153.6 103.3 107.4 REMARK 620 5 GLU C 307 OE2 74.2 134.5 77.9 122.1 REMARK 620 N 1 2 3 4 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-75023 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF MAJOR OUTER MEMBRANE PROTEIN (PORA) IN C. REMARK 900 JEJUNI DBREF 10AC A 1 424 UNP P80672 PORA_CAMJE 1 424 DBREF 10AC B 1 424 UNP P80672 PORA_CAMJE 1 424 DBREF 10AC C 1 424 UNP P80672 PORA_CAMJE 1 424 SEQRES 1 A 424 MET LYS LEU VAL LYS LEU SER LEU VAL ALA ALA LEU ALA SEQRES 2 A 424 ALA GLY ALA PHE SER ALA ALA ASN ALA THR PRO LEU GLU SEQRES 3 A 424 GLU ALA ILE LYS ASP VAL ASP VAL SER GLY VAL LEU ARG SEQRES 4 A 424 TYR ARG TYR ASP THR GLY ASN PHE ASP LYS ASN PHE VAL SEQRES 5 A 424 ASN ASN SER ASN LEU ASN ASN SER LYS GLN ASP HIS LYS SEQRES 6 A 424 TYR ARG ALA GLN VAL ASN PHE SER ALA ALA ILE ALA ASP SEQRES 7 A 424 ASN PHE LYS ALA PHE VAL GLN PHE ASP TYR ASN ALA ALA SEQRES 8 A 424 ASP GLY GLY TYR GLY ALA ASN GLY ILE LYS ASN ASP GLN SEQRES 9 A 424 LYS GLY LEU PHE VAL ARG GLN LEU TYR LEU THR TYR THR SEQRES 10 A 424 ASN GLU ASP VAL ALA THR SER VAL ILE ALA GLY LYS GLN SEQRES 11 A 424 GLN LEU ASN LEU ILE TRP THR ASP ASN ALA ILE ASP GLY SEQRES 12 A 424 LEU VAL GLY THR GLY VAL LYS VAL VAL ASN ASN SER ILE SEQRES 13 A 424 ASP GLY LEU THR LEU ALA ALA PHE ALA VAL ASP SER PHE SEQRES 14 A 424 MET ALA ALA GLU GLN GLY ALA ASP LEU LEU GLU HIS SER SEQRES 15 A 424 ASN ILE SER THR THR SER ASN GLN ALA PRO PHE LYS VAL SEQRES 16 A 424 ASP SER VAL GLY ASN LEU TYR GLY ALA ALA ALA VAL GLY SEQRES 17 A 424 SER TYR ASP LEU ALA GLY GLY GLN PHE ASN PRO GLN LEU SEQRES 18 A 424 TRP LEU ALA TYR TRP ASP GLN VAL ALA PHE PHE TYR ALA SEQRES 19 A 424 VAL ASP ALA ALA TYR SER THR THR ILE PHE ASP GLY ILE SEQRES 20 A 424 ASN TRP THR LEU GLU GLY ALA TYR LEU GLY ASN SER LEU SEQRES 21 A 424 ASP SER GLU LEU ASP ASP LYS THR HIS ALA ASN GLY ASN SEQRES 22 A 424 LEU PHE ALA LEU LYS GLY SER ILE GLU VAL ASN GLY TRP SEQRES 23 A 424 ASP ALA SER LEU GLY GLY LEU TYR TYR GLY ASP LYS GLU SEQRES 24 A 424 LYS ALA SER THR VAL VAL ILE GLU ASP GLN GLY ASN LEU SEQRES 25 A 424 GLY SER LEU LEU ALA GLY GLU GLU ILE PHE TYR THR THR SEQRES 26 A 424 GLY SER ARG LEU ASN GLY ASP THR GLY ARG ASN ILE PHE SEQRES 27 A 424 GLY TYR VAL THR GLY GLY TYR THR PHE ASN GLU THR VAL SEQRES 28 A 424 ARG VAL GLY ALA ASP PHE VAL TYR GLY GLY THR LYS THR SEQRES 29 A 424 GLU ALA ALA ASN HIS LEU GLY GLY GLY LYS LYS LEU GLU SEQRES 30 A 424 ALA VAL ALA ARG VAL ASP TYR LYS TYR SER PRO LYS LEU SEQRES 31 A 424 ASN PHE SER ALA PHE TYR SER TYR VAL ASN LEU ASP GLN SEQRES 32 A 424 GLY VAL ASN THR ASN GLU SER ALA ASP HIS SER THR VAL SEQRES 33 A 424 ARG LEU GLN ALA LEU TYR LYS PHE SEQRES 1 B 424 MET LYS LEU VAL LYS LEU SER LEU VAL ALA ALA LEU ALA SEQRES 2 B 424 ALA GLY ALA PHE SER ALA ALA ASN ALA THR PRO LEU GLU SEQRES 3 B 424 GLU ALA ILE LYS ASP VAL ASP VAL SER GLY VAL LEU ARG SEQRES 4 B 424 TYR ARG TYR ASP THR GLY ASN PHE ASP LYS ASN PHE VAL SEQRES 5 B 424 ASN ASN SER ASN LEU ASN ASN SER LYS GLN ASP HIS LYS SEQRES 6 B 424 TYR ARG ALA GLN VAL ASN PHE SER ALA ALA ILE ALA ASP SEQRES 7 B 424 ASN PHE LYS ALA PHE VAL GLN PHE ASP TYR ASN ALA ALA SEQRES 8 B 424 ASP GLY GLY TYR GLY ALA ASN GLY ILE LYS ASN ASP GLN SEQRES 9 B 424 LYS GLY LEU PHE VAL ARG GLN LEU TYR LEU THR TYR THR SEQRES 10 B 424 ASN GLU ASP VAL ALA THR SER VAL ILE ALA GLY LYS GLN SEQRES 11 B 424 GLN LEU ASN LEU ILE TRP THR ASP ASN ALA ILE ASP GLY SEQRES 12 B 424 LEU VAL GLY THR GLY VAL LYS VAL VAL ASN ASN SER ILE SEQRES 13 B 424 ASP GLY LEU THR LEU ALA ALA PHE ALA VAL ASP SER PHE SEQRES 14 B 424 MET ALA ALA GLU GLN GLY ALA ASP LEU LEU GLU HIS SER SEQRES 15 B 424 ASN ILE SER THR THR SER ASN GLN ALA PRO PHE LYS VAL SEQRES 16 B 424 ASP SER VAL GLY ASN LEU TYR GLY ALA ALA ALA VAL GLY SEQRES 17 B 424 SER TYR ASP LEU ALA GLY GLY GLN PHE ASN PRO GLN LEU SEQRES 18 B 424 TRP LEU ALA TYR TRP ASP GLN VAL ALA PHE PHE TYR ALA SEQRES 19 B 424 VAL ASP ALA ALA TYR SER THR THR ILE PHE ASP GLY ILE SEQRES 20 B 424 ASN TRP THR LEU GLU GLY ALA TYR LEU GLY ASN SER LEU SEQRES 21 B 424 ASP SER GLU LEU ASP ASP LYS THR HIS ALA ASN GLY ASN SEQRES 22 B 424 LEU PHE ALA LEU LYS GLY SER ILE GLU VAL ASN GLY TRP SEQRES 23 B 424 ASP ALA SER LEU GLY GLY LEU TYR TYR GLY ASP LYS GLU SEQRES 24 B 424 LYS ALA SER THR VAL VAL ILE GLU ASP GLN GLY ASN LEU SEQRES 25 B 424 GLY SER LEU LEU ALA GLY GLU GLU ILE PHE TYR THR THR SEQRES 26 B 424 GLY SER ARG LEU ASN GLY ASP THR GLY ARG ASN ILE PHE SEQRES 27 B 424 GLY TYR VAL THR GLY GLY TYR THR PHE ASN GLU THR VAL SEQRES 28 B 424 ARG VAL GLY ALA ASP PHE VAL TYR GLY GLY THR LYS THR SEQRES 29 B 424 GLU ALA ALA ASN HIS LEU GLY GLY GLY LYS LYS LEU GLU SEQRES 30 B 424 ALA VAL ALA ARG VAL ASP TYR LYS TYR SER PRO LYS LEU SEQRES 31 B 424 ASN PHE SER ALA PHE TYR SER TYR VAL ASN LEU ASP GLN SEQRES 32 B 424 GLY VAL ASN THR ASN GLU SER ALA ASP HIS SER THR VAL SEQRES 33 B 424 ARG LEU GLN ALA LEU TYR LYS PHE SEQRES 1 C 424 MET LYS LEU VAL LYS LEU SER LEU VAL ALA ALA LEU ALA SEQRES 2 C 424 ALA GLY ALA PHE SER ALA ALA ASN ALA THR PRO LEU GLU SEQRES 3 C 424 GLU ALA ILE LYS ASP VAL ASP VAL SER GLY VAL LEU ARG SEQRES 4 C 424 TYR ARG TYR ASP THR GLY ASN PHE ASP LYS ASN PHE VAL SEQRES 5 C 424 ASN ASN SER ASN LEU ASN ASN SER LYS GLN ASP HIS LYS SEQRES 6 C 424 TYR ARG ALA GLN VAL ASN PHE SER ALA ALA ILE ALA ASP SEQRES 7 C 424 ASN PHE LYS ALA PHE VAL GLN PHE ASP TYR ASN ALA ALA SEQRES 8 C 424 ASP GLY GLY TYR GLY ALA ASN GLY ILE LYS ASN ASP GLN SEQRES 9 C 424 LYS GLY LEU PHE VAL ARG GLN LEU TYR LEU THR TYR THR SEQRES 10 C 424 ASN GLU ASP VAL ALA THR SER VAL ILE ALA GLY LYS GLN SEQRES 11 C 424 GLN LEU ASN LEU ILE TRP THR ASP ASN ALA ILE ASP GLY SEQRES 12 C 424 LEU VAL GLY THR GLY VAL LYS VAL VAL ASN ASN SER ILE SEQRES 13 C 424 ASP GLY LEU THR LEU ALA ALA PHE ALA VAL ASP SER PHE SEQRES 14 C 424 MET ALA ALA GLU GLN GLY ALA ASP LEU LEU GLU HIS SER SEQRES 15 C 424 ASN ILE SER THR THR SER ASN GLN ALA PRO PHE LYS VAL SEQRES 16 C 424 ASP SER VAL GLY ASN LEU TYR GLY ALA ALA ALA VAL GLY SEQRES 17 C 424 SER TYR ASP LEU ALA GLY GLY GLN PHE ASN PRO GLN LEU SEQRES 18 C 424 TRP LEU ALA TYR TRP ASP GLN VAL ALA PHE PHE TYR ALA SEQRES 19 C 424 VAL ASP ALA ALA TYR SER THR THR ILE PHE ASP GLY ILE SEQRES 20 C 424 ASN TRP THR LEU GLU GLY ALA TYR LEU GLY ASN SER LEU SEQRES 21 C 424 ASP SER GLU LEU ASP ASP LYS THR HIS ALA ASN GLY ASN SEQRES 22 C 424 LEU PHE ALA LEU LYS GLY SER ILE GLU VAL ASN GLY TRP SEQRES 23 C 424 ASP ALA SER LEU GLY GLY LEU TYR TYR GLY ASP LYS GLU SEQRES 24 C 424 LYS ALA SER THR VAL VAL ILE GLU ASP GLN GLY ASN LEU SEQRES 25 C 424 GLY SER LEU LEU ALA GLY GLU GLU ILE PHE TYR THR THR SEQRES 26 C 424 GLY SER ARG LEU ASN GLY ASP THR GLY ARG ASN ILE PHE SEQRES 27 C 424 GLY TYR VAL THR GLY GLY TYR THR PHE ASN GLU THR VAL SEQRES 28 C 424 ARG VAL GLY ALA ASP PHE VAL TYR GLY GLY THR LYS THR SEQRES 29 C 424 GLU ALA ALA ASN HIS LEU GLY GLY GLY LYS LYS LEU GLU SEQRES 30 C 424 ALA VAL ALA ARG VAL ASP TYR LYS TYR SER PRO LYS LEU SEQRES 31 C 424 ASN PHE SER ALA PHE TYR SER TYR VAL ASN LEU ASP GLN SEQRES 32 C 424 GLY VAL ASN THR ASN GLU SER ALA ASP HIS SER THR VAL SEQRES 33 C 424 ARG LEU GLN ALA LEU TYR LYS PHE HET CA A 501 1 HET CA B 501 1 HET CA C 501 1 HETNAM CA CALCIUM ION FORMUL 4 CA 3(CA 2+) HELIX 1 AA1 PRO A 24 ILE A 29 1 6 HELIX 2 AA2 GLY A 96 LYS A 101 5 6 HELIX 3 AA3 MET A 170 GLY A 175 1 6 HELIX 4 AA4 ALA A 176 LEU A 178 5 3 HELIX 5 AA5 LEU A 312 LEU A 316 5 5 HELIX 6 AA6 GLU A 320 THR A 324 5 5 HELIX 7 AA7 PRO B 24 ILE B 29 1 6 HELIX 8 AA8 GLY B 96 LYS B 101 5 6 HELIX 9 AA9 MET B 170 GLY B 175 1 6 HELIX 10 AB1 ALA B 176 LEU B 178 5 3 HELIX 11 AB2 LEU B 312 LEU B 316 5 5 HELIX 12 AB3 GLU B 320 THR B 324 5 5 HELIX 13 AB4 PRO C 24 ILE C 29 1 6 HELIX 14 AB5 GLY C 96 LYS C 101 5 6 HELIX 15 AB6 MET C 170 GLY C 175 1 6 HELIX 16 AB7 ALA C 176 LEU C 178 5 3 HELIX 17 AB8 LEU C 312 LEU C 316 5 5 HELIX 18 AB9 GLU C 320 THR C 324 5 5 SHEET 1 AA121 TYR A 210 LEU A 212 0 SHEET 2 AA121 GLY A 215 PHE A 217 -1 O PHE A 217 N TYR A 210 SHEET 3 AA121 ALA A 230 THR A 242 -1 O SER A 240 N GLN A 216 SHEET 4 AA121 ASN A 248 LEU A 260 -1 O TYR A 255 N VAL A 235 SHEET 5 AA121 GLY A 272 VAL A 283 -1 O LYS A 278 N GLU A 252 SHEET 6 AA121 TRP A 286 TYR A 295 -1 O TYR A 294 N PHE A 275 SHEET 7 AA121 ARG A 335 PHE A 347 -1 O ASN A 336 N TYR A 295 SHEET 8 AA121 VAL A 351 LYS A 363 -1 O VAL A 351 N PHE A 347 SHEET 9 AA121 GLY A 373 LYS A 385 -1 O ARG A 381 N GLY A 354 SHEET 10 AA121 LEU A 390 LEU A 401 -1 O PHE A 392 N TYR A 384 SHEET 11 AA121 ALA A 411 PHE A 424 -1 O HIS A 413 N VAL A 399 SHEET 12 AA121 VAL A 32 PHE A 47 -1 N LEU A 38 O TYR A 422 SHEET 13 AA121 LYS A 61 ALA A 77 -1 O ASN A 71 N SER A 35 SHEET 14 AA121 PHE A 80 ASP A 92 -1 O ASP A 92 N HIS A 64 SHEET 15 AA121 PHE A 108 ASN A 118 -1 O ARG A 110 N GLN A 85 SHEET 16 AA121 THR A 123 GLN A 131 -1 O ALA A 127 N LEU A 114 SHEET 17 AA121 VAL A 145 ASN A 153 -1 O LYS A 150 N ILE A 126 SHEET 18 AA121 LEU A 159 PHE A 169 -1 O ASP A 167 N THR A 147 SHEET 19 AA121 LEU A 201 GLY A 208 -1 O LEU A 201 N VAL A 166 SHEET 20 AA121 GLN A 220 TRP A 226 -1 O TYR A 225 N TYR A 202 SHEET 21 AA121 ALA A 230 THR A 242 -1 O ASP A 236 N GLN A 220 SHEET 1 AA2 2 ALA A 301 SER A 302 0 SHEET 2 AA2 2 ASP A 332 THR A 333 -1 O ASP A 332 N SER A 302 SHEET 1 AA321 TYR B 210 LEU B 212 0 SHEET 2 AA321 GLY B 215 PHE B 217 -1 O PHE B 217 N TYR B 210 SHEET 3 AA321 ALA B 230 THR B 242 -1 O SER B 240 N GLN B 216 SHEET 4 AA321 ASN B 248 LEU B 260 -1 O GLY B 257 N TYR B 233 SHEET 5 AA321 GLY B 272 VAL B 283 -1 O LYS B 278 N GLU B 252 SHEET 6 AA321 TRP B 286 SER B 302 -1 O TYR B 294 N PHE B 275 SHEET 7 AA321 ASP B 332 PHE B 347 -1 O ASN B 336 N TYR B 295 SHEET 8 AA321 VAL B 351 LYS B 363 -1 O VAL B 351 N PHE B 347 SHEET 9 AA321 GLY B 373 LYS B 385 -1 O ARG B 381 N GLY B 354 SHEET 10 AA321 LEU B 390 LEU B 401 -1 O PHE B 392 N TYR B 384 SHEET 11 AA321 ALA B 411 PHE B 424 -1 O HIS B 413 N VAL B 399 SHEET 12 AA321 VAL B 32 PHE B 47 -1 N LEU B 38 O TYR B 422 SHEET 13 AA321 ASP B 63 ALA B 77 -1 O ASN B 71 N SER B 35 SHEET 14 AA321 PHE B 80 ASP B 92 -1 O ASP B 92 N HIS B 64 SHEET 15 AA321 PHE B 108 ASN B 118 -1 O ARG B 110 N GLN B 85 SHEET 16 AA321 THR B 123 GLN B 131 -1 O ALA B 127 N LEU B 114 SHEET 17 AA321 VAL B 145 ASN B 153 -1 O LYS B 150 N ILE B 126 SHEET 18 AA321 LEU B 159 PHE B 169 -1 O ASP B 167 N THR B 147 SHEET 19 AA321 LEU B 201 GLY B 208 -1 O LEU B 201 N VAL B 166 SHEET 20 AA321 GLN B 220 TRP B 226 -1 O TYR B 225 N TYR B 202 SHEET 21 AA321 ALA B 230 THR B 242 -1 O ASP B 236 N GLN B 220 SHEET 1 AA421 TYR C 210 LEU C 212 0 SHEET 2 AA421 GLY C 215 PHE C 217 -1 O PHE C 217 N TYR C 210 SHEET 3 AA421 ALA C 230 THR C 242 -1 O SER C 240 N GLN C 216 SHEET 4 AA421 ASN C 248 LEU C 260 -1 O TYR C 255 N VAL C 235 SHEET 5 AA421 GLY C 272 VAL C 283 -1 O LYS C 278 N GLU C 252 SHEET 6 AA421 TRP C 286 TYR C 295 -1 O LEU C 290 N GLY C 279 SHEET 7 AA421 ARG C 335 PHE C 347 -1 O ASN C 336 N TYR C 295 SHEET 8 AA421 VAL C 351 LYS C 363 -1 O VAL C 351 N PHE C 347 SHEET 9 AA421 GLY C 373 LYS C 385 -1 O ARG C 381 N GLY C 354 SHEET 10 AA421 LEU C 390 LEU C 401 -1 O PHE C 392 N TYR C 384 SHEET 11 AA421 ALA C 411 PHE C 424 -1 O HIS C 413 N VAL C 399 SHEET 12 AA421 VAL C 32 PHE C 47 -1 N ASN C 46 O SER C 414 SHEET 13 AA421 LYS C 61 ALA C 77 -1 O ASN C 71 N SER C 35 SHEET 14 AA421 PHE C 80 ASP C 92 -1 O ASP C 92 N HIS C 64 SHEET 15 AA421 PHE C 108 ASN C 118 -1 O ARG C 110 N GLN C 85 SHEET 16 AA421 THR C 123 GLN C 131 -1 O ALA C 127 N LEU C 114 SHEET 17 AA421 VAL C 145 ASN C 153 -1 O LYS C 150 N ILE C 126 SHEET 18 AA421 LEU C 159 PHE C 169 -1 O ASP C 167 N THR C 147 SHEET 19 AA421 LEU C 201 GLY C 208 -1 O LEU C 201 N VAL C 166 SHEET 20 AA421 GLN C 220 TRP C 226 -1 O TYR C 225 N TYR C 202 SHEET 21 AA421 ALA C 230 THR C 242 -1 O PHE C 232 N ALA C 224 LINK O ASP A 142 CA CA A 501 1555 1555 2.96 LINK OD2 ASP A 142 CA CA A 501 1555 1555 2.23 LINK OE1 GLN A 174 CA CA A 501 1555 1555 2.51 LINK OD2 ASP A 177 CA CA A 501 1555 1555 2.34 LINK OE2 GLU A 307 CA CA A 501 1555 1555 2.23 LINK O ASP B 142 CA CA B 501 1555 1555 2.98 LINK OD2 ASP B 142 CA CA B 501 1555 1555 2.22 LINK OE1 GLN B 174 CA CA B 501 1555 1555 2.34 LINK OD2 ASP B 177 CA CA B 501 1555 1555 2.36 LINK OE2 GLU B 307 CA CA B 501 1555 1555 2.28 LINK O ASP C 142 CA CA C 501 1555 1555 3.05 LINK OD2 ASP C 142 CA CA C 501 1555 1555 2.22 LINK OE1 GLN C 174 CA CA C 501 1555 1555 2.37 LINK OD2 ASP C 177 CA CA C 501 1555 1555 2.36 LINK OE2 GLU C 307 CA CA C 501 1555 1555 2.24 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 CONECT 949 9271 CONECT 953 9271 CONECT 1175 9271 CONECT 1193 9271 CONECT 2186 9271 CONECT 4039 9272 CONECT 4043 9272 CONECT 4265 9272 CONECT 4283 9272 CONECT 5276 9272 CONECT 7129 9273 CONECT 7133 9273 CONECT 7355 9273 CONECT 7373 9273 CONECT 8366 9273 CONECT 9271 949 953 1175 1193 CONECT 9271 2186 CONECT 9272 4039 4043 4265 4283 CONECT 9272 5276 CONECT 9273 7129 7133 7355 7373 CONECT 9273 8366 MASTER 241 0 3 18 65 0 0 6 9270 3 21 99 END