HEADER MEMBRANE PROTEIN/HYDROLASE/ISOMERASE 02-JUL-24 9CHX TITLE CRYO-EM STRUCTURE OF CALCINEURIN-FUSED BETA2 ADRENERGIC RECEPTOR IN TITLE 2 CARAZOLOL BOUND INACTIVE STATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-2 ADRENERGIC RECEPTOR,CALCINEURIN SUBUNIT B TYPE 1; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 OTHER_DETAILS: RESIDUES 29-354 (UNIPROT NUMBERING) OF THE BETA2-AR COMPND 6 WITH THE THIRD CYTOPLASMIC DOMAIN REPLACED WITH RESIDUES 16-170 COMPND 7 (UNIPROT NUMBERING) OF CALCINEURIN SUBUNIT B; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: PROTEIN PHOSPHATASE 3 CATALYTIC SUBUNIT ALPHA; COMPND 10 CHAIN: B; COMPND 11 FRAGMENT: RESIDUES 1-370; COMPND 12 SYNONYM: CAM-PRP CATALYTIC SUBUNIT,CALCINEURIN A ALPHA,CALMODULIN- COMPND 13 DEPENDENT CALCINEURIN A SUBUNIT ALPHA ISOFORM,CNA ALPHA, COMPND 14 SERINE/THREONINE-PROTEIN PHOSPHATASE 2B CATALYTIC SUBUNIT ALPHA COMPND 15 ISOFORM; COMPND 16 EC: 3.1.3.16; COMPND 17 ENGINEERED: YES; COMPND 18 MOL_ID: 3; COMPND 19 MOLECULE: PEPTIDYL-PROLYL CIS-TRANS ISOMERASE FKBP1A; COMPND 20 CHAIN: C; COMPND 21 SYNONYM: PPIASE FKBP1A,12 KDA FK506-BINDING PROTEIN,FKBP-12, COMPND 22 CALSTABIN-1,FK506-BINDING PROTEIN 1A,FKBP-1A,IMMUNOPHILIN FKBP12, COMPND 23 ROTAMASE; COMPND 24 EC: 5.2.1.8; COMPND 25 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: ADRB2, ADRB2R, B2AR, PPP3R1, CNA2, CNB; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 10 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 11 ORGANISM_TAXID: 10090; SOURCE 12 GENE: PPP3CA, CALNA; SOURCE 13 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 15 MOL_ID: 3; SOURCE 16 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 17 ORGANISM_COMMON: HUMAN; SOURCE 18 ORGANISM_TAXID: 9606; SOURCE 19 GENE: FKBP1A, FKBP1, FKBP12; SOURCE 20 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 21 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS GPCR, CRYO-EM, CALCINEURIN FUSION, INACTIVE STATE, MEMBRANE PROTEIN, KEYWDS 2 MEMBRANE PROTEIN-HYDROLASE-ISOMERASE COMPLEX EXPDTA ELECTRON MICROSCOPY AUTHOR J.XU,G.CHEN,Y.DU,B.K.KOBILKA REVDAT 2 27-NOV-24 9CHX 1 AUTHOR JRNL REVDAT 1 13-NOV-24 9CHX 0 JRNL AUTH J.XU,G.CHEN,H.WANG,S.CAO,J.HENG,X.DEUPI,Y.DU,B.K.KOBILKA JRNL TITL CALCINEURIN-FUSION FACILITATES CRYO-EM STRUCTURE JRNL TITL 2 DETERMINATION OF A FAMILY A GPCR. JRNL REF PROC.NATL.ACAD.SCI.USA V. 121 44121 2024 JRNL REFN ESSN 1091-6490 JRNL PMID 39565314 JRNL DOI 10.1073/PNAS.2414544121 REMARK 2 REMARK 2 RESOLUTION. 3.50 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 : 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) : 3.500 REMARK 3 NUMBER OF PARTICLES : 276093 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 9CHX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-JUL-24. REMARK 100 THE DEPOSITION ID IS D_1000285547. 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 : CALCINEURIN FUSED BETA2AR IN REMARK 245 COMPLEX WITH FKBP12; REMARK 245 CALCINEURIN FUSED BETA2AR; REMARK 245 PROTEIN PHOSPHATASE 3 CATALYTIC REMARK 245 SUBUNIT ALPHA; FKBP1A 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 K2 QUANTUM (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1000.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2000.00 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) : 4800.00 REMARK 245 ILLUMINATION MODE : OTHER 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 ASP A 29 REMARK 465 GLU A 30 REMARK 465 VAL A 31 REMARK 465 CYS A 464 REMARK 465 LEU A 465 REMARK 465 ARG A 466 REMARK 465 ARG A 467 REMARK 465 ASP A 468 REMARK 465 ASP A 469 REMARK 465 LEU A 470 REMARK 465 LYS A 471 REMARK 465 ALA A 472 REMARK 465 TYR A 473 REMARK 465 GLY A 474 REMARK 465 ASN A 475 REMARK 465 GLY A 476 REMARK 465 TYR A 477 REMARK 465 SER B 1 REMARK 465 GLU B 2 REMARK 465 PRO B 3 REMARK 465 LYS B 4 REMARK 465 ALA B 5 REMARK 465 ILE B 6 REMARK 465 ASP B 7 REMARK 465 PRO B 8 REMARK 465 LYS B 9 REMARK 465 LEU B 10 REMARK 465 SER B 11 REMARK 465 THR B 12 REMARK 465 ASN B 36 REMARK 465 ASP B 37 REMARK 465 GLU B 241 REMARK 465 LYS B 242 REMARK 465 THR B 243 REMARK 465 GLN B 244 REMARK 465 GLU B 245 REMARK 465 ILE B 370 REMARK 465 MET C 0 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 LYS A 288 CG CD CE NZ REMARK 470 LYS A 300 CG CD CE NZ REMARK 470 ARG A 427 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 461 CG CD OE1 OE2 REMARK 470 LYS B 31 CG CD CE NZ REMARK 470 ARG B 41 CG CD NE CZ NH1 NH2 REMARK 470 GLU B 56 CG CD OE1 OE2 REMARK 470 GLU B 157 CG CD OE1 OE2 REMARK 470 GLN B 192 CG CD OE1 NE2 REMARK 470 ASP B 209 CG OD1 OD2 REMARK 470 ASP B 210 CG OD1 OD2 REMARK 470 ARG B 216 CG CD NE CZ NH1 NH2 REMARK 470 ASP B 228 CG OD1 OD2 REMARK 470 PHE B 247 CG CD1 CD2 CE1 CE2 CZ REMARK 470 GLU B 324 CG CD OE1 OE2 REMARK 470 ASN B 334 CG OD1 ND2 REMARK 470 ARG C 13 CG CD NE CZ NH1 NH2 REMARK 470 MET C 49 CG SD CE REMARK 470 ARG C 57 CG CD NE CZ NH1 NH2 REMARK 470 GLU C 60 CG CD OE1 OE2 REMARK 470 GLU C 102 CG CD OE1 OE2 REMARK 470 GLU C 107 O 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 OG SER B 293 O PHE B 298 2.15 REMARK 500 OG SER A 323 O THR B 13 2.17 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 LYS A 97 18.01 59.42 REMARK 500 ALA A 186 52.18 -92.15 REMARK 500 ASP A 233 -3.81 68.92 REMARK 500 LYS A 318 18.80 58.03 REMARK 500 ARG B 15 116.34 -161.68 REMARK 500 THR B 29 52.59 -94.52 REMARK 500 ALA B 30 8.91 59.42 REMARK 500 THR B 160 36.39 -99.13 REMARK 500 TYR B 169 -167.16 -125.05 REMARK 500 ASN B 191 13.79 58.77 REMARK 500 PHE B 217 35.95 -99.51 REMARK 500 ALA B 279 44.01 -140.57 REMARK 500 HIS B 280 -60.21 -94.22 REMARK 500 TYR B 290 -166.03 -79.37 REMARK 500 LEU B 311 17.35 58.62 REMARK 500 ASN B 344 19.93 58.20 REMARK 500 LEU C 30 -169.41 -128.28 REMARK 500 MET C 66 -168.49 -79.40 REMARK 500 TYR C 82 6.65 -67.23 REMARK 500 ILE C 90 -66.42 -95.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-45604 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF CALCINEURIN-FUSED BETA2 ADRENERGIC RECEPTOR IN REMARK 900 CARAZOLOL BOUND INACTIVE STATE DBREF 9CHX A 29 230 UNP P07550 ADRB2_HUMAN 29 230 DBREF 9CHX A 231 385 UNP P63098 CANB1_HUMAN 16 170 DBREF 9CHX A 386 477 UNP P07550 ADRB2_HUMAN 263 354 DBREF 9CHX B 1 370 UNP P63328 PP2BA_MOUSE 2 371 DBREF 9CHX C 0 107 UNP P62942 FKB1A_HUMAN 1 108 SEQADV 9CHX GLU A 187 UNP P07550 ASN 187 CONFLICT SEQADV 9CHX ASP A 468 UNP P07550 SER 345 CONFLICT SEQADV 9CHX ASP A 469 UNP P07550 SER 346 CONFLICT SEQRES 1 A 449 ASP GLU VAL TRP VAL VAL GLY MET GLY ILE VAL MET SER SEQRES 2 A 449 LEU ILE VAL LEU ALA ILE VAL PHE GLY ASN VAL LEU VAL SEQRES 3 A 449 ILE THR ALA ILE ALA LYS PHE GLU ARG LEU GLN THR VAL SEQRES 4 A 449 THR ASN TYR PHE ILE THR SER LEU ALA CYS ALA ASP LEU SEQRES 5 A 449 VAL MET GLY LEU ALA VAL VAL PRO PHE GLY ALA ALA HIS SEQRES 6 A 449 ILE LEU MET LYS MET TRP THR PHE GLY ASN PHE TRP CYS SEQRES 7 A 449 GLU PHE TRP THR SER ILE ASP VAL LEU CYS VAL THR ALA SEQRES 8 A 449 SER ILE GLU THR LEU CYS VAL ILE ALA VAL ASP ARG TYR SEQRES 9 A 449 PHE ALA ILE THR SER PRO PHE LYS TYR GLN SER LEU LEU SEQRES 10 A 449 THR LYS ASN LYS ALA ARG VAL ILE ILE LEU MET VAL TRP SEQRES 11 A 449 ILE VAL SER GLY LEU THR SER PHE LEU PRO ILE GLN MET SEQRES 12 A 449 HIS TRP TYR ARG ALA THR HIS GLN GLU ALA ILE ASN CYS SEQRES 13 A 449 TYR ALA GLU GLU THR CYS CYS ASP PHE PHE THR ASN GLN SEQRES 14 A 449 ALA TYR ALA ILE ALA SER SER ILE VAL SER PHE TYR VAL SEQRES 15 A 449 PRO LEU VAL ILE MET VAL PHE VAL TYR SER ARG VAL PHE SEQRES 16 A 449 GLN GLU ALA LYS ARG GLN LEU ASP ALA ASP GLU ILE LYS SEQRES 17 A 449 ARG LEU GLY LYS ARG PHE LYS LYS LEU ASP LEU ASP ASN SEQRES 18 A 449 SER GLY SER LEU SER VAL GLU GLU PHE MET SER LEU PRO SEQRES 19 A 449 GLU LEU GLN GLN ASN PRO LEU VAL GLN ARG VAL ILE ASP SEQRES 20 A 449 ILE PHE ASP THR ASP GLY ASN GLY GLU VAL ASP PHE LYS SEQRES 21 A 449 GLU PHE ILE GLU GLY VAL SER GLN PHE SER VAL LYS GLY SEQRES 22 A 449 ASP LYS GLU GLN LYS LEU ARG PHE ALA PHE ARG ILE TYR SEQRES 23 A 449 ASP MET ASP LYS ASP GLY TYR ILE SER ASN GLY GLU LEU SEQRES 24 A 449 PHE GLN VAL LEU LYS MET MET VAL GLY ASN ASN LEU LYS SEQRES 25 A 449 ASP THR GLN LEU GLN GLN ILE VAL ASP LYS THR ILE ILE SEQRES 26 A 449 ASN ALA ASP LYS ASP GLY ASP GLY ARG ILE SER PHE GLU SEQRES 27 A 449 GLU PHE CYS ALA VAL VAL GLY GLY LEU ASP ILE HIS LYS SEQRES 28 A 449 LYS MET VAL VAL ASP VAL LYS PHE CYS LEU LYS GLU HIS SEQRES 29 A 449 LYS ALA LEU LYS THR LEU GLY ILE ILE MET GLY THR PHE SEQRES 30 A 449 THR LEU CYS TRP LEU PRO PHE PHE ILE VAL ASN ILE VAL SEQRES 31 A 449 HIS VAL ILE GLN ASP ASN LEU ILE ARG LYS GLU VAL TYR SEQRES 32 A 449 ILE LEU LEU ASN TRP ILE GLY TYR VAL ASN SER GLY PHE SEQRES 33 A 449 ASN PRO LEU ILE TYR CYS ARG SER PRO ASP PHE ARG ILE SEQRES 34 A 449 ALA PHE GLN GLU LEU LEU CYS LEU ARG ARG ASP ASP LEU SEQRES 35 A 449 LYS ALA TYR GLY ASN GLY TYR SEQRES 1 B 370 SER GLU PRO LYS ALA ILE ASP PRO LYS LEU SER THR THR SEQRES 2 B 370 ASP ARG VAL VAL LYS ALA VAL PRO PHE PRO PRO SER HIS SEQRES 3 B 370 ARG LEU THR ALA LYS GLU VAL PHE ASP ASN ASP GLY LYS SEQRES 4 B 370 PRO ARG VAL ASP ILE LEU LYS ALA HIS LEU MET LYS GLU SEQRES 5 B 370 GLY ARG LEU GLU GLU SER VAL ALA LEU ARG ILE ILE THR SEQRES 6 B 370 GLU GLY ALA SER ILE LEU ARG GLN GLU LYS ASN LEU LEU SEQRES 7 B 370 ASP ILE ASP ALA PRO VAL THR VAL CYS GLY ASP ILE HIS SEQRES 8 B 370 GLY GLN PHE PHE ASP LEU MET LYS LEU PHE GLU VAL GLY SEQRES 9 B 370 GLY SER PRO ALA ASN THR ARG TYR LEU PHE LEU GLY ASP SEQRES 10 B 370 TYR VAL ASP ARG GLY TYR PHE SER ILE GLU CYS VAL LEU SEQRES 11 B 370 TYR LEU TRP ALA LEU LYS ILE LEU TYR PRO LYS THR LEU SEQRES 12 B 370 PHE LEU LEU ARG GLY ASN HIS GLU CYS ARG HIS LEU THR SEQRES 13 B 370 GLU TYR PHE THR PHE LYS GLN GLU CYS LYS ILE LYS TYR SEQRES 14 B 370 SER GLU ARG VAL TYR ASP ALA CYS MET ASP ALA PHE ASP SEQRES 15 B 370 CYS LEU PRO LEU ALA ALA LEU MET ASN GLN GLN PHE LEU SEQRES 16 B 370 CYS VAL HIS GLY GLY LEU SER PRO GLU ILE ASN THR LEU SEQRES 17 B 370 ASP ASP ILE ARG LYS LEU ASP ARG PHE LYS GLU PRO PRO SEQRES 18 B 370 ALA TYR GLY PRO MET CYS ASP ILE LEU TRP SER ASP PRO SEQRES 19 B 370 LEU GLU ASP PHE GLY ASN GLU LYS THR GLN GLU HIS PHE SEQRES 20 B 370 THR HIS ASN THR VAL ARG GLY CYS SER TYR PHE TYR SER SEQRES 21 B 370 TYR PRO ALA VAL CYS ASP PHE LEU GLN HIS ASN ASN LEU SEQRES 22 B 370 LEU SER ILE LEU ARG ALA HIS GLU ALA GLN ASP ALA GLY SEQRES 23 B 370 TYR ARG MET TYR ARG LYS SER GLN THR THR GLY PHE PRO SEQRES 24 B 370 SER LEU ILE THR ILE PHE SER ALA PRO ASN TYR LEU ASP SEQRES 25 B 370 VAL TYR ASN ASN LYS ALA ALA VAL LEU LYS TYR GLU ASN SEQRES 26 B 370 ASN VAL MET ASN ILE ARG GLN PHE ASN CYS SER PRO HIS SEQRES 27 B 370 PRO TYR TRP LEU PRO ASN PHE MET ASP VAL PHE THR TRP SEQRES 28 B 370 SER LEU PRO PHE VAL GLY GLU LYS VAL THR GLU MET LEU SEQRES 29 B 370 VAL ASN VAL LEU ASN ILE SEQRES 1 C 108 MET GLY VAL GLN VAL GLU THR ILE SER PRO GLY ASP GLY SEQRES 2 C 108 ARG THR PHE PRO LYS ARG GLY GLN THR CYS VAL VAL HIS SEQRES 3 C 108 TYR THR GLY MET LEU GLU ASP GLY LYS LYS PHE ASP SER SEQRES 4 C 108 SER ARG ASP ARG ASN LYS PRO PHE LYS PHE MET LEU GLY SEQRES 5 C 108 LYS GLN GLU VAL ILE ARG GLY TRP GLU GLU GLY VAL ALA SEQRES 6 C 108 GLN MET SER VAL GLY GLN ARG ALA LYS LEU THR ILE SER SEQRES 7 C 108 PRO ASP TYR ALA TYR GLY ALA THR GLY HIS PRO GLY ILE SEQRES 8 C 108 ILE PRO PRO HIS ALA THR LEU VAL PHE ASP VAL GLU LEU SEQRES 9 C 108 LEU LYS LEU GLU HET CAU A 501 22 HET FK5 C 201 57 HETNAM CAU (2S)-1-(9H-CARBAZOL-4-YLOXY)-3-(ISOPROPYLAMINO)PROPAN- HETNAM 2 CAU 2-OL HETNAM FK5 8-DEETHYL-8-[BUT-3-ENYL]-ASCOMYCIN HETSYN CAU (S)-CARAZOLOL HETSYN FK5 K506 FORMUL 4 CAU C18 H22 N2 O2 FORMUL 5 FK5 C44 H69 N O12 HELIX 1 AA1 TRP A 32 LYS A 60 1 29 HELIX 2 AA2 THR A 66 LYS A 97 1 32 HELIX 3 AA3 ASN A 103 SER A 137 1 35 HELIX 4 AA4 SER A 137 LEU A 145 1 9 HELIX 5 AA5 THR A 146 MET A 171 1 26 HELIX 6 AA6 HIS A 178 ALA A 186 1 9 HELIX 7 AA7 ASN A 196 PHE A 208 1 13 HELIX 8 AA8 TYR A 209 ALA A 226 1 18 HELIX 9 AA9 ARG A 228 ALA A 232 5 5 HELIX 10 AB1 GLU A 234 ASP A 246 1 13 HELIX 11 AB2 SER A 254 MET A 259 1 6 HELIX 12 AB3 VAL A 270 ASP A 278 1 9 HELIX 13 AB4 ASP A 286 SER A 295 1 10 HELIX 14 AB5 ASP A 302 ASP A 315 1 14 HELIX 15 AB6 SER A 323 GLY A 336 1 14 HELIX 16 AB7 LYS A 340 ASP A 356 1 17 HELIX 17 AB8 SER A 364 VAL A 372 1 9 HELIX 18 AB9 ALA A 394 ILE A 421 1 28 HELIX 19 AC1 GLU A 429 PHE A 444 1 16 HELIX 20 AC2 PHE A 444 CYS A 450 1 7 HELIX 21 AC3 SER A 452 LEU A 463 1 12 HELIX 22 AC4 VAL B 42 MET B 50 1 9 HELIX 23 AC5 GLU B 56 GLN B 73 1 18 HELIX 24 AC6 GLN B 93 GLY B 105 1 13 HELIX 25 AC7 PHE B 124 TYR B 139 1 16 HELIX 26 AC8 CYS B 152 PHE B 159 1 8 HELIX 27 AC9 PHE B 161 TYR B 169 1 9 HELIX 28 AD1 SER B 170 ASP B 182 1 13 HELIX 29 AD2 THR B 207 ARG B 212 5 6 HELIX 30 AD3 GLY B 224 LEU B 230 1 7 HELIX 31 AD4 SER B 260 ASN B 271 1 12 HELIX 32 AD5 ASN B 309 VAL B 313 5 5 HELIX 33 AD6 LEU B 342 MET B 346 5 5 HELIX 34 AD7 ASP B 347 LEU B 353 1 7 HELIX 35 AD8 LEU B 353 ASN B 369 1 17 HELIX 36 AD9 ILE C 56 ALA C 64 1 9 SHEET 1 AA1 6 ASP B 79 ILE B 80 0 SHEET 2 AA1 6 LEU B 189 MET B 190 1 O LEU B 189 N ILE B 80 SHEET 3 AA1 6 PHE B 194 CYS B 196 -1 O PHE B 194 N MET B 190 SHEET 4 AA1 6 SER B 275 ARG B 278 1 O SER B 275 N LEU B 195 SHEET 5 AA1 6 LEU B 301 ILE B 304 1 O ILE B 304 N ARG B 278 SHEET 6 AA1 6 TYR B 287 MET B 289 -1 N ARG B 288 O THR B 303 SHEET 1 AA2 5 LEU B 143 LEU B 145 0 SHEET 2 AA2 5 TYR B 112 PHE B 114 1 N PHE B 114 O PHE B 144 SHEET 3 AA2 5 VAL B 84 CYS B 87 1 N CYS B 87 O LEU B 113 SHEET 4 AA2 5 ALA B 318 TYR B 323 -1 O TYR B 323 N VAL B 84 SHEET 5 AA2 5 MET B 328 PHE B 333 -1 O ARG B 331 N VAL B 320 SHEET 1 AA3 4 VAL C 4 SER C 8 0 SHEET 2 AA3 4 ARG C 71 ILE C 76 -1 O ARG C 71 N SER C 8 SHEET 3 AA3 4 LEU C 97 PHE C 99 -1 O LEU C 97 N ILE C 76 SHEET 4 AA3 4 MET C 29 LEU C 30 -1 N MET C 29 O VAL C 98 SHEET 1 AA4 3 PHE C 46 MET C 49 0 SHEET 2 AA4 3 THR C 21 HIS C 25 -1 N VAL C 24 O PHE C 46 SHEET 3 AA4 3 GLU C 102 LEU C 106 -1 O LYS C 105 N VAL C 23 SSBOND 1 CYS A 106 CYS A 191 1555 1555 2.03 SSBOND 2 CYS A 184 CYS A 190 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